Top Free API Platforms

How Many API Platforms Products Does G2 Track?

Total Products under this Category: 59

Category Stats (Sep 2026)

  • Average Rating: 4.49/5 The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: Kong Konnect (+0.09%) - Among all products in this category, Kong Konnect recorded the largest rating increase compared to last month

Last updated: September 15, 2026

How Does G2 Rank API Platforms Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 5,500+ Authentic Reviews
  • 59+ Products
  • Unbiased Rankings

G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.

G2 Grid® for API Platforms

G2 Grid® for API Platforms plotting products by satisfaction and market presence

Highlighted products: Postman, MuleSoft Anypoint Platform, Kong Konnect, Apidog, WSO2 API Platform, Boomi, Lobster Data Platform, and Stoplight.

Underlying data: [Grid® JSON](https://www.g2.com/categories/api-platforms/grids.json?focus%5B%5D=postman&focus%5B%5D=mulesoft-anypoint-platform&focus%5B%5D=kong-inc-kong-konnect&focus%5B%5D=apidog&focus%5B%5D=wso2-api-platform&focus%5B%5D=boomi&focus%5B%5D=lobster-data-platform&focus%5B%5D=stoplight)

Postman

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: 1,755

Who Is the Company Behind Postman?

  • Seller: Postman
  • Year Founded: 2014
  • HQ Location: San Francisco, CA
  • Twitter: @getpostman
    55,430 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    3,554 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Software Engineer, Software Developer
  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 39% Medium, 35% Small

What Do G2 Reviewers Say About Postman?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the ease of use of Postman for testing APIs, enabling quick requests and seamless collaboration.
  • Users appreciate the ease of API testing with Postman, enabling quick requests, responses, and debugging without extra code.
  • Users value the ease of API testing with Postman, appreciating its intuitive interface and comprehensive features.
  • Users appreciate the ease of testing APIs with Postman, benefiting from its intuitive interface and collaboration features.
  • Users value the testing efficiency of Postman, enjoying quick debugging and seamless API management across environments.
Cons
  • Users often face slow performance with Postman, especially when dealing with large projects or validation processes.
  • Users often face performance issues with Postman, experiencing slowdowns and unexpected bugs that disrupt their workflow.
  • Users find Postman slow to load at times, especially with large collections and multiple tabs open, affecting performance.
  • Users experience resource limitations with Postman, as the app can slow down and consume significant memory during use.
  • Users find the limited features in Postman's free tier challenging, especially for smaller teams needing advanced tools.

What Are Recent G2 Reviews of Postman?

What Are G2 Users Discussing About Postman?

MuleSoft Anypoint Platform

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: 4.4/5.0

Total Reviews: 763

Who Is the Company Behind MuleSoft Anypoint Platform?

  • Seller: Salesforce
  • Company Website:
  • Year Founded: 1999
  • HQ Location: San Francisco, CA
  • Twitter: @salesforce
    579,511 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    89,711 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Software Engineer, Senior Software Engineer
  • Top Industries: Information Technology and Services, Computer Software
  • Company Size: 54% Large, 31% Medium

What Do G2 Reviewers Say About MuleSoft Anypoint Platform?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the ease of use of MuleSoft Anypoint Platform, finding it ideal for their data loading needs.
  • Users value the integration capabilities of MuleSoft Anypoint Platform, enabling seamless connections across various systems and APIs.
  • Users value the ease of integration with MuleSoft Anypoint Platform, benefiting from its comprehensive API management features.
  • Users appreciate the clean UI and comprehensive features of MuleSoft Anypoint Platform for efficient API management.
  • Users value the easy integrations of MuleSoft Anypoint Platform, simplifying the connection of various systems seamlessly.
Cons
  • Users express concern over the high cost of MuleSoft Anypoint Platform, making it less accessible for smaller projects.
  • Users express concern over the high pricing issues of MuleSoft Anypoint Platform, making it less accessible for smaller organizations.
  • Users find the learning curve steep for MuleSoft Anypoint Platform, especially for those transitioning from other tools.
  • Users find learning difficulty with MuleSoft Anypoint Platform, requiring advanced skills and complicating transitions from familiar tools.
  • Users experience a steep learning curve with MuleSoft Anypoint, often requiring extensive training and adjustment time.

What Are Recent G2 Reviews of MuleSoft Anypoint Platform?

What Are G2 Users Discussing About MuleSoft Anypoint Platform?

Kong Konnect

Kong is an AI and API connectivity platform designed to help platform engineering teams, DevOps organizations, and enterprise architects deploy, secure, observe, and govern API traffic across cloud, on-premises, and hybrid environments. Built on open-source foundations, Kong facilitates the management of the entire lifecycle of APIs and AI traffic at scale, encompassing everything from development and deployment to runtime policy enforcement and observability. Targeted primarily at mid-market and enterprise organizations with complex distributed architectures, Kong is particularly beneficial for those utilizing microservices, multi-cloud deployments, and AI-powered applications. The platform caters to a diverse audience, including platform engineers, API program managers, security architects, and development teams that require consistent and governed API access across both internal and external systems. By addressing the challenges of API sprawl, inconsistent security enforcement, and observability gaps, Kong provides a robust solution for organizations navigating the complexities of modern infrastructure. Kong's capabilities are extensive and designed to tackle several recurring infrastructure challenges. The platform's API Gateway and Lifecycle Management features enable efficient routing, load balancing, authentication, authorization, rate limiting, and transformation for various API types, including REST, GraphQL, gRPC, and event-based APIs. Additionally, with the rise of generative AI, Kong has developed an AI Gateway specifically for managing traffic to large language models (LLMs) and AI agents. This includes functionalities such as prompt and response management, semantic caching, and token-based rate limiting, ensuring that organizations can effectively govern their AI workloads. Another significant feature of Kong is its Service Mesh, which provides east-west traffic management between services within a cluster or across clusters. This includes support for mutual TLS (mTLS), traffic policies, and observability at the service level, enhancing security and monitoring capabilities. The Konnect SaaS Control Plane further streamlines the management of Kong deployments globally, offering centralized analytics, developer portal capabilities, and API catalog management. Kong's extensibility is another key differentiator, featuring a plugin architecture with over 100 pre-built integrations that cover a wide range of functionalities, including logging, authentication providers, observability backends, and AI providers. Available as open-source software, an enterprise distribution, or a fully managed SaaS offering, Kong integrates seamlessly with Kubernetes and supports deployment on major cloud platforms such as AWS, Azure, and GCP. This flexibility allows organizations to leverage Kong across heterogeneous environments without necessitating a complete infrastructure overhaul.

Average Rating: 4.4/5.0

Total Reviews: 346

Who Is the Company Behind Kong Konnect?

  • Seller: Kong Inc
  • Company Website:
  • Year Founded: 2017
  • HQ Location: San Francisco, CA
  • LinkedIn® Page: www.linkedin.com
    1,044 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Software Engineer, Senior Software Engineer
  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 41% Medium, 30% Small

What Do G2 Reviewers Say About Kong Konnect?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the ease of use of Kong Konnect, complemented by excellent documentation and simple configuration options.
  • Users commend the robust security measures of Kong Konnect, ensuring reliable protection and performance of APIs.
  • Users appreciate the centralized control plane of Kong Konnect, which enhances API management and reduces operational overhead.
  • Users appreciate the scalability of Kong Konnect, enabling efficient management of APIs in distributed environments.
  • Users appreciate the ease of integration and customization of Kong Konnect, benefiting from its modular plugin system.
Cons
  • Users find the limited documentation for plugins in Kong Konnect challenging, affecting their overall experience.
  • Users find that Kong Konnect has missing features, particularly in AI capabilities and limited plugin support.
  • Users express a need for better support and analytics in Kong Konnect, highlighting gaps in learning resources and integration.
  • Users express concern over the limited features of Kong Konnect, noting missing essential functionalities and advanced options.
  • Users find the expensive features of Kong Konnect limiting, especially with essential tools locked behind paywalls.

What Are Recent G2 Reviews of Kong Konnect?

What Are G2 Users Discussing About Kong Konnect?

Apidog

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: 4.8/5.0

Total Reviews: 225

Who Is the Company Behind Apidog?

  • Seller: Apidog
  • Company Website:
  • Year Founded: 2023
  • HQ Location: Middletown, US
  • LinkedIn® Page: www.linkedin.com
    6 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Software Engineer, Senior Software Engineer
  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 48% Small, 30% Medium

What Do G2 Reviewers Say About Apidog?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the user-friendly interface of Apidog, which simplifies API documentation and development processes effectively.
  • Users praise APIDOG for its seamless API management, enhancing efficiency in testing, debugging, and integration processes.
  • Users appreciate the multifunctionality of Apidog, effectively consolidating tools and enhancing collaboration in API development.
  • Users value the seamless API integration of Apidog, enhancing efficiency in connecting multiple applications effortlessly.
  • Users love the clear and objective user interface of Apidog, enhancing collaboration and documentation efficiency.
Cons
  • Users experience API limitations with Apidog, particularly a hard limit on execution time affecting long-running processes.
  • Users note that the learning curve can be challenging initially, but responsive support helps ease the process.
  • Users note a challenging learning curve with Apidog, particularly when transitioning from Postman, which can hinder initial usage.
  • Users find the poor UI of Apidog frustrating, as it complicates navigation and understanding of API interactions.
  • Users find the limited customization options for advanced features a drawback, affecting their API gateway experience.

What Are Recent G2 Reviews of Apidog?

WSO2 API Platform

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: 135

Who Is the Company Behind WSO2 API Platform?

  • Seller: WSO2
  • Company Website:
  • Year Founded: 2005
  • HQ Location: Mountain View, CA
  • Twitter: @wso2
    12,751 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    1,290 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Software Engineer, Senior Software Engineer
  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 35% Small, 32% Large

What Do G2 Reviewers Say About WSO2 API Platform?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the full API lifecycle management of WSO2 API Platform, ensuring seamless creation, deployment, and governance.
  • Users value the flexible deployment options and AI-driven features of WSO2 API Platform for efficient API management.
  • Users value the speed and efficiency of WSO2 API Platform, enhancing productivity in API management and development.
  • Users appreciate the flexible deployment options of WSO2 API Platform, catering perfectly to various infrastructure needs.
  • Users value the ease of use of WSO2 API Platform, enjoying smooth integration and intuitive management features.
Cons
  • Users find the difficult configuration of WSO2 API Platform frustrating, as it demands significant time and expertise.
  • Users find the complex upgrade process of WSO2 API Platform time-consuming and challenging, especially with multiple configurations.
  • Users find the difficult setup process frustrating, citing the complexity and steep learning curve as major obstacles.
  • Users experience API limitations with errors in the developer portal and lack of RAML support causing frustration.
  • Users encounter technical issues and time-consuming policy management on the WSO2 API Platform, impacting the developer experience.

What Are Recent G2 Reviews of WSO2 API Platform?

What Are G2 Users Discussing About WSO2 API Platform?

Boomi

Boomi, the data activation company for AI, powers the agentic enterprise by bringing data to life across the business. The Boomi Enterprise Platform is the active data foundation that delivers essential agentic infrastructure to drive agentic transformation. By unifying agent design and governance, API and MCP management, integration and automation, and data management into a single platform, Boomi enables organizations to harness the power of AI with secure, scalable connectivity. Trusted by over 30,000 customers and supported by a network of 800+ partners, Boomi helps organizations of all sizes achieve agility, efficiency, and innovation at scale.

Average Rating: 4.4/5.0

Total Reviews: 454

Who Is the Company Behind Boomi?

  • Seller: Boomi
  • Company Website:
  • Year Founded: 2000
  • HQ Location: Conshohocken, PA
  • Twitter: @boomi
    101,014 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    3,071 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Software Engineer, Senior Software Engineer
  • Top Industries: Information Technology and Services, Computer Software
  • Company Size: 45% Large, 39% Medium

What Do G2 Reviewers Say About Boomi?

AI-generated summary from verified user reviews

Pros
  • Users value the powerful integrations Boomi provides, enabling seamless connectivity with multiple cloud providers and tools.
  • Users appreciate the ease of use of Boomi, making integrations quick and straightforward with strong support.
  • Users value the easy integrations Boomi offers, simplifying connections with multiple systems and enhancing overall functionality.
  • Users value Boomi's seamless integration features, enhanced documentation, and robust support for deployment and monitoring.
  • Users value the robust integration capabilities of Boomi, facilitating seamless connections with multiple systems and tools.
Cons
  • Users find that complexity in implementation leads to increased effort and performance issues with Boomi's integrations.
  • Users report that Boomi can be difficult to learn initially, especially with complex scenarios and intricacies.
  • Users find the initial learning curve of Boomi challenging, particularly with complex scenarios before implementation.
  • Users face integration issues with Boomi, highlighting the need for more connectors and improved user interface simplicity.
  • Users face complex coding challenges with Boomi, requiring significant effort for integrating intricate business logic.

What Are Recent G2 Reviews of Boomi?

What Are G2 Users Discussing About Boomi?

Lobster Data Platform

Lobster is a data integration platform for complex, multi-party supply chains. It connects suppliers, partners and systems across EDI, APIs, legacy databases and cloud apps in one place, with 90+ pre-built connectors, 2000+ customers and 20 years of supply chain expertise behind it. Lobster gives teams control over how data flows across their supply chain, so they can build, customise and maintain integrations themselves. Teams can also see, enrich and act on data as it moves across systems and partners, using workflows, exception handling and human input where needed. Purpose-built for logistics, manufacturing and retail, Lobster helps organisations reduce integration complexity, respond faster when requirements change, and keep their supply chain data flowing as operations evolve.

Average Rating: 4.6/5.0

Total Reviews: 106

Who Is the Company Behind Lobster Data Platform?

  • Seller: Lobster Data GmbH
  • Company Website:
  • Year Founded: 2002
  • HQ Location: Tutzing, Germany
  • LinkedIn® Page: www.linkedin.com
    333 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Logistics and Supply Chain, Transportation/Trucking/Railroad
  • Company Size: 61% Medium, 26% Large

What Do G2 Reviewers Say About Lobster Data Platform?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the ease of use of Lobster Data Platform, highlighting its quick setup and reliable performance.
  • Users praise the excellent customer support of Lobster Data Platform for its quick assistance and effective onboarding.
  • Users appreciate the seamless integration capabilities of Lobster Data Platform, effectively connecting various internal and external systems.
  • Users value the seamless integrations of Lobster Data Platform, enabling efficient connectivity across internal and external systems.
  • Users love the intuitive user interface of Lobster Data Platform, enabling quick project realization and satisfaction.
Cons
  • Users find the complexity of Lobster Data Platform overwhelming due to its numerous functions and options.
  • Users express concerns over the inconsistent documentation and interface changes that hinder usability and clarity in Lobster Data Platform.
  • Users find the complex usability challenging, especially with many functions and intricate process chains.
  • Users find the subscription pricing to be high, pointing out its complexity and lack of included features.
  • Users find the missing features in Lobster Data Platform limiting, particularly with API management and documentation.

What Are Recent G2 Reviews of Lobster Data Platform?

Tyk

Tyk powers AI-connected enterprises as the only API management platform with native Model Context Protocol (MCP) support. Trusted by Fortune 500 companies who require secure, governed AI model connectivity at billion-transaction scale, with the infrastructure controls enterprise architects demand: full Infrastructure as Code automation, policy-as-code governance, and declarative configuration across every environment. Available as cloud, self-hosted, or hybrid solutions, Tyk fits wherever your architecture lives today and scales to wherever AI takes you next. Tyk API Gateway Tyk’s enterprise-ready API gateway is built for speed, security, and scale. Tyk handles authentication, rate limiting, analytics, and traffic management across REST, GraphQL, gRPC, SOAP, and async protocols, with no feature lockout. Deploy in the cloud, on-premises, or hybrid environments, and manage the full API lifecycle from a single control plane. Trusted by thousands of organisations worldwide, Tyk is consistently benchmarked as one of the fastest gateways on the market. Tyk MCP Gateway Tyk MCP Gateway sits in front of remote MCP servers and applies authentication, granular access control, per-tool rate limiting, and full observability to every request. The architecture is additive: MCP proxies are managed alongside APIs in the same Tyk dashboard, using the same policies, key management, and tooling. With capabilities like tool-level rate limiting and filtered discovery, enterprises can deploy AI agents at scale without sacrificing security, compliance, or operational control. Tyk AI Studio Tyk AI Studio is an open source solution for routing, governing, and securing all AI traffic across your organization. It provides a single control plane for LLMs, agents, MCP toolchains, and RAG workloads, enforcing policies, tracking costs, and maintaining compliance. Features include multi-vendor model routing, PII redaction, RBAC, prompt injection protection, and complete audit trails. Available as a Community Edition or Enterprise Edition, it keeps AI infrastructure from becoming a bottleneck as models and standards evolve.

Average Rating: 4.5/5.0

Total Reviews: 50

Who Is the Company Behind Tyk?

  • Seller: Tyk Technologies
  • Company Website:
  • Year Founded: 2015
  • HQ Location: London, England
  • Twitter: @tyk_io
    2,198 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    138 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Information Technology and Services, Computer Software
  • Company Size: 55% Medium, 22% Large

What Do G2 Reviewers Say About Tyk?

AI-generated summary from verified user reviews

Pros
  • Users appreciate Tyk for its robust API management features, enhancing security, monitoring, and control over API usage.
  • Users appreciate Tyk's robust API management features, highlighting its security, monitoring, and exceptional customization capabilities.
  • Users value Tyk's platform flexibility, appreciating its customizable options and seamless integration with existing technologies.
  • Users value Tyk's robust API development features for securing, managing, and monitoring API interactions effectively.
  • Users highlight Tyk's seamless integration with existing tech stacks, making it a preferred choice for APIM solutions.
Cons
  • Users find the setup complexity of Tyk to be a significant challenge, requiring extra time for proper configuration.
  • Users find the setup and configuration of Tyk to be quite complex, which complicates the onboarding process and requires extra effort.
  • Users find the difficult configuration of Tyk to be complex, hindering a smooth onboarding experience.
  • Users find the difficult setup of Tyk to be complex, leading to a challenging onboarding experience.
  • Users find the documentation lacking, though Tyk's support team promptly addresses any queries that arise.

What Are Recent G2 Reviews of Tyk?

Stoplight

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: 332

Who Is the Company Behind Stoplight?

  • Seller: SmartBear
  • HQ Location: Somerville, MA
  • Twitter: @smartbear
    16,468 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    944 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Software Engineer, Senior Software Engineer
  • Top Industries: Information Technology and Services, Computer Software
  • Company Size: 49% Small, 38% Medium

What Do G2 Reviewers Say About Stoplight?

AI-generated summary from verified user reviews

Cons
  • Users find the app crashes frustrating, highlighting the need for improvements in stability and usability.
  • Users find compatibility issues with Stoplight that hinder its usability and overall effectiveness in production workflows.
  • Users find that performance issues undermine the effectiveness of Stoplight, affecting its viability in production workflows.
  • Users find the poor customer support of Stoplight hampers its effectiveness and reliability in production workflows.

What Are Recent G2 Reviews of Stoplight?

What Are G2 Users Discussing About Stoplight?

MindCloud

MindCloud is an enterprise-grade integration platform as a service (iPaaS) that enables organizations to streamline, automate, and scale mission-critical business processes. By leveraging modern APIs, prebuilt connectors, and a user-friendly no-code interface, MindCloud simplifies software integration and removes the traditional trade-off between powerful functionality and ease of use. The platform provides secure, reliable connectivity across CRM, ERP, HRIS, accounting, and other operational systems, allowing teams to orchestrate complex workflows and unify data without extensive engineering resources. With MindCloud, organizations can synchronize data in real time, automate cross-application workflows, and standardize API-driven processes across their technology stack. Common use cases include financial and accounting automation, employee onboarding across HR and payroll systems, e-commerce and fulfillment integrations, and unified customer data management supporting sales, service, and marketing operations. The platform’s flexible design makes it ideal for both straightforward integrations and large-scale digital transformation initiatives. For organizations seeking additional support, MindCloud provides a fully managed, white-glove integration service that includes scoping, architectural design, implementation, monitoring, and ongoing optimization. This ensures reliable execution and reduces operational overhead, allowing internal teams to focus on high-value strategic work rather than troubleshooting complex data workflows. MindCloud’s modern architecture is built to scale alongside evolving enterprise environments. AI-assisted features automatically surface insights, optimize performance, and mitigate operational risks, while preconfigured connectors accelerate deployment timelines and reduce development costs. By prioritizing reliability, adaptability, security, and ease of use, MindCloud empowers organizations to manage, monitor, and evolve critical integrations effectively—from initial setup through long-term operations—making it a comprehensive solution for enterprise integration and automation.

Average Rating: 4.9/5.0

Total Reviews: 63

Who Is the Company Behind MindCloud?

  • Seller: MindCloud
  • Company Website:
  • Year Founded: 2021
  • HQ Location: Clearwater, US
  • LinkedIn® Page: www.linkedin.com
    61 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Director of Operations
  • Top Industries: Manufacturing, Construction
  • Company Size: 56% Small, 35% Medium

What Do G2 Reviewers Say About MindCloud?

AI-generated summary from verified user reviews

Pros
  • Users commend the excellent customer support of MindCloud, highlighting its responsiveness and knowledgeable assistance throughout their experience.
  • Users appreciate the seamless integration capabilities of MindCloud, significantly enhancing operational efficiency and reducing turnaround times.
  • Users value the rapid and cost-effective integrations provided by MindCloud, enhancing their operational efficiency and satisfaction.
  • Users highlight the quick and easy integrations offered by MindCloud, making it a cost-effective choice for projects.
  • Users commend the ease of use of MindCloud, enjoying seamless integration and intuitive solutions that enhance efficiency.
Cons
  • Users note a steep learning curve with MindCloud, requiring time and effort for a smoother experience.
  • Users face a steep learning curve with MindCloud, requiring time and effort to master its functionalities.
  • Users note a difficult learning curve with MindCloud, requiring time and effort for familiarization and setup.
  • Users find the difficult setup of MindCloud to be time-consuming and challenging, leading to project delays.
  • Users experience poor customer support from MindCloud, facing communication challenges and slow issue resolution during projects.

What Are Recent G2 Reviews of MindCloud?

IBM webMethods API Management

Your complete API management service powered by webMethods. webMethods.io API is an API Management-as-a-Service platform that offers you both an Developer Portal for developer collaboration and an API gateway to protect you from malicious users.

Average Rating: 4.2/5.0

Total Reviews: 38

Who Is the Company Behind IBM webMethods API Management?

  • Seller: IBM
  • Year Founded: 1911
  • HQ Location: Armonk, New York, United States
  • Twitter: @IBMSecurity
    74,660 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    344,328 employees on LinkedIn®
  • Ownership: SWX:IBM

Who Uses This Product?

  • Top Industries: Information Technology and Services
  • Company Size: 49% Large, 28% Medium

What Do G2 Reviewers Say About IBM webMethods API Management?

AI-generated summary from verified user reviews

Pros
  • Users find the ease of use in IBM webMethods API Management beneficial, especially for beginners with its intuitive GUI tools.
  • Users find the user-friendly GUI tools of IBM webMethods API Management accessible, even for beginners.
Cons
  • Users find the licensing cost and support time-consuming, impacting overall satisfaction with IBM webMethods API Management.
  • Users express concerns over the high licensing costs and limited support resources for IBM webMethods API Management.
  • Users find the poor documentation of IBM webMethods API Management limits their ability to fully utilize the product.

What Are Recent G2 Reviews of IBM webMethods API Management?

What Are G2 Users Discussing About IBM webMethods API Management?

Gravitee.io

Gravitee is an Agent Management platform that helps organizations adopt AI securely and at scale. It gives teams a single place to discover, govern, secure, and observe the agents, models, MCP servers, tools, prompts, and APIs that power modern AI applications. Built for enterprises becoming agent-first, Gravitee combines AI Gateway capabilities, agent identity, fine-grained authorization, observability, and asset cataloging into one platform. Teams can control how agents access models, tools, APIs, and data while maintaining visibility, security, and compliance across every interaction. Unlike point solutions that focus on only models or gateways, Gravitee brings together AI agents, APIs, and event-driven systems under a unified management layer. This allows organizations to expose their capabilities to both humans and AI agents while applying consistent governance and control. Trusted by more than 100 organizations worldwide including Michelin and EY , Gravitee helps enterprises move faster with AI while maintaining confidence in security, cost management, and operational visibility.

Average Rating: 4.7/5.0

Total Reviews: 39

Who Is the Company Behind Gravitee.io?

  • Seller: Gravitee.io
  • Company Website:
  • Year Founded: 2016
  • HQ Location: Boulder, US
  • Twitter: @GraviteeIO
    944 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    233 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Computer Software
  • Company Size: 41% Large, 33% Medium

What Do G2 Reviewers Say About Gravitee.io?

AI-generated summary from verified user reviews

Pros
  • Users value the great support from Gravitee.io, making API management easier for product owners.
  • Users find Gravitee.io easy to use, making API management straightforward for product owners with various features available.
  • Users value the ease of use and extensive features of Gravitee.io for effective API management.
  • Users appreciate the reasonable subscription cost of Gravitee.io, making it a cost-effective solution for their needs.
  • Users value the user-friendly interface and abundant features of Gravitee.io, enhancing API management and support.
Cons
  • Users feel the user experience could be improved, as finding certain features can be challenging.
  • Users feel that the poor UI makes navigation difficult and complicates the use of important features.
  • Users feel the UX could be better, noting difficulties in locating some features easily.

What Are Recent G2 Reviews of Gravitee.io?

What Are G2 Users Discussing About Gravitee.io?

Swagger Studio

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: 185

Who Is the Company Behind Swagger Studio?

  • Seller: SmartBear
  • Company Website:
  • HQ Location: Somerville, MA
  • Twitter: @smartbear
    16,468 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    944 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Software Engineer, Senior Software Engineer
  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 38% Small, 36% Large

What Do G2 Reviewers Say About Swagger Studio?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the seamless integration with DevOps tools in Swagger Studio, enhancing API development and testing workflows.
  • Users appreciate the structured documentation of Swagger Studio, which enhances collaboration and makes integrations easier.
  • Users appreciate the ease of use of Swagger Studio, making API documentation and testing straightforward and accessible.
  • Users enjoy the easy API integration that simplifies viewing contracts and understanding responses with collaborative tools.
  • Users appreciate the ease of API testing with Swagger Studio, simplifying development and integration processes.
Cons
  • Users find the UX improvements necessary as the interface is clunky and lacks essential features for ease of use.
  • Users express frustration with data management issues, noting lost requests and lack of tracking for team changes.
  • Users find the pricing to be expensive and hope for more affordable options or trial improvements.
  • Users find the limited collaboration options in Swagger Studio hinder teamwork and tracking of document changes.
  • Users find limited customization options in Swagger Studio, impacting functionality and team collaboration negatively.

What Are Recent G2 Reviews of Swagger Studio?

What Are G2 Users Discussing About Swagger Studio?

Zuplo

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

Who Is the Company Behind Zuplo?

  • Seller: Zuplo
  • Year Founded: 2021
  • HQ Location: Seattle, WA
  • Twitter: @zuplo
    1,940 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    13 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 56% Small, 37% Medium

What Do G2 Reviewers Say About Zuplo?

AI-generated summary from verified user reviews

Pros
  • Users commend Zuplo for its comprehensive API management, offering seamless integration and exceptional user experience.
  • Users commend Zuplo's excellent customer support, citing responsive assistance that simplifies onboarding and ongoing maintenance.
  • Users highlight the ease of use of Zuplo, noting its intuitive setup and seamless integration into workflows.
  • Users appreciate Zuplo's seamless integration with AWS Lambda, enhancing API management efficiency and simplifying deployment processes.
  • Users value the customization options in Zuplo, enabling tailored solutions that enhance API management efficiency.
Cons
  • Users find the limited functionality of Zuplo restrictive, especially regarding SOAP to REST conversion and documentation features.
  • Users note the missing features in Zuplo's API that hinder usability, though improvements seem imminent with Zudoku.
  • Users find the local development complexity in Zuplo challenging, needing enhancements in documentation and tools.
  • Users face challenges with complex management of local development, requiring manual updates and multiple services for changes.
  • Users face deployment difficulties that require additional development layers and extra automation steps for effective implementation.

What Are Recent G2 Reviews of Zuplo?

Backendless

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

Who Is the Company Behind Backendless?

  • Seller: Backendless
  • Year Founded: 2012
  • HQ Location: Frisco, TX
  • Twitter: @Backendless
    1,549 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    24 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Computer Software, Marketing and Advertising
  • Company Size: 98% Small, 2% Medium

What Are Recent G2 Reviews of Backendless?

What Are G2 Users Discussing About Backendless?

Adam Crivello
AC
Researched and written by Adam Crivello
Updated April 23, 2025