Swagger
The World's Most Popular Framework for APIs.
Swagger launched on October 29, 2014 with 78 votes, #729 of 2,324 launches that month and more than 50% of that year's launches. The site was still online in September 2026, 11 years on.
What it does
Simplify API development for users, teams, and enterprises with our open source and professional toolset. Findogut how Swagger can help you and get started today.
Swagger enables design, governance, and testing across the full AI-enabled API lifecycle, ensuring quality at every step. Build APIs ready for humans, LLMs, agents, and continuous innovation. Swagger offers powerful and easy to use tools to take full advantage of the OpenAPI Specification. Swagger places API specifications such as OpenAPI, AsyncAPI, and JSON Schema at the core of its architecture, which are crucial for guiding teams through the entire lifecycle of API design and documentation. This strategic focus ensures that our suite, including open source tools and Swagger Enterprise, delivers unparalleled efficiency and a seamless user experience. Discover the power of Swagger's open…from swagger.io
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Apidog2024 · apidog.com · ▲570Development teams often struggle with using multiple tools like Postman and Swagger for API design, development, and testing. This fragmented approach leads to outdated API specs and chaotic collaboration. So we built Apidog: a single, unified API platform for team collaboration. It has a beautiful interface that makes it easy to create API spec, generate request data from API spec, validate responses, create mock data, orchestrate test scenarios, and publish API documentation. Apidog = Postman + Swagger + Mock + JMeter.
Mitmproxy2swagger – Automagically reverse-engineer REST APIs2022 · github.com · ▲691Automagically reverse-engineer REST APIs via capturing traffic - alufers/mitmproxy2swagger



Swagger Inspector2018 · swagger.io · ▲141Free online tool to test APIs and autogenerate documentation
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