Best API Management Tools - Page 8

How Many API Management Tools Products Does G2 Track?

Total Products under this Category: 150

Category Stats (Sep 2026)

  • Average Rating: 4.5/5 (↑0.02 vs Aug 2026) The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: Gravitee.io (+0.9%) - Among all products in this category, Gravitee.io recorded the largest rating increase compared to last month

Last updated: September 01, 2026

How Does G2 Rank API Management Tools Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 11,600+ Authentic Reviews
  • 150+ 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 Management Tools

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

Highlighted products: Postman, Celigo, MuleSoft Anypoint Platform, Kong Konnect, Workato, Apidog, Apigee Edge, and Amazon API Gateway.

Underlying data: [Grid® JSON](https://www.g2.com/categories/api-management/grids.json?focus%5B%5D=postman&focus%5B%5D=celigo&focus%5B%5D=mulesoft-anypoint-platform&focus%5B%5D=kong-inc-kong-konnect&focus%5B%5D=workato&focus%5B%5D=apidog&focus%5B%5D=apigee-edge&focus%5B%5D=amazon-api-gateway)

ApiTraffic

Turn boring API log data into a valuable asset—identify issues in real time, effortlessly trigger workflows, and give your team the ability to do more with less, saving both time and money. With APITraffic, you can avail of a plethora of benefits: Capture & Monitor API Traffic Effortlessly capture both inbound and any associated outbound API traffic. Automatically Trigger Workflows Take action on specific API requests by building multi-step workflows to integrate your data in your other systems. Security First Exclude logging of specific requests or redact sensitive data from any part of a request. Advanced Reporting Generate detailed reports and insights to monitor progress and performance while improving efficiency. Effortlessly add integrations to your API With zero code changes, your API can connect to Slack, Shopify, AirTable, OpenAI, Stripe, GoHighLevel, or any of our other 240+ integrated tools. Multiple Approaches to API Traffic Logging To accommodate diverse requirements, multiple methods for API traffic logging are available. Node.js SDK Integration Add API Traffic Logging by adding one of our Node SDKs to your API code. Proxy Web Requests Using a no-code tool or integration? No problem, our web proxy option allows data to flow through ApiTraffic just by modifying the URL. Catch Web Requests Working with webhooks and need to just capture some requests to inspect them or trigger a workflow? No problem, you can do that too!

Who Is the Company Behind ApiTraffic?

  • Seller: ApiTraffic
  • Year Founded: 2023
  • HQ Location: Atlanta Metro Area, US
  • LinkedIn® Page: www.linkedin.com
    1 employees on LinkedIn®

AplonAPI

AplonAPI is a comprehensive Open Banking API management platform designed exclusively for financial institutions navigating the evolving landscape of open banking and PSD2 regulations. It empowers banks and financial entities to offer Banking as a Service (BaaS or Banking as a Platform (BaaP solutions, enabling seamless integration with Third-Party Providers (TPPs such as Account Information Service Providers (AISPs and Payment Initiation Service Providers (PISPs. By facilitating the creation of a connected FinTech ecosystem, AplonAPI opens new revenue channels and positions institutions at the forefront of the multibanking movement. Key Features and Functionality: - Value Generation: AplonAPI acts as a value generator for business and technology from day one. The Billing and SLA modules let you monetize your APIs. You start seeing revenue from a channel much broader than your web or mobile apps. Start creating beneficial partnerships with AISPs and PISPs and create your own ecosystem. Go beyond Open Banking Regulation and use the platform to manage private APIs to harmonize internal development. This way you expedite and normalize your own development projects. You can also expose B2B APIs to attract and facilitate communication with large corporates. - Ready-to-Use Sandbox: Immediately initiate your online presence with an out-of-the-box sandbox. It comes with prebuilt and tested PSD2 APIs in any of the major open banking standards. Without any effort on your part, you get a sandbox for - Authentication / Account Owner Consent, - Payment Initiation API, - Funds Availability API, - Account Information API, - Second Factor Authentication (using the OAUTH 2.0 protocol. Any AISP and PISP can test their applications immediately as sample users, accounts, and Strong Customer Authentication (SCA features are included. - Branded Developer Portal: It comes prebuilt and ready to launch with out-of-the-box developers onboarding, application registration, logging, billing, and marketplace features for AISP, PISP, and client applications. With the provided source code you can customize it and brand it. You can even extend it for any future regulated or not API, or functionality you want to provide to your fintech ecosystem. With this unparalleled flexibility, you can even modify the UI or use the underlined APIs to integrate it into your website. - Comprehensive Open Banking Support: Supports out-of-the-box Berlin Group, Open Banking UK, or any other Open Banking standards. It fully supports the PSD2 directives on Strong Customer Authentication (SCA, Consent management, and TPP verification through QSEAL and QWAC validation. Helps you define multi-tier billing layers & combine them with actual usage logs to generate all the necessary billing information. It also monitors the performance of Payment Initiation, Account Details, Funds Availability, and any other exposed APIs. PaymentComponents even provides you with client applications in Sandbox to test the data of your financial transactions and start populating your marketplace. - Tailored for Financial Institutions: Generic API management tools are not the best solution for financial institutions. AplonAPI platform was created by financial technology experts and is optimized and customized for Financial Institutions specifically for Open Banking. Working with Paymentcomponents, you partner with a Fintech specialized in Open Banking and Payments and therefore leverage the first-mover advantage of our continuous innovation. You become part of the global thought leadership on open banking and get the opportunity to be awarded as "leading digital initiative" and "Usability / User Experience Excellence" as some of our customers. - Advanced Technology Stack: AplonAPI is built from the ground up, as a truly open API platform. All internal functionality is exposed as APIs, to access them from your web banking or mobile banking. It fully leverages cutting-edge technology trends such as microservices, dockers, Kubernetes for unparalleled elasticity and scalability. For blazing speed, it utilizes in-memory databases, ELK stack (Elasticsearch, Logstash, and Kibana asynchronous traces, and can be installed in the cloud or on-premise. Primary Value and User Solutions: AplonAPI addresses the critical need for financial institutions to adapt to the open banking era by providing a robust, secure, and scalable platform for API management. It enables banks to comply with PSD2 regulations, monetize their APIs, and foster innovation through partnerships with FinTechs. By offering a ready-to-use sandbox and a customizable developer portal, AplonAPI accelerates the development and deployment of new financial services, enhancing customer engagement and opening new revenue streams. Its advanced technology stack ensures high performance and scalability, allowing institutions to stay competitive in a rapidly evolving financial landscape.

Who Is the Company Behind AplonAPI?

ApyHub Fusion

Fusion is an all in one API Client enabling teams to Build, Test, Document and Collaborate on APIs in real-time.

Who Is the Company Behind ApyHub Fusion?

  • Seller: ApyHub
  • Year Founded: 2021
  • HQ Location: Amsterdam, NL
  • Twitter: @apyhub
    207 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    11 employees on LinkedIn®

AutoStub 2.0

AutoStub™ is an essential tool to fasten API development. It can significantly reduce your build time by quickly designing, prototyping, documenting and testing the APIs. AutoStub creates a functional mock that allows developers or prospective users to work with the API before it’s fully implemented. It allows developers to mock web services, helping developers of applications that depend on APIs to speed development and improve quality by facilitating functional testing. Key Features: 1. Simulate ReST and SOAP services 2. Input format - Swagger files for ReST, WSDL files for SOAP services 3. Support for GET, POST, PUT, DELETE methods in ReST 4. Create WSDL/Swagger 2.0 based mock services; generate dummy data for API testing 5. Get an endpoint URL that can be used on a third party SOAP client tool 6. Improves quality by facilitating functional testing 7. Can handle multiple test scenarios together

Who Is the Company Behind AutoStub 2.0?

AVAP Sphere

AVAP Framework is a comprehensive platform designed to optimize every stage of the API lifecycle—from design and development to deployment, governance, and monetization. Powered by AVAP technology (Advanced Virtual API Programming), it enhances efficiency, security, and interoperability, enabling organizations to streamline API management and accelerate digital transformation. By integrating automation, AI-driven insights, and robust governance tools, AVAP Framework helps businesses reduce development time, minimize operational costs, and maximize the value of their APIs. Whether you're building, scaling, or securing APIs, AVAP Framework empowers you with the tools needed to stay ahead in today’s fast-evolving digital ecosystem.

Who Is the Company Behind AVAP Sphere?

Axonect

Axonect is a robust, full-stack, product suite that supports rapid service delivery, improves agility, accelerates partnerships, and transforms the enterprise landscape. Axonect products seamlessly connect northbound and southbound systems allowing enterprises to be agile, digital service providers while changing the footprint of the enterprise to meet evolving business needs.

Who Is the Company Behind Axonect?

BridgeStackAPI

BridgeStackAPI is a plug-and-play platform that makes it simple to control API usage per client without having to build and maintain a custom gateway from scratch. With it, you can create individual keys, define usage limits, restrict routes, configure access schedules, and monitor logs with greater clarity. It is ideal for companies that share API access with clients, partners, or internal systems and need more control, security, and traceability without relying on a single shared token or repeating this kind of development in every project.

Who Is the Company Behind BridgeStackAPI?

Ceptor API Management

Ceptor API Management is a full-featured API Management product, with API Gateway and API Developer Portal, which enables access to full API management function.

Who Is the Company Behind Ceptor API Management?

  • Seller: Asseco
  • Year Founded: 2007
  • HQ Location: Warsaw, PL
  • LinkedIn® Page: www.linkedin.com
    2,071 employees on LinkedIn®

Charity Data API

CharityAPI.org is a simple API for data about US nonprofits and charities sourced from the IRS.

Who Is the Company Behind Charity Data API?

CodeRifts

CodeRifts is a zero-config GitHub App that detects breaking changes in OpenAPI schemas on every pull request. It scores risk across 4 dimensions, enforces governance policies before merge, and translates technical API changes into business impact — blast radius, affected clients, and estimated cost.

Who Is the Company Behind CodeRifts?

Csmart iPaaS - API Gateway integration platform

Csmart iPaaS is an enterprise-grade API integration platform designed to streamline digital transformation. It offers a low-code/no-code interface, prebuilt connectors, and support for multiple protocols, enabling rapid deployment and efficient data flow. With features like real-time monitoring, intelligent workflow orchestration, and robust security measures, Csmart iPaaS simplifies complex integrations, enhances operational agility, and accelerates time-to-market. Built on TM Forum ODA standards, it ensures seamless interoperability across diverse systems, making it an ideal solution for modern enterprises seeking scalable and secure integration capabilities.

Who Is the Company Behind Csmart iPaaS - API Gateway integration platform?

digiRunner

digiRunner API Management Platform features full API lifecycle management in compliance with OpenAPI specification and security standards of OAuth2.0 and OIDC, providing a secure environment for API management, analysis, deployment and more to empower an API-First strategy.

Who Is the Company Behind digiRunner?

DigitalML API Management

At digitalML, we have a unique vision to the market; helping large enterprises turn their complex IT legacies around to become as nimble as the Amazons of the world. Through our ignite platform, we provide a holistic service catalog as well as an end-to-end lifecycle with a focus on plan, design, and build, generating most of the required code and gateway settings directly to your CI/CD and run. With proven success, our customers use ignite to build and manage a catalog and the lifecyle of APIs and Microservices (+SOAP and composite services, business capabilities, glossaries, information models, mappings, metadata, building block code, and documentation) - and deploy the artifacts to their implementation platforms of choice. This allows you to digital transform as well as modernize your IT - fast.

Average Rating: 4.0/5.0

Total Reviews: 1

Who Is the Company Behind DigitalML API Management?

  • Seller: DigitalML
  • Year Founded: 2000
  • HQ Location: New York, US
  • Twitter: @godigitalml
    285 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    17 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Large

What Are Recent G2 Reviews of DigitalML API Management?

Etlworks Integrator

The Etlworks Integrator is a modern, cloud-first, any-to-any data integration platform that scales with the business. It can connect to business applications, databases, structured, semi-structured, and unstructured data of any type, shape, and size. You can create, test, and schedule very complex data integration and automation scenarios and data integration APIs in no time, right in the browser, using an intuitive drag-and-drop interface, scripting languages, and SQL. The Etlworks Integrator supports real-time change data capture (CDC) from all major databases, EDI transformations, and many other fundamental data integration tasks. Most importantly, it really works as advertised.

Who Is the Company Behind Etlworks Integrator?

  • Seller: Etlworks
  • Year Founded: 2016
  • HQ Location: Pittsburgh, US
  • Twitter: @etlworks
    480 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    2 employees on LinkedIn®
Adam Crivello
AC
Researched and written by Adam Crivello
Updated February 24, 2026