# Best API Development Tools

  *By [Adam Crivello](https://research.g2.com/insights/author/adam-crivello)*

   API development tools allow users to design, build, simulate, and fully test the functionality of their custom-built application programming interfaces (APIs) in a secure environment. These tools help the user with the pre-production requirements for APIs by enabling developers to ideate, set design guidelines, and ultimately build and test APIs under one dashboard. Once an API is published, developers use [API management tools](https://www.g2.com/categories/api-management) to govern it. Some [API marketplace](https://www.g2.com/categories/api-marketplace) solutions contain tools for editing APIs, but those tools are less focused on developing and managing an API and are more focused on choosing external APIs to benefit the actual product.

To qualify for inclusion in the API Development category, a product must:

- Provide native tools to design and develop APIs
- Allow parallel development and team-wide visibility throughout the development process
- Provide simulation and testing capabilities for pre-production APIs





## Best API Development Tools At A Glance

- **Leader:** [Postman](https://www.g2.com/products/postman/reviews)
- **Highest Performer:** [Gravitee.io](https://www.g2.com/products/gravitee-io/reviews)
- **Easiest to Use:** [Apidog](https://www.g2.com/products/apidog/reviews)
- **Top Trending:** [Gravitee.io](https://www.g2.com/products/gravitee-io/reviews)
- **Best Free Software:** [Postman](https://www.g2.com/products/postman/reviews)


## Top-Rated Products (Ranked by G2 Score)
  ### 1. [Postman](https://www.g2.com/products/postman/reviews)
  Postman is the world’s leading API platform, used by more than 40 million developers and 500,000 organizations to build, test, and manage APIs at scale. With Postman, teams collaborate efficiently across the entire API lifecycle, including design, development, testing, security, documentation, and governance. The platform helps ensure consistency, quality, and enterprise-grade control. Postman also offers Agent Mode (beta), built on AWS Bedrock and trained with AWS SageMaker. Agent Mode enables developers to use natural language to debug requests, organize collections, document APIs, and automate workflows without switching tools or writing custom scripts.


  **Average Rating:** 4.6/5.0
  **Total Reviews:** 1,702

**User Satisfaction Scores:**

- **Visibility:** 8.9/10 (Category avg: 8.6/10)
- **Access Control:** 8.8/10 (Category avg: 8.5/10)
- **Ease of Use:** 9.1/10 (Category avg: 8.8/10)
- **Orchestration:** 8.7/10 (Category avg: 8.4/10)


**Seller Details:**

- **Seller:** [Postman](https://www.g2.com/sellers/postman)
- **Year Founded:** 2014
- **HQ Location:** San Francisco, CA
- **Twitter:** @getpostman (55,313 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/3795851/ (3,420 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Who Uses This:** Software Engineer, Software Developer
  - **Top Industries:** Computer Software, Information Technology and Services
  - **Company Size:** 38% Mid-Market, 34% Small-Business


#### Pros & Cons

**Pros:**

- Ease of Use (467 reviews)
- API Testing (401 reviews)
- API Management (311 reviews)
- Testing (282 reviews)
- Testing Efficiency (279 reviews)

**Cons:**

- Slow Performance (222 reviews)
- Performance Issues (203 reviews)
- Slow Loading (145 reviews)
- Resource Limitations (134 reviews)
- Limited Features (123 reviews)

  ### 2. [Apidog](https://www.g2.com/products/apidog/reviews)
  Apidog Inc. is a US development platform company founded in 2022. The company operates internationally, serving clients ranging from small teams to enterprise-level organizations with flexible pricing based on team size. Apidog offers an integrated platform that combines API design, debugging, testing, documentation, and mocking in a single interface. Key features include visual OpenAPI design tools, automated testing with CI/CD integration, professional documentation generation, smart mock servers, and multi-protocol support—all working seamlessly together with branch-based development capabilities. Apidog solves the challenge of fragmented API development by replacing multiple specialized tools with one cohesive platform, eliminating inefficient context switching between applications. By implementing a true API Design-first approach, the platform ensures a single source of truth throughout development, accelerating development cycles while improving collaboration, quality, and time-to-market for API deliveries.


  **Average Rating:** 4.9/5.0
  **Total Reviews:** 208

**User Satisfaction Scores:**

- **Visibility:** 9.7/10 (Category avg: 8.6/10)
- **Access Control:** 9.5/10 (Category avg: 8.5/10)
- **Ease of Use:** 9.7/10 (Category avg: 8.8/10)
- **Orchestration:** 9.5/10 (Category avg: 8.4/10)


**Seller Details:**

- **Seller:** [Apidog](https://www.g2.com/sellers/apidog)
- **Company Website:** https://apidog.com/
- **Year Founded:** 2023
- **HQ Location:** Middletown, US
- **LinkedIn® Page:** https://www.linkedin.com/company/anakin-ai/ (4 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Who Uses This:** Software Engineer, Senior Software Engineer
  - **Top Industries:** Computer Software, Information Technology and Services
  - **Company Size:** 44% Small-Business, 32% Mid-Market


#### Pros & Cons

**Pros:**

- Ease of Use (98 reviews)
- API Management (88 reviews)
- Features (79 reviews)
- API Integration (78 reviews)
- User Interface (61 reviews)

**Cons:**

- API Limitations (17 reviews)
- Learning Curve (15 reviews)
- Learning Difficulty (15 reviews)
- Poor UI (12 reviews)
- Limited Customization (11 reviews)

  ### 3. [MuleSoft Anypoint Platform](https://www.g2.com/products/mulesoft-anypoint-platform/reviews)
  MuleSoft Anypoint Platform is the industry-leading integration and governance solution designed to connect any application, API, and AI agent across hybrid and multi-cloud environments. For nearly two decades, we have served as the integration backbone for the world’s most complex enterprises. Today, we are extending to the AI era. We allow organizations to move beyond AI sprawl into a unified architecture where legacy systems, modern APIs, and autonomous agents interact securely on a single, trusted foundation. Key capabilities and components include: Hybrid integration and connectivity, utilizing a library of hundreds of pre-built connectors and support for new AI protocols like MCP and A2A to provide AI agents with the tools they need to access and act within legacy ERPs, CRMs, and on-premise databases. MuleSoft Agent Fabric: Unified API and agent governance, applying the same rigorous security policies, cost controls, and traffic enforcement to AI models and agents that organizations already trust for their global API ecosystems through a single, federated control plane. Fabric also includes agent visibility and registry, offering a single source of truth to discover and observe any cross-ecosystem agent, ensuring complete transparency and the elimination of shadow AI. MuleSoft Vibes: Natural language design and management, providing a revamped experience where teams can use native natural language prompts to scaffold integrations, manage lifecycles, and stay ahead of technical sprawl using the AI tools they already prefer. Trusted runtime and compliance, delivering a fully managed, hybrid, or on-prem foundation that has been proven at scale for years, ensuring that every interaction is backed by enterprise-grade monitoring and human-in-the-loop security. Overall, MuleSoft Anypoint Platform is the enterprise platform for organizations seeking to bring visibility, trust, and orchestration to their APIs and AI agents.


  **Average Rating:** 4.5/5.0
  **Total Reviews:** 613

**User Satisfaction Scores:**

- **Visibility:** 8.8/10 (Category avg: 8.6/10)
- **Access Control:** 8.9/10 (Category avg: 8.5/10)
- **Ease of Use:** 8.6/10 (Category avg: 8.8/10)
- **Orchestration:** 8.8/10 (Category avg: 8.4/10)


**Seller Details:**

- **Seller:** [Salesforce](https://www.g2.com/sellers/salesforce)
- **Company Website:** https://www.salesforce.com/
- **Year Founded:** 1999
- **HQ Location:** San Francisco, CA
- **Twitter:** @salesforce (580,768 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/3185/ (88,363 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Who Uses This:** Software Engineer, Senior Consultant
  - **Top Industries:** Information Technology and Services, Computer Software
  - **Company Size:** 57% Enterprise, 31% Mid-Market


#### Pros & Cons

**Pros:**

- Ease of Use (23 reviews)
- Integration Capabilities (23 reviews)
- Easy Integrations (20 reviews)
- Features (20 reviews)
- API Management (18 reviews)

**Cons:**

- Learning Curve (13 reviews)
- Expensive (12 reviews)
- Learning Difficulty (10 reviews)
- Steep Learning Curve (10 reviews)
- Difficult Learning (9 reviews)

  ### 4. [Workato](https://www.g2.com/products/workato/reviews)
  Workato is the #1-rated iPaaS and the leader in Enterprise MCP — the platform enterprises trust to unify integration, automation, and AI in one secure, cloud-native runtime. Trusted by over 12,000 customers including half the Fortune 500, Workato connects every system, process, and data source with 14,000+ pre-built connectors. What sets Workato apart: Enterprise MCP turns proven business processes into governed, agent-ready skills that any AI agent — Claude, ChatGPT, Cursor, or custom-built — can execute safely and predictably. No rip-and-replace required. Whether modernizing legacy integrations or deploying agentic AI at scale, Workato delivers the orchestration, governance, and trust needed in the enterprise.


  **Average Rating:** 4.7/5.0
  **Total Reviews:** 725

**User Satisfaction Scores:**

- **Visibility:** 9.3/10 (Category avg: 8.6/10)
- **Access Control:** 8.9/10 (Category avg: 8.5/10)
- **Ease of Use:** 8.9/10 (Category avg: 8.8/10)
- **Orchestration:** 9.7/10 (Category avg: 8.4/10)


**Seller Details:**

- **Seller:** [Workato](https://www.g2.com/sellers/workato)
- **Company Website:** https://www.workato.com
- **Year Founded:** 2013
- **HQ Location:** Mountain View, California
- **Twitter:** @Workato (3,592 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/3675685 (1,348 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Who Uses This:** Software Engineer, Senior Software Engineer
  - **Top Industries:** Computer Software, Information Technology and Services
  - **Company Size:** 43% Mid-Market, 33% Enterprise


#### Pros & Cons

**Pros:**

- Ease of Use (366 reviews)
- Integrations (245 reviews)
- Easy Integrations (232 reviews)
- Automation (198 reviews)
- Features (195 reviews)

**Cons:**

- Complexity (83 reviews)
- Learning Curve (77 reviews)
- Missing Features (77 reviews)
- Data Limitations (76 reviews)
- Expensive (71 reviews)

  ### 5. [IBM API Connect](https://www.g2.com/products/ibm-api-connect/reviews)
  IBM API Connect is a complete, intuitive and scalable API solution that lets organizations implement a robust API strategy by building, exposing, securing, and managing an entire API ecosystem across multiple clouds. IBM API Connect is available on AWS Marketplace. As businesses embrace their digital transformation journey, APIs become critical to unlock the value of business data and assets. With increasing adoption of APIs, consistency and governance are needed across the enterprise.  API Connect allows businesses to get new features to market fast, maintain continuous availability, meet changing user needs, and spur innovation.


  **Average Rating:** 4.3/5.0
  **Total Reviews:** 145

**User Satisfaction Scores:**

- **Visibility:** 8.9/10 (Category avg: 8.6/10)
- **Access Control:** 8.7/10 (Category avg: 8.5/10)
- **Ease of Use:** 8.5/10 (Category avg: 8.8/10)
- **Orchestration:** 8.8/10 (Category avg: 8.4/10)


**Seller Details:**

- **Seller:** [IBM](https://www.g2.com/sellers/ibm)
- **Year Founded:** 1911
- **HQ Location:** Armonk, NY
- **Twitter:** @IBM (708,000 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/1009/ (324,553 employees on LinkedIn®)
- **Ownership:** SWX:IBM

**Reviewer Demographics:**
  - **Who Uses This:** Software Engineer
  - **Top Industries:** Information Technology and Services, Financial Services
  - **Company Size:** 45% Enterprise, 35% Mid-Market


#### Pros & Cons

**Pros:**

- Features (8 reviews)
- API Management (7 reviews)
- Ease of Use (7 reviews)
- Integration Capabilities (7 reviews)
- Security (7 reviews)

**Cons:**

- API Limitations (3 reviews)
- Expensive (3 reviews)
- Learning Difficulty (3 reviews)
- Performance Issues (3 reviews)
- Slow Performance (3 reviews)

  ### 6. [Boomi](https://www.g2.com/products/boomi/reviews)
  Boomi is the intelligent integration and automation company that drives transformation. The Boomi Platform enables businesses to connect applications, people, and data faster to eliminate digital fragmentation caused by the exponential growth of applications and data. Through a combination of Generative AI, prebuilt connectors to applications, low-code automation, recipes for common business processes, full API lifecycle management, and event-driven architecture for cloud and hybrid on-premises integration, the Boomi Platform provides the breadth and depth of support required for modern digital transformation in an easy-to-use platform with enterprise-grade security, scalability, and reliability.


  **Average Rating:** 4.4/5.0
  **Total Reviews:** 418

**User Satisfaction Scores:**

- **Visibility:** 8.5/10 (Category avg: 8.6/10)
- **Access Control:** 8.6/10 (Category avg: 8.5/10)
- **Ease of Use:** 8.6/10 (Category avg: 8.8/10)
- **Orchestration:** 8.7/10 (Category avg: 8.4/10)


**Seller Details:**

- **Seller:** [Boomi](https://www.g2.com/sellers/boomi)
- **Company Website:** https://boomi.com/
- **Year Founded:** 2000
- **HQ Location:** Chesterbrook, PA
- **Twitter:** @boomi (101,089 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/boomi-inc/ (2,874 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Who Uses This:** Software Engineer, Senior Software Engineer
  - **Top Industries:** Information Technology and Services, Computer Software
  - **Company Size:** 46% Enterprise, 38% Mid-Market


#### Pros & Cons

**Pros:**

- Ease of Use (37 reviews)
- Integrations (37 reviews)
- Easy Integrations (34 reviews)
- Features (33 reviews)
- Integration Capabilities (32 reviews)

**Cons:**

- Complexity (13 reviews)
- Integration Issues (11 reviews)
- Learning Curve (11 reviews)
- Difficult Learning (10 reviews)
- Missing Features (10 reviews)

  ### 7. [WSO2 API Platform](https://www.g2.com/products/wso2-api-platform/reviews)
  WSO2 API Platform is an open source, unified control plane for managing APIs, AI, and event-driven traffic across cloud, hybrid, and on-prem environments. It enables organizations to design, secure, govern, and productize APIs while scaling agentic and LLM-based workloads with built-in governance and security controls. Teams use WSO2 to prepare APIs for AI agents with auto-generated MCP servers, centrally manage outbound LLM traffic, and gain full visibility into API and AI usage, performance, and cost. The platform supports bi-directional AI governance, covering both inbound agent-to-tool traffic via MCP and outbound app-to-LLM traffic from one control plane. Unlike traditional API management tools, WSO2 API Platform supports both human and agentic consumers from a single platform. It manages APIs across WSO2 and third-party gateways, including Kong, AWS, Azure, Envoy, and Apigee, with federated policy enforcement from a single control plane. Built-in monetization (powered by Moesif) lets teams meter, bill, and productize API calls and LLM token usage through connectors for Stripe, Zuora, Chargebee, and more. Key capabilities include: ➡️ Full lifecycle API management with MCP Gateway (auto-generates MCP servers from ➡️ OpenAPI specs) and LLM Gateway (routing, semantic caching, guardrails, PII masking, and token cost control). ➡️ Deep analytics for API and AI usage powered by Moesif. ➡️ Compliance support for HIPAA, PCI-DSS, FedRAMP, GDPR, DORA, SOX, ITAR, and EU AI Act, with integration for Azure Content Safety and AWS Bedrock Guardrails. ➡️ Flexible deployment: SaaS, Kubernetes, hybrid, and self-hosted. ➡️ 100% open source with zero vendor lock-in. WSO2 API Platform helps enterprises modernize their API programs, adopt AI responsibly, and turn APIs and AI services into secure, scalable digital products.


  **Average Rating:** 4.5/5.0
  **Total Reviews:** 130

**User Satisfaction Scores:**

- **Visibility:** 8.6/10 (Category avg: 8.6/10)
- **Access Control:** 8.6/10 (Category avg: 8.5/10)
- **Ease of Use:** 8.7/10 (Category avg: 8.8/10)
- **Orchestration:** 8.3/10 (Category avg: 8.4/10)


**Seller Details:**

- **Seller:** [WSO2](https://www.g2.com/sellers/wso2)
- **Company Website:** https://wso2.com
- **Year Founded:** 2005
- **HQ Location:** Mountain View, CA
- **Twitter:** @wso2 (12,720 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/66028/ (1,218 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Who Uses This:** Software Engineer, Senior Software Engineer
  - **Top Industries:** Computer Software, Information Technology and Services
  - **Company Size:** 36% Small-Business, 34% Enterprise


#### Pros & Cons

**Pros:**

- API Management (10 reviews)
- API Development (7 reviews)
- Speed (6 reviews)
- Deployment (4 reviews)
- Ease of Use (4 reviews)

**Cons:**

- Difficult Configuration (5 reviews)
- Complexity (4 reviews)
- Difficult Setup (4 reviews)
- API Limitations (3 reviews)
- API Management (3 reviews)

  ### 8. [AWS AppSync](https://www.g2.com/products/aws-appsync/reviews)
  AWS AppSync automatically updates the data in web and mobile applications in real time, and updates data for offline users as soon as they reconnect. AppSync makes it easy to build collaborative mobile and web applications that deliver responsive, collaborative user experiences.


  **Average Rating:** 4.3/5.0
  **Total Reviews:** 86

**User Satisfaction Scores:**

- **Visibility:** 8.2/10 (Category avg: 8.6/10)
- **Access Control:** 8.3/10 (Category avg: 8.5/10)
- **Ease of Use:** 8.3/10 (Category avg: 8.8/10)
- **Orchestration:** 7.9/10 (Category avg: 8.4/10)


**Seller Details:**

- **Seller:** [Amazon Web Services (AWS)](https://www.g2.com/sellers/amazon-web-services-aws-3e93cc28-2e9b-4961-b258-c6ce0feec7dd)
- **Year Founded:** 2006
- **HQ Location:** Seattle, WA
- **Twitter:** @awscloud (2,220,862 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/amazon-web-services/ (156,424 employees on LinkedIn®)
- **Ownership:** NASDAQ: AMZN

**Reviewer Demographics:**
  - **Who Uses This:** Software Engineer, Software Developer
  - **Top Industries:** Computer Software, Information Technology and Services
  - **Company Size:** 51% Small-Business, 28% Mid-Market


#### Pros & Cons

**Pros:**

- Cloud Storage (2 reviews)
- Ease of Use (2 reviews)
- Security Protection (2 reviews)
- Data Management (1 reviews)
- Platform Flexibility (1 reviews)

**Cons:**

- Cost Management (2 reviews)
- API Limitations (1 reviews)
- Learning Curve (1 reviews)
- Missing Features (1 reviews)
- Poor Customer Support (1 reviews)

  ### 9. [Kong Gateway](https://www.g2.com/products/kong-gateway/reviews)
  Kong is a cloud-based API management solution designed to help organizations streamline their API operations and enhance their digital experiences. As businesses increasingly rely on APIs to connect services and enable functionalities, Kong provides a robust framework that simplifies the complexities associated with API management, security, and scalability. This platform is particularly beneficial for companies looking to adopt AI technologies and transition to an API-first approach, allowing them to innovate rapidly and respond to market demands effectively. Targeted at developers, IT teams, and organizations across various industries, Kong addresses the challenges posed by the growing number of APIs and microservices. With the rise of digital transformation, businesses often face hurdles related to compliance, security, and the management of numerous interconnected services. Kong's platform offers a unified solution that enhances productivity by providing tools for API gateways, AI gateways, service meshes, and ingress controllers, all within a single interface. This integration helps teams to manage their APIs more efficiently, reducing the time and effort required to deploy and maintain their services. Key features of Kong include its ability to enhance security through robust authentication and authorization mechanisms, ensuring that sensitive data is protected as it flows through APIs. Additionally, Kong offers performance optimization tools that allow organizations to monitor and improve the speed and reliability of their API interactions. The platform's scalability ensures that as a business grows, its API infrastructure can adapt without compromising performance or security. This adaptability is crucial for companies aiming to leverage AI capabilities, as they often require seamless integration with various data sources and services. Moreover, Kong's user-friendly interface and comprehensive documentation facilitate a smoother onboarding process for developers, enabling them to quickly implement and manage APIs. By fostering collaboration among teams and providing insights into API usage and performance, Kong empowers organizations to make informed decisions that drive business growth. This combination of features positions Kong as a vital tool for any company looking to enhance its digital strategy and capitalize on the opportunities presented by the API economy.


  **Average Rating:** 4.4/5.0
  **Total Reviews:** 301

**User Satisfaction Scores:**

- **Visibility:** 8.4/10 (Category avg: 8.6/10)
- **Access Control:** 8.4/10 (Category avg: 8.5/10)
- **Ease of Use:** 8.6/10 (Category avg: 8.8/10)
- **Orchestration:** 8.3/10 (Category avg: 8.4/10)


**Seller Details:**

- **Seller:** [Kong Inc](https://www.g2.com/sellers/kong-inc)
- **Company Website:** https://konghq.com/
- **Year Founded:** 2017
- **HQ Location:** San Francisco, CA
- **LinkedIn® Page:** https://www.linkedin.com/company/278819/ (896 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Who Uses This:** Software Engineer, Senior Software Engineer
  - **Top Industries:** Computer Software, Information Technology and Services
  - **Company Size:** 39% Mid-Market, 33% Small-Business


#### Pros & Cons

**Pros:**

- Ease of Use (57 reviews)
- API Management (53 reviews)
- Security (44 reviews)
- Scalability (42 reviews)
- Features (41 reviews)

**Cons:**

- Poor Documentation (28 reviews)
- Missing Features (21 reviews)
- API Management (20 reviews)
- Limited Features (20 reviews)
- Learning Difficulty (17 reviews)

  ### 10. [Swagger Studio](https://www.g2.com/products/swagger-studio/reviews)
  Swagger is an API development platform that combines powerful open-source tools with advanced collaboration, governance, and integration features. It helps teams create, standardize, and scale APIs with consistent design standards, role-based collaboration, and effortless deployment to popular gateways and version control systems.


  **Average Rating:** 4.5/5.0
  **Total Reviews:** 183

**User Satisfaction Scores:**

- **Visibility:** 8.7/10 (Category avg: 8.6/10)
- **Access Control:** 8.5/10 (Category avg: 8.5/10)
- **Ease of Use:** 8.7/10 (Category avg: 8.8/10)
- **Orchestration:** 8.3/10 (Category avg: 8.4/10)


**Seller Details:**

- **Seller:** [SmartBear](https://www.g2.com/sellers/smartbear)
- **Company Website:** https://smartbear.com
- **HQ Location:** Somerville, MA
- **Twitter:** @smartbear (16,478 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/108422/ (994 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Who Uses This:** Software Engineer, Senior Software Engineer
  - **Top Industries:** Computer Software, Information Technology and Services
  - **Company Size:** 39% Small-Business, 35% Enterprise


#### Pros & Cons

**Pros:**

- Integrations (6 reviews)
- Documentation (5 reviews)
- Ease of Use (4 reviews)
- API Integration (2 reviews)
- API Testing (2 reviews)

**Cons:**

- UX Improvement (3 reviews)
- Data Management Issues (2 reviews)
- Expensive (2 reviews)
- Limited Collaboration (2 reviews)
- Limited Customization (2 reviews)

  ### 11. [Gravitee.io](https://www.g2.com/products/gravitee-io/reviews)
  Gravitee is a unified API, event, and AI agent management platform that helps organizations securely expose and govern digital capabilities for both humans and autonomous AI agents. Teams use Gravitee to manage REST, asynchronous, and event-driven APIs in one place while applying consistent security, traffic control, and observability across APIs, event streams, and AI agent interactions. Governed proxies make it easy to control APIs and how AI agents access models, tools, APIs, and other agents without adding complexity to application code. By bringing all APIs together regardless of gateway, broker, or agent framework, Gravitee enables teams to scale event-driven systems and agentic AI with the same confidence as traditional APIs. Trusted by 100+ global organizations, Gravitee is a leader in the 2024 Gartner Magic Quadrant for API Management.


  **Average Rating:** 4.6/5.0
  **Total Reviews:** 36

**User Satisfaction Scores:**

- **Visibility:** 8.6/10 (Category avg: 8.6/10)
- **Access Control:** 8.8/10 (Category avg: 8.5/10)
- **Ease of Use:** 8.8/10 (Category avg: 8.8/10)
- **Orchestration:** 8.9/10 (Category avg: 8.4/10)


**Seller Details:**

- **Seller:** [Gravitee.io](https://www.g2.com/sellers/gravitee-io)
- **Company Website:** https://www.gravitee.io/
- **Year Founded:** 2016
- **HQ Location:** Boulder, US
- **Twitter:** @GraviteeIO (938 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/gravitee-io/ (204 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Top Industries:** Computer Software
  - **Company Size:** 36% Mid-Market, 36% Enterprise


#### Pros & Cons

**Pros:**

- Customer Support (2 reviews)
- Ease of Use (2 reviews)
- API Management (1 reviews)
- Cost Efficiency (1 reviews)
- Features (1 reviews)

**Cons:**

- Not User-Friendly (1 reviews)
- Poor UI (1 reviews)
- UX Improvement (1 reviews)

  ### 12. [Zuplo](https://www.g2.com/products/zuplo/reviews)
  Zuplo helps you ship great APIs & MCP Servers from day one. Startups and big enterprises ship authentication, rate limiting, developer documentation, and monetization with amazing DX, using our serverless API Gateway deployed at the edge. You can start free at zuplo.com and ship an API in minutes.


  **Average Rating:** 4.8/5.0
  **Total Reviews:** 41

**User Satisfaction Scores:**

- **Visibility:** 9.2/10 (Category avg: 8.6/10)
- **Access Control:** 8.8/10 (Category avg: 8.5/10)
- **Ease of Use:** 9.6/10 (Category avg: 8.8/10)
- **Orchestration:** 8.9/10 (Category avg: 8.4/10)


**Seller Details:**

- **Seller:** [Zuplo](https://www.g2.com/sellers/zuplo)
- **Year Founded:** 2021
- **HQ Location:** Seattle, WA
- **Twitter:** @zuplo (1,935 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/zuplo (15 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Top Industries:** Computer Software, Information Technology and Services
  - **Company Size:** 56% Small-Business, 37% Mid-Market


#### Pros & Cons

**Pros:**

- API Management (5 reviews)
- Customer Support (5 reviews)
- Ease of Use (5 reviews)
- Integrations (4 reviews)
- Customization (3 reviews)

**Cons:**

- Limited Functionality (2 reviews)
- Missing Features (2 reviews)
- Complexity (1 reviews)
- Complex Management (1 reviews)
- Deployment Difficulties (1 reviews)

  ### 13. [Frends](https://www.g2.com/products/frends/reviews)
  Frends is a European low-code integration platform as a service (iPaaS) that enables organizations to connect applications, automate workflows, and manage APIs across cloud and on-premises environments. Designed for both developers and business technologists, Frends helps streamline system communication, reduce integration complexity, and support real-time operations. The platform supports a wide range of use cases including ERP modernization, cloud migration, business process automation, and data synchronization between legacy and modern systems. With a graphical interface based on BPMN 2.0 and built-in AI capabilities, Frends makes it easier to build, monitor, and manage integration processes without heavy reliance on custom code. Frends is built on Microsoft .NET and integrates natively with a wide range of systems including Microsoft Dynamics, Salesforce, SAP, and various industry-specific tools. Frends is used across industries such as public sector, utilities, manufacturing, finance, and retail. It is particularly suited for IT teams seeking to unify integration, automation, and API management into a single tool while maintaining compliance and security in distributed environments. Key capabilities include: - Building and managing integrations visually with BPMN 2.0 to accelerate development and collaboration - Automating business processes and system tasks with reusable, scalable workflows - Monitoring integrations in real-time to reduce downtime and improve operational visibility - Managing APIs and connections securely with full version control and access management - Leveraging AI assistance to configure integrations, generate documentation, and streamline onboarding --- Frends has been recognized in the Gartner® Magic Quadrant™ for Enterprise iPaaS and ranks consistently as a G2 High Performer across usability, setup, and implementation. The platform enables faster time-to-value, reduces reliance on custom development, and gives teams the tools to adapt quickly to change, making it a preferred integration solution for organizations in Europe and beyond.


  **Average Rating:** 4.5/5.0
  **Total Reviews:** 134

**User Satisfaction Scores:**

- **Visibility:** 8.1/10 (Category avg: 8.6/10)
- **Access Control:** 7.6/10 (Category avg: 8.5/10)
- **Ease of Use:** 8.7/10 (Category avg: 8.8/10)
- **Orchestration:** 8.4/10 (Category avg: 8.4/10)


**Seller Details:**

- **Seller:** [FRENDS](https://www.g2.com/sellers/frends)
- **Company Website:** https://frends.com
- **Year Founded:** 1988
- **HQ Location:** Espoo, Uusimaa, Finland
- **Twitter:** @FRENDSplatform (213 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/frends-app/ (288 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Top Industries:** Information Technology and Services, Oil & Energy
  - **Company Size:** 55% Mid-Market, 26% Enterprise


#### Pros & Cons

**Pros:**

- Ease of Use (27 reviews)
- Features (17 reviews)
- Easy Integrations (16 reviews)
- Integrations (16 reviews)
- Integration Capabilities (13 reviews)

**Cons:**

- Missing Features (9 reviews)
- UX Improvement (8 reviews)
- Limited Features (7 reviews)
- Difficult Learning (6 reviews)
- Integration Issues (5 reviews)

  ### 14. [Xano](https://www.g2.com/products/xano/reviews)
  Xano is the fastest way to create a scalable backend for any app or agent — from mission-critical software to your latest vibe-coded project. As a unified platform, Xano gives you everything you need to build and deploy production-grade software — visually, with code, or through AI — and launch in minutes. Connect to any frontend, deploy with one click, and scale to millions of users. Trusted by 70,000+ builders. How It Works Building modern software usually means stitching together a mess of tools: databases, API gateways, serverless runtimes, integrations, auth, infrastructure, CI/CD, and monitoring. For AI agents, you’ll also need an orchestrator to plan, call tools, and manage workflows. With Xano, you get it all in one place — including a built-in agent builder. - Model data, compose logic, and expose secure APIs. - Integrate with any system and scale automatically. - Design AI agents that use your data and APIs, call external tools, and run server-side with full observability and guardrails. Works With Any Frontend. Use Xano with Lovable, Bolt, WeWeb, Retool, or custom code. Deploy your server-side logic, data, and runtime on Xano with production-grade compliance and reliability. When your prototype is ready to go live, you don’t have to rebuild — Xano scales with you. Why Teams Choose Xano - Infrastructure handled: Compliance, reliability, and scaling are built-in. - All-in-one tooling: Database, APIs, runtime, integrations, monitoring, and more. - Flexible building: Non-coders can use AI or the visual canvas, while pro devs can write and sync code in their IDE. Simply put: Xano takes care of the backend so you can focus on the business logic that makes your app unique.


  **Average Rating:** 4.7/5.0
  **Total Reviews:** 66

**User Satisfaction Scores:**

- **Visibility:** 9.2/10 (Category avg: 8.6/10)
- **Access Control:** 9.4/10 (Category avg: 8.5/10)
- **Ease of Use:** 8.6/10 (Category avg: 8.8/10)
- **Orchestration:** 9.3/10 (Category avg: 8.4/10)


**Seller Details:**

- **Seller:** [Xano](https://www.g2.com/sellers/xano)
- **Company Website:** https://www.xano.com
- **Year Founded:** 2014
- **HQ Location:** Woodland Hills, US
- **Twitter:** @xano (48 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/xano/ (56 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Top Industries:** Computer Software, Information Technology and Services
  - **Company Size:** 89% Small-Business, 6% Mid-Market


#### Pros & Cons

**Pros:**

- Ease of Use (5 reviews)
- Speed (3 reviews)
- Customer Support (2 reviews)
- Development Speed (2 reviews)
- Ease of Learning (2 reviews)

**Cons:**

- Expensive (2 reviews)
- Learning Difficulty (2 reviews)
- Chat Issues (1 reviews)
- Coding Skills (1 reviews)
- Frequent Updates (1 reviews)

  ### 15. [Beeceptor](https://www.g2.com/products/beeceptor/reviews)
  Beeceptor is a mock server and service virtualization platform that helps QA teams simulate APIs, increase coverate, remove backend dependencies and shift left, and test integrations earlier in the development cycle. It is used by QA engineers, SDETs, automation teams, and frontend developers who need predictable, configurable API behavior without relying on real upstream systems. Beeceptor provides virtual services (service replicas) for REST, GraphQL, SOAP, gRPC, and other protocols, allowing QA teams to move forward independently and reduce delays caused by external dependencies. The platform is suitable for shift-left testing, CI pipelines, contract validation, and performance workflows where controlled API responses are required. ## Key capabilities include: 1. Multi-protocol support across REST APIs, OpenAPI-generated mocks, GraphQL schemas, SOAP/WSDL, gRPC, CRUD routes, and Mutual TLS. 2. Stateful mock servers that store per-request variables, lists, and counters to simulate multi-step workflows. 3. AI-generated mock data that reads schema structures and produces realistic, context-aware JSON responses. 4. No-code and low-code configuration using visual rules, with deeper customization via a template engine that supports IF/ELSE, SWITCH, REPEAT, and JSON operators. 5. Support for delays, error responses, conditional logic, data correlation, and dynamic payload generation. 6. Creating a Mock Service directory, multi-level mock services, test data management, and having full governance model. ## Benefits for QA and engineering teams: - Faster test execution cycles by removing reliance on real backend systems. - Parallel development and integration testing across distributed services. - Consistent, reproducible responses that support automated testing and CI/CD pipelines. - Improved coverage of edge cases, negative paths, latency conditions, and schema-driven scenarios. - Reduced cost and reduced usage of rate-limited or metered third-party APIs. ## Security Beeceptor includes enterprise-grade security features suitable for regulated environments. It supports SSO/SAML, audit logs, IP access controls, header masking, and role-based access. All data in transit and at rest is encrypted. Beeceptor is compliant with SOC 2 Type II and ISO 27001 requirements. Enterprises can deploy Beeceptor in the cloud or in on-premise environments that require isolated infrastructure and unlimited usage.


  **Average Rating:** 4.8/5.0
  **Total Reviews:** 73

**User Satisfaction Scores:**

- **Visibility:** 8.5/10 (Category avg: 8.6/10)
- **Access Control:** 8.2/10 (Category avg: 8.5/10)
- **Ease of Use:** 9.7/10 (Category avg: 8.8/10)
- **Orchestration:** 8.1/10 (Category avg: 8.4/10)


**Seller Details:**

- **Seller:** [Beeceptor](https://www.g2.com/sellers/beeceptor)
- **Year Founded:** 2017
- **HQ Location:** Hyderabad, Telangana
- **Twitter:** @beeceptor (174 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/beeceptor/ (7 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Who Uses This:** Software Developer
  - **Top Industries:** Computer Software, Information Technology and Services
  - **Company Size:** 52% Small-Business, 25% Mid-Market


#### Pros & Cons

**Pros:**

- Ease of Use (35 reviews)
- Speed (15 reviews)
- Easy Setup (14 reviews)
- API Testing (11 reviews)
- Integrations (10 reviews)

**Cons:**

- Missing Features (8 reviews)
- Request Limitations (7 reviews)
- Limited Features (3 reviews)
- UX Improvement (3 reviews)
- Bug Issues (2 reviews)

  ### 16. [Stoplight](https://www.g2.com/products/stoplight/reviews)
  Let Stoplight be your platform for building high-quality APIs for any scale - with best-in-class editing, documentation, and governance featuring built-in mocking, linting, style guides, component libraries, and more. Coding APIs before designing them wastes time and money and creates unnecessary risk. Build successful API programs at any scale that drive business outcomes with a design-first approach. Stoplight is the only design-focused API solution. With integrated documentation and governance, the Stoplight platform enables consistency, reusability, and quality for an enjoyable developer experience. The platform enables successful API programs driven by digital transformation, platform development, and API-as-a-product - for new or established teams.


  **Average Rating:** 4.4/5.0
  **Total Reviews:** 333

**User Satisfaction Scores:**

- **Visibility:** 8.9/10 (Category avg: 8.6/10)
- **Access Control:** 8.6/10 (Category avg: 8.5/10)
- **Ease of Use:** 8.5/10 (Category avg: 8.8/10)
- **Orchestration:** 8.4/10 (Category avg: 8.4/10)


**Seller Details:**

- **Seller:** [SmartBear](https://www.g2.com/sellers/smartbear)
- **HQ Location:** Somerville, MA
- **Twitter:** @smartbear (16,478 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/108422/ (994 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Who Uses This:** Software Engineer, Senior Software Engineer
  - **Top Industries:** Information Technology and Services, Computer Software
  - **Company Size:** 49% Small-Business, 38% Mid-Market


#### Pros & Cons


**Cons:**

- App Crashes (1 reviews)
- Compatibility Issues (1 reviews)
- Performance Issues (1 reviews)
- Poor Customer Support (1 reviews)

  ### 17. [AppMaster.io](https://www.g2.com/products/appmaster-io/reviews)
  AppMaster.io is a no-code platform designed to help businesses create production-level applications with code generation: backend, web, and native mobile apps. With AppMaster.io, you can grow from an MVP to an enterprise solution with millions of requests per minute, while having total control over where you deploy your application, and remaining independent from the platform with source code exports. Key features: - Design relational databases in PostgreSQL-compatible format with total flexibility in a visual designer - Manage complex business logic with hundreds of functions and an intuitive drag & drop interface - Create and manage access to your API and configure your endpoints with middleware, automatically generate API documentation - Build web dashboards in minutes with auto-generated pages and prebuilt components - Design native mobile applications for iOS & Android, and publish them to Google Play & App Store - Deploy your application in clusters to the AppMaster.io cloud, AWS, Azure, Google Cloud, or a local server, and export the binaries & source code at any moment - Power up your app and connect it with your favorite tools with modules (authorization, email, SMS, Stripe, Telegram, AWS, Slack, Zoom, and dozens of others)


  **Average Rating:** 4.9/5.0
  **Total Reviews:** 113

**User Satisfaction Scores:**

- **Visibility:** 9.6/10 (Category avg: 8.6/10)
- **Access Control:** 9.6/10 (Category avg: 8.5/10)
- **Ease of Use:** 9.5/10 (Category avg: 8.8/10)
- **Orchestration:** 9.5/10 (Category avg: 8.4/10)


**Seller Details:**

- **Seller:** [AppMaster.io](https://www.g2.com/sellers/appmaster-io)
- **Year Founded:** 2020
- **HQ Location:** San Francisco, US
- **Twitter:** @appmaster_io (278 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/appmasterio/ (20 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Who Uses This:** Chief Executive Officer
  - **Top Industries:** Computer Software, Financial Services
  - **Company Size:** 80% Small-Business, 12% Mid-Market


#### Pros & Cons

**Pros:**

- Ease of Use (14 reviews)
- No Coding (14 reviews)
- Low Code (12 reviews)
- No-Code Development (11 reviews)
- App Development (8 reviews)

**Cons:**

- Cost Issues (6 reviews)
- Pricing Issues (5 reviews)
- Expensive (4 reviews)
- User Interface (4 reviews)
- Difficult Learning (3 reviews)

  ### 18. [Apify](https://www.g2.com/products/apify/reviews)
  Apify is a full-stack web scraping and automation platform that helps anyone get value from the web. At its core is Apify Store, a marketplace where developers build, publish, and monetize automation tools called Actors. Actors are serverless cloud programs that extract data, automate web tasks, and run AI agents. Developers build them using JavaScript, Python, or tools like Crawlee, Apify's open-source web scraping library. Build an Actor once, publish it to Store, and earn when others use it. Thousands of developers already do this - Apify handles all the infrastructure, billing, and monthly payouts. For everyone else, Apify means never building from scratch. Apify Store features 15,000+ ready-made Actors for extracting Amazon product data, scraping Google Maps listings, monitoring competitor prices, pulling social media content, generating leads, and hundreds of other use cases. Configure the Actor you need, run it, and get your data. Behind the scenes, Actors handle proxy rotation, CAPTCHA bypassing, JavaScript rendering, headless browsers, scaling, storage, and scheduling. Everything runs on Apify's cloud infrastructure with 99.95% uptime. The platform is SOC 2 Type II, GDPR, and CCPA compliant, trusted by companies and organizations such as Intercom and the European Commission. Run Actors through Apify Console, integrate them with Zapier and Make, or connect them to AI frameworks like LangChain and Hugging Face to feed LLMs and vector databases. Apify also provides an MCP server that lets AIs like Claude discover and use Actors as tools dynamically. This means an AI agent can ask "find the top 10 Indian restaurants in San Francisco" and automatically use the right Actor to scrape Google Maps for that data. Use cases include competitive intelligence for tracking prices across e-commerce, lead generation for extracting and enriching business contacts, market research to gather reviews and social media sentiment. You can monitor SEO to track rankings and backlinks, and AI training to crawl websites for LLM context. If there's data on the web, there's probably an Actor for it. Apify has residential and datacenter proxies, browser automation with Puppeteer and Playwright, automatic retries, error handling, monitoring dashboards, and APIs for integration. Schedule runs to keep data continuously updated. Export to JSON, CSV, Excel, Google Sheets, databases, or push directly into your workflows. Beyond Apify Store, the Professional Services team builds and maintains custom solutions. Enterprise customers get dedicated data experts, custom integrations, and long-term project maintenance. Start on the free tier with $5 in prepaid monthly platform usage. Paid plans scale based on compute power, storage, and proxy usage (see: https://apify.com/pricing).


  **Average Rating:** 4.7/5.0
  **Total Reviews:** 442

**User Satisfaction Scores:**

- **Ease of Use:** 8.8/10 (Category avg: 8.8/10)
- **Orchestration:** 9.2/10 (Category avg: 8.4/10)


**Seller Details:**

- **Seller:** [Apify](https://www.g2.com/sellers/apify)
- **Company Website:** https://apify.com/
- **Year Founded:** 2015
- **HQ Location:** Praha, CZ
- **Twitter:** @apify (7,978 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/10608457/ (212 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Who Uses This:** Founder, CEO
  - **Top Industries:** Computer Software, Information Technology and Services
  - **Company Size:** 80% Small-Business, 10% Mid-Market


#### Pros & Cons

**Pros:**

- Ease of Use (184 reviews)
- Features (113 reviews)
- Scraping Efficiency (113 reviews)
- Automation (109 reviews)
- Easy Integrations (79 reviews)

**Cons:**

- Pricing Issues (88 reviews)
- Expensive (87 reviews)
- Learning Difficulty (58 reviews)
- Learning Curve (51 reviews)
- Steep Learning Curve (31 reviews)

  ### 19. [Apiary](https://www.g2.com/products/apiary/reviews)
  Collaborative design stack for APIs.


  **Average Rating:** 4.3/5.0
  **Total Reviews:** 22

**User Satisfaction Scores:**

- **Visibility:** 8.8/10 (Category avg: 8.6/10)
- **Access Control:** 7.4/10 (Category avg: 8.5/10)
- **Ease of Use:** 9.0/10 (Category avg: 8.8/10)
- **Orchestration:** 6.7/10 (Category avg: 8.4/10)


**Seller Details:**

- **Seller:** [Oracle](https://www.g2.com/sellers/oracle)
- **Year Founded:** 1977
- **HQ Location:** Austin, TX
- **Twitter:** @Oracle (826,383 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/1028/ (199,301 employees on LinkedIn®)
- **Ownership:** NYSE:ORCL

**Reviewer Demographics:**
  - **Top Industries:** Computer Software, Information Technology and Services
  - **Company Size:** 65% Small-Business, 22% Enterprise


  ### 20. [Ambassador](https://www.g2.com/products/ambassador-labs/reviews)
  Blackbird: The API Development Platform to Accelerate Prod-Ready APIs Harness AI-powered Code Generation, Instant Mocking, and On-Demand Ephemeral Test Environments to streamline your development process. - Code Faster with ready-to-use API development tools. - Collaborate Effortlessly to deliver production-ready APIs. - Optimize Your Workflow for seamless, efficient development.


  **Average Rating:** 4.3/5.0
  **Total Reviews:** 20

**User Satisfaction Scores:**

- **Visibility:** 10.0/10 (Category avg: 8.6/10)
- **Access Control:** 10.0/10 (Category avg: 8.5/10)
- **Ease of Use:** 8.8/10 (Category avg: 8.8/10)
- **Orchestration:** 10.0/10 (Category avg: 8.4/10)


**Seller Details:**

- **Seller:** [Gravitee.io](https://www.g2.com/sellers/gravitee-io)
- **Year Founded:** 2016
- **HQ Location:** Boulder, US
- **Twitter:** @GraviteeIO (938 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/gravitee-io/ (204 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Top Industries:** Information Technology and Services
  - **Company Size:** 50% Small-Business, 45% Mid-Market


#### Pros & Cons

**Pros:**

- Ease of Use (9 reviews)
- Centralization Management (3 reviews)
- Features (3 reviews)
- Automation (2 reviews)
- Easy Integrations (2 reviews)

**Cons:**

- Expensive (5 reviews)
- Difficult Configuration (3 reviews)
- Limited Community Support (2 reviews)
- Poor Customer Support (2 reviews)
- API Management (1 reviews)

  ### 21. [Lobster Data Platform](https://www.g2.com/products/lobster-data-platform/reviews)
  Lobster is a next-generation data integration ecosystem designed for both business and IT teams to simplify system integration, process automation, and data collaboration across internal and external partners. At the heart of Lobster’s ecosystem are three key offerings: the all-in-one Lobster Data Platform, the Lobster Data Network for seamless connectivity, and a growing suite of plug-and-play Data Products. Each tool delivers standalone value, but together they enable fast, scalable digital transformation. With an intuitive interface, fast onboarding, and expert support, Lobster attracts 300+ new companies each year and maintains a 99.5% retention rate. It’s particularly strong in industries with complex supply chains and regulatory environments like retail, logistics, automotive, and manufacturing – helping teams automate workflows, reduce manual effort, ensure compliance, and gain real-time insights. Whether tackling data silos, legacy systems, or new regulations like Germany’s 2025 e-invoicing mandate, Lobster delivers the agility and tools needed to thrive. Our mission is simple: connect people and data for a better future. And we’re building the community to make it happen.


  **Average Rating:** 4.6/5.0
  **Total Reviews:** 104

**User Satisfaction Scores:**

- **Visibility:** 7.7/10 (Category avg: 8.6/10)
- **Access Control:** 8.0/10 (Category avg: 8.5/10)
- **Ease of Use:** 8.3/10 (Category avg: 8.8/10)
- **Orchestration:** 7.9/10 (Category avg: 8.4/10)


**Seller Details:**

- **Seller:** [Lobster Data GmbH](https://www.g2.com/sellers/lobster-data-gmbh)
- **Company Website:** https://www.lobster-world.com/
- **Year Founded:** 2002
- **HQ Location:** Tutzing, Germany
- **LinkedIn® Page:** https://www.linkedin.com/company/lobster-data-gmbh/ (328 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Top Industries:** Logistics and Supply Chain, Transportation/Trucking/Railroad
  - **Company Size:** 63% Mid-Market, 27% Enterprise


#### Pros & Cons

**Pros:**

- Ease of Use (19 reviews)
- Customer Support (17 reviews)
- Features (11 reviews)
- Integrations (8 reviews)
- User Interface (8 reviews)

**Cons:**

- Complexity (11 reviews)
- UX Improvement (6 reviews)
- Missing Features (5 reviews)
- Poor Documentation (5 reviews)
- Complex Usability (4 reviews)

  ### 22. [Backendless](https://www.g2.com/products/backendless/reviews)
  Backendless is a visual app development platform that offers a full range of low-code and no-code tools for app and web developers of all experience levels. Backendless features include a component-based UI Builder, real-time database, user authentication and management suite, push notification and in-app messaging console, Codeless logic builder, API management, and much more. Backendless was designed from the backend first, making it a perfect backend compliment to any coded or no-code frontend. The Backendless platform's visual approach and pre-built APIs make it easy to build the backend of any app up to 10 times faster than with traditional coding solutions and at a fraction of the cost.


  **Average Rating:** 4.4/5.0
  **Total Reviews:** 56

**User Satisfaction Scores:**

- **Visibility:** 8.3/10 (Category avg: 8.6/10)
- **Access Control:** 7.4/10 (Category avg: 8.5/10)
- **Ease of Use:** 8.8/10 (Category avg: 8.8/10)
- **Orchestration:** 7.9/10 (Category avg: 8.4/10)


**Seller Details:**

- **Seller:** [Backendless](https://www.g2.com/sellers/backendless)
- **Year Founded:** 2012
- **HQ Location:** Frisco, TX
- **Twitter:** @Backendless (1,549 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/backendless-corp/ (25 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Top Industries:** Computer Software, Marketing and Advertising
  - **Company Size:** 98% Small-Business, 2% Mid-Market


  ### 23. [Informatica API and Application Integration](https://www.g2.com/products/informatica-api-and-application-integration/reviews)
  Connect your applications and automate end-to-end business processes. • Codeless API and Application Integration – Simple, logical interfaces and connectors eliminate the need for complex coding. • One platform, one UI, one set of tools – Use one drag-and-drop UI for integration, API creation, event generation and more. • Intelligent Business Process Automation – Empower fusion teams and business technologists to automate the world.


  **Average Rating:** 4.5/5.0
  **Total Reviews:** 21

**User Satisfaction Scores:**

- **Visibility:** 8.0/10 (Category avg: 8.6/10)
- **Access Control:** 8.3/10 (Category avg: 8.5/10)
- **Ease of Use:** 8.1/10 (Category avg: 8.8/10)
- **Orchestration:** 8.7/10 (Category avg: 8.4/10)


**Seller Details:**

- **Seller:** [Informatica](https://www.g2.com/sellers/informatica)
- **Year Founded:** 1993
- **HQ Location:** Redwood City, CA
- **Twitter:** @Informatica (99,861 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/3858/ (5,337 employees on LinkedIn®)
- **Ownership:** NYSE: INFA

**Reviewer Demographics:**
  - **Top Industries:** Computer Software
  - **Company Size:** 57% Enterprise, 38% Small-Business


  ### 24. [Conektto](https://www.g2.com/products/conektto/reviews)
  Conektto is the Generative Platform for Enterprise API development at GPTSpeed. Powered by Natural Language Processing of OpenAPI specification, with Conektto generate production ready API code in several programming languages in minutes. Conektto is the only tool that you need to simplify your API development and eliminate the complexities.


  **Average Rating:** 4.8/5.0
  **Total Reviews:** 40

**User Satisfaction Scores:**

- **Visibility:** 9.1/10 (Category avg: 8.6/10)
- **Access Control:** 9.3/10 (Category avg: 8.5/10)
- **Ease of Use:** 9.2/10 (Category avg: 8.8/10)
- **Orchestration:** 9.5/10 (Category avg: 8.4/10)


**Seller Details:**

- **Seller:** [Conektto](https://www.g2.com/sellers/conektto)
- **Year Founded:** 2022
- **HQ Location:** Pleasanton, California
- **Twitter:** @conektto (16 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/conektto-inc/ (4 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Top Industries:** Computer Software, Information Technology and Services
  - **Company Size:** 73% Small-Business, 15% Mid-Market


  ### 25. [Kong Insomnia](https://www.g2.com/products/kong-insomnia/reviews)
  Build APIs that work. Deliver high quality APIs through standards and collaboration with the Insomnia API development platform. Open Source API Client There is a reason developers love Insomnia. With our streamlined API client, you can quickly and easily send HTTP, REST, gRPC, GraphQL, Websockets, SOAP, and SSE requests directly within Insomnia. Native API design and mocking Build consistently reliable APIs with Insomnia. Validate OpenAPI specs through real-time linting and simulate functionality using secure mock servers — locally or in the cloud. Centralize and Automate Tests Create comprehensive API tests for every collection with pre-request and after-response scripting. Use the Collection Runner to execute unlimited test runs and detect any breaking changes. Use the Inso CLI to unlock CI/CD automation and integrate with your CI/CD process to build out an API testing pipeline. Accelerate development with AI With the AI Runner, available on all Insomnia plans, developers can write code once and easily consume all of the LLMs supported by the Kong AI Gateway. Develop APIs more efficiently and securely with AI semantic caching and key security guardrails available out-of-the-box.


  **Average Rating:** 4.4/5.0
  **Total Reviews:** 17

**User Satisfaction Scores:**

- **Visibility:** 7.8/10 (Category avg: 8.6/10)
- **Access Control:** 8.0/10 (Category avg: 8.5/10)
- **Ease of Use:** 8.5/10 (Category avg: 8.8/10)
- **Orchestration:** 8.5/10 (Category avg: 8.4/10)


**Seller Details:**

- **Seller:** [Kong Inc](https://www.g2.com/sellers/kong-inc)
- **Year Founded:** 2017
- **HQ Location:** San Francisco, CA
- **LinkedIn® Page:** https://www.linkedin.com/company/278819/ (896 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Top Industries:** Computer Software
  - **Company Size:** 35% Small-Business, 35% Enterprise


#### Pros & Cons

**Pros:**

- API Testing (1 reviews)
- Ease of Use (1 reviews)

**Cons:**

- Not User-Friendly (2 reviews)
- Bug Issues (1 reviews)
- Integration Issues (1 reviews)
- Learning Difficulty (1 reviews)
- UX Improvement (1 reviews)



## Parent Category

[Development Software](https://www.g2.com/categories/development)



## Related Categories

- [API Management Tools](https://www.g2.com/categories/api-management)
- [iPaaS Software](https://www.g2.com/categories/ipaas)
- [API Platforms](https://www.g2.com/categories/api-platforms)



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## Buyer Guide

### What You Should Know About API Development Tools

### Most Popular FAQs

#### What are API development tools?

API development tools are software platforms that help developers build, test, document, and manage APIs throughout the development lifecycle. They typically include features for designing API schemas, sending and inspecting requests and responses, automating test suites, generating documentation, and, in more advanced platforms, managing API gateways, versioning, and access controls. The category spans lightweight tools used by individual developers for quick testing all the way to enterprise platforms that govern API infrastructure across large organizations. The right tool depends on whether a team primarily needs a testing and documentation workflow or a full API lifecycle and integration management layer.

#### What does API mean in software development?

API stands for Application Programming Interface. In software development, it refers to a defined set of rules and protocols that allow one application to communicate with another without exposing the underlying code. APIs are how modern software systems exchange data and trigger actions across services — connecting front-end interfaces to back-end logic, pulling data from third-party platforms, or integrating tools like CRMs, payment processors, and databases. In a business context, APIs are the connective tissue between the tools and systems an organization runs on.

#### Which API development software has the best reviews on G2?

The highest-rated API development tools on G2, ranked by review volume, star rating, and likelihood to recommend, cover both standalone API testing and design tools and broader integration platforms. 

- [Postman](https://www.g2.com/products/postman/reviews): The most reviewed API development tool on G2 in this category by a wide margin, with strong ratings across company sizes and broad adoption among developers for API testing, documentation, and collaboration.
- [Workato](https://www.g2.com/products/workato/reviews): The second most reviewed platform in the category, rated above average on both satisfaction and recommendation scores, with a reviewer base spanning SMB and enterprise teams.
- [Apidog](https://www.g2.com/products/apidog/reviews): The highest-rated platform in the category among tools with 50 or more reviews, with strong ease-of-use and ease-of-setup scores and a fast-growing reviewer base.
- [Boomi](https://www.g2.com/products/boomi/reviews): A well-reviewed integration and API management platform with representation across SMB and enterprise buyer segments and consistently above-average satisfaction scores.

#### Which API platform is best for microservices architecture?

Microservices environments place specific demands on API tooling, requiring platforms that can handle service-to-service communication, gateway routing, and API lifecycle management across many independently deployed services.

- [Kong Gateway](https://www.g2.com/products/kong-gateway/reviews) **:** Reviewed by engineering teams specifically for API gateway use cases in distributed systems, with above-average ease-of-use scores and a reviewer base that includes organizations managing multiple backend services behind a single API layer.
- [WSO2 API Platform](https://www.g2.com/products/wso2-api-platform/reviews) **:** Among the most enterprise-reviewed platforms in the category, with reviewers at large technology organizations citing its API gateway, lifecycle management, and developer portal as strengths for teams operating across multiple services and environments.
- [MuleSoft Anypoint Platform](https://www.g2.com/products/mulesoft-anypoint-platform/reviews) **:** The most enterprise-focused platform in the category by reviewer composition, with large organization reviewers citing its integration runtime and API management layer as a fit for teams coordinating APIs across complex, service-oriented architectures.

#### Which API tool offers the most robust documentation features?

API documentation quality is one of the most cited evaluation criteria in G2 reviews for this category, with development teams prioritizing tools that keep documentation in sync with the API itself rather than treating it as a downstream manual process.

- [Apidog](https://www.g2.com/products/apidog/reviews) **:** The highest-rated platform in the category for ease of use and setup, with reviewers specifically citing its integrated documentation editor and the ability to manage design, testing, and docs within a single workspace as a primary differentiator.
- [Postman](https://www.g2.com/products/postman/reviews) **:** The most reviewed platform in the category and most commonly cited for documentation capabilities, with reviewers across company sizes noting its ability to auto-generate and publish documentation directly from API collections.
- [Apify](https://www.g2.com/products/apify/reviews) **:** A well-reviewed platform in the category with above-average ratings, cited by reviewers for its structured approach to documenting and exposing APIs built around web scraping and data extraction workflows.

### Small Business FAQs

#### What is the most affordable API development tool for small businesses?

Cost and accessibility are primary concerns for small teams and individual developers evaluating API tools on G2, with buyers in this segment favoring platforms that offer generous free tiers or low-cost entry points without sacrificing core functionality. See the full set of options on the[API Development Software SMB page](https://www.g2.com/categories/api-development/small-business).

- [Postman](https://www.g2.com/products/postman/reviews) **:** The most reviewed platform among SMB buyers in the category by a large margin, with 133 SMB reviews, reflecting its position as the default starting point for small teams and individual developers who need a capable free-tier API tool.
- [Apidog](https://www.g2.com/products/apidog/reviews) **:** The second most reviewed platform among SMB buyers and the highest rated in the category overall, with small team reviewers citing its all-in-one approach to API design, testing, and documentation as a cost-effective alternative to managing multiple tools.
- [Kong Gateway](https://www.g2.com/products/kong-gateway/reviews) **:** An open-source API gateway with a free community edition, reviewed by small teams that need lightweight API management capabilities without committing to an enterprise platform contract.

#### What is the best API development tool for startups?

Startups on G2 prioritize tools that are fast to adopt, well-documented, and capable of supporting team collaboration as engineering headcount grows. These are the most reviewed options among companies with fewer than 50 employees in the category. 

- [Workato](https://www.g2.com/products/workato/reviews) **:** The third most reviewed platform among SMB buyers, rated above the category average, with startup reviewers citing it as a practical fit for teams that need to build and expose integrations quickly without custom infrastructure.
- [Boomi](https://www.g2.com/products/boomi/reviews) **:** The fourth most reviewed platform among SMB buyers with above-average satisfaction scores, reviewed positively by growing teams that need API integration capabilities alongside their core development workflows.
- [Frends](https://www.g2.com/products/frends/reviews) **:** A well-reviewed integration platform with SMB representation in the category, cited by small teams that need a structured API and workflow automation tool that doesn't require a dedicated integration engineer to operate.

#### Which API development tool is the most user-friendly for developers?

Ease-of-use and ease-of-setup scores from G2 reviewers clearly separate a small group of tools that developers find intuitive from platforms that carry a steeper learning curve.

- [Apidog](https://www.g2.com/products/apidog/reviews) **:** Earns the highest ease-of-use score in the category among all platforms with 20 or more reviews, with developers citing its interface design and workflow consolidation as reasons it requires significantly less ramp-up time than alternatives.
- [Postman](https://www.g2.com/products/postman/reviews) **:** The second-highest ease-of-use score among well-reviewed platforms in the category, with a large reviewer base consistently praising its intuitive request-building interface and low barrier to new developers.
- [Boomi](https://www.g2.com/products/boomi/reviews) **:** Scores above WSO2, Kong, and MuleSoft on ease-of-use among platforms with 20 or more reviews, with reviewers noting its visual integration designer as a more accessible entry point for teams new to API management platforms.

#### How do small development teams manage API documentation without a dedicated technical writer?

This is a recurring challenge flagged in SMB reviews across this category on G2. Most modern API development platforms generate documentation directly from the API definition or test collections, eliminating the need for a separate documentation process entirely. Reviewers in small teams most commonly solve this by selecting a tool that produces documentation as a built-in output of the development workflow, rather than treating it as a downstream task, keeping it in sync with the API as it evolves. The platforms most frequently cited for this in SMB reviews are those that consolidate API design, testing, and documentation in a single interface rather than requiring separate tooling for each stage.

#### What API development tools work best for solo developers and consultants?

Solo developers and consultants reviewing API tools on G2 prioritize platforms that are free or low-cost for individuals, portable across client projects, and capable of producing clean documentation and test collections that can be shared without additional tooling.

- [Apify](https://www.g2.com/products/apify/reviews) **:** A well-reviewed platform with above-average ratings in the category, used by individual developers who need to build, publish, and monetize APIs built around data extraction and automation workflows without maintaining their own infrastructure.
- [Workato](https://www.g2.com/products/workato/reviews) **:** Reviewed positively by SMB and individual users building integrations for clients, with above-average satisfaction scores and a reviewer base that includes consultants who need to hand off clean, documented API workflows.
- [Frends](https://www.g2.com/products/frends/reviews) **:** A platform reviewed by small teams and individual practitioners for its low-overhead approach to API and integration workflow management, with satisfaction scores above the category floor among its reviewer base.

### Enterprise FAQs

#### What is the best-rated API development tool for tech enterprises?

Technology companies, including SaaS, IT services, and computer software firms, represent the two largest industry segments in G2 reviews for this category combined. See the full enterprise comparison on the[API development software enterprise page](https://www.g2.com/categories/api-development/enterprise).

- [Postman](https://www.g2.com/products/postman/reviews) **:** The most reviewed platform among enterprise buyers in the category, with 17 enterprise reviews and strong overall ratings, reflecting consistent use across large engineering organizations for API testing and team collaboration at scale.
- [Workato](https://www.g2.com/products/workato/reviews) **:** The second most reviewed platform among enterprise buyers, with 14 enterprise reviews, rated above the category average, and used by large teams for API-driven automation and integration workflows.
- [WSO2 API Platform](https://www.g2.com/products/wso2-api-platform/reviews) **:** The third most reviewed platform among enterprise buyers with 7 enterprise reviews, noted by large organization reviewers for its API gateway, lifecycle management, and developer portal capabilities.

#### What is the most reliable API development platform for enterprises?

Enterprise engineering teams on G2 evaluate reliability through API gateway uptime, platform performance under load, quality of vendor support, and stability of integrations with existing development toolchains.

- [MuleSoft Anypoint Platform](https://www.g2.com/products/mulesoft-anypoint-platform/reviews): Among the most enterprise-reviewed platforms in the category, with large organization reviewers citing its maturity and depth as a reliable foundation for managing APIs and integrations in production environments at scale.
- [Kong Gateway](https://www.g2.com/products/kong-gateway/reviews): Reviewed by enterprise teams for its API gateway performance and open-core architecture, with engineering organizations citing its lightweight footprint and horizontal scalability as reliability strengths under high traffic loads.
- [Boomi](https://www.g2.com/products/boomi/reviews): Reviewed across both SMB and enterprise segments with consistently above-average satisfaction scores, with enterprise buyers citing platform stability and a broad connector library as key factors for production reliability.

#### What is the best-reviewed API development tool for enterprise app integration?

Integration depth is the most critical evaluation criterion for enterprise buyers in this category, with large organizations prioritizing platforms that can connect internal systems, third-party services, and external APIs without creating long-term maintenance overhead.

- [MuleSoft Anypoint Platform](https://www.g2.com/products/mulesoft-anypoint-platform/reviews): The most enterprise-focused platform in the category by reviewer composition, with large organization reviewers consistently citing its integration runtime, connector ecosystem, and API management layer as primary reasons for selection over other tools.
- [WSO2 API Platform](https://www.g2.com/products/wso2-api-platform/reviews): Reviewed positively by enterprise buyers for its flexibility in managing APIs across hybrid and multi-cloud environments, with above-average enterprise satisfaction scores from teams running complex integration topologies.
- [Workato](https://www.g2.com/products/workato/reviews): The highest-rated platform among enterprise-reviewed tools with 10 or more enterprise reviews, with large organization buyers citing its pre-built connector library and low-code automation layer as strengths for connecting enterprise applications through APIs.

#### Which API development platforms are best suited for financial services enterprises?

Financial services and banking together represent the largest non-technology industry segment in G2 reviews for this category, with buyers in these verticals placing particular weight on security controls, audit logging, and compliance with data handling requirements.

- [MuleSoft Anypoint Platform](https://www.g2.com/products/mulesoft-anypoint-platform/reviews): Reviewed by enterprise teams in financial services for its API security policies, traffic management, and compliance-oriented design, with large organization buyers citing its maturity in regulated industries as a key differentiator.
- [WSO2 API Platform](https://www.g2.com/products/wso2-api-platform/reviews): Noted by enterprise reviewers for its open-source flexibility and strong security layer, a fit for financial services teams that need to maintain direct control over their API infrastructure rather than relying on a fully managed SaaS platform.
- [Frends](https://www.g2.com/products/frends/reviews): A platform with enterprise representation in its reviewer base and above-average satisfaction scores, reviewed by teams in regulated industries that need a structured integration and API workflow tool with clear auditability.

#### What do enterprise buyers most commonly dislike about API development software?

The most consistently cited dislikes include steep learning curves for platforms with broad feature sets, pricing that scales aggressively with usage or team size, and documentation that doesn't keep pace with platform updates. For integration-focused platforms like MuleSoft, reviewers frequently flag implementation complexity and dependence on specialized expertise as high ongoing costs beyond licensing. Postman enterprise reviewers cite collaboration feature limitations and version control at scale as recurring pain points. Evaluating onboarding support quality and total cost of ownership, including professional services, is strongly recommended before committing to an enterprise contract.

Last updated on April 23, 2026