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favicon.ico: github.com/topics/openapi3 - openapi3 · GitHub Topics · Git.

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openapi3 github topics github skip to content navigation menu toggle navigation sign in appearance settings platform ai code creation github copilot write better code with ai github copilot app direct agents from issue to merge mcp registry new integrate external tools developer workflows actions automate any workflow codespaces instant dev environments issues plan and track work code review manage code changes application security github advanced security find and fix vulnerabilities code security secure your code as you build secret protection stop leaks before they start explore why github documentation blog changelog marketplace view all features solutions by company size enterprises small and medium teams startups nonprofits by use case app modernization devsecops devops ci cd view all use cases by industry healthcare financial services manufacturing government view all industries view all solutions resources explore by topic ai software development devops security view all topics 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all available qualifiers see our documentation cancel create saved search sign in sign up appearance settings resetting focus you signed in with another tab or window reload to refresh your session you signed out in another tab or window reload to refresh your session you switched accounts on another tab or window reload to refresh your session dismiss alert message explore topics trending collections events github sponsors openapi3 star here are 1 850 public repositories matching this topic language all filter by language all 1 850 java 322 typescript 307 go 218 python 186 javascript 184 php 69 html 62 rust 42 c 37 kotlin 32 sort most stars sort options most stars fewest stars most forks fewest forks recently updated least recently updated fastapi fastapi star 100k code issues pull requests discussions fastapi framework high performance easy to learn fast to code ready for production python api json framework web rest json schema async swagger openapi python3 asyncio swagger ui redoc openapi3 python types uvicorn starlette pydantic fastapi updated jul 10 2026 python usebruno bruno star 45 6k code issues pull requests discussions opensource ide for exploring and testing api s lightweight alternative to postman insomnia javascript git testing graphql client automation opensource rest api http client openapi api client developer tools testing tools api testing openapi3 updated jul 10 2026 javascript swagger api swagger ui star 28 9k code issues pull requests discussions swagger ui is a collection of html javascript and css assets that dynamically generate beautiful documentation from a swagger compliant api open source rest rest api swagger openapi swagger ui oas hacktoberfest openapi specification swagger api openapi3 swagger js openapi31 swagger oss updated jul 11 2026 javascript openapitools openapi generator star 26 5k code issues pull requests openapi generator allows generation of api client libraries sdk generation server stubs documentation and configuration automatically given an openapi spec v2 v3 api sdk rest generator rest api openapi api client api server restful api hacktoberfest rest client openapi3 openapi generator updated jul 12 2026 java redocly redoc star 25 8k code issues pull requests openapi swagger generated api reference documentation reactjs swagger api documentation documentation tool openapi hacktoberfest openapi specification documentation generator redoc openapi3 openapi31 updated may 29 2026 typescript swagger api swagger codegen star 17 8k code issues pull requests discussions swagger codegen contains a template driven engine to generate documentation api clients and server stubs in different languages by parsing your openapi swagger definition open source rest rest api swagger swagger codegen openapi specification openapi3 swagger oss updated may 19 2026 mustache scalar scalar star 15 6k code issues pull requests discussions scalar is an open source api platform modern rest api client beautiful api references 1st class openapi swagger support api docs vue reference rest api swagger http client openapi api client openapi3 updated jul 12 2026 typescript swagger api swagger editor star 9 5k code issues pull requests swagger editor open source rest rest api swagger swagger ui hacktoberfest openapi specification openapi3 swagger editor openapi31 swagger oss updated jun 24 2026 javascript oapi codegen oapi codegen sponsor star 8 4k code issues pull requests discussions generate go client and server boilerplate from openapi 3 specifications go golang rest api swagger openapi openapi3 openapi codegen openapi generator rest api client updated jul 12 2026 go mockoon mockoon sponsor star 8 3k code issues pull requests discussions mockoon is the easiest and quickest way to run mock apis locally no remote deployment no account required open source electron mock api application rest server rest api mock server swagger desktop openapi mocking prototyping mocking utility mock data openapi3 mock api mocking server updated jul 10 2026 typescript openapi ts openapi typescript star 8 2k code issues pull requests discussions generate typescript types from openapi 3 specs typescript swagger openapi openapi3 openapi3 1 updated jul 12 2026 typescript swagger api swagger core star 7 5k code issues pull requests examples and server integrations for generating the swagger api specification which enables easy access to your rest api java open source rest rest api swagger openapi hacktoberfest openapi specification swagger api openapi3 swagger oss updated jul 8 2026 java microsoft typespec star 5 8k code issues pull requests discussions protobuf json schema openapi3 typespec updated jul 11 2026 java stoplightio prism star 5k code issues pull requests discussions turn any openapi2 3 and postman collection file into an api server with mocking transformations and validations cli prism mock server swagger http proxy openapi mocking oas api testing hacktoberfest postman collection openapi3 swagger oss stoplight oss stoplight prism updated jul 10 2026 typescript xiaoymin knife4j star 4 6k code issues pull requests discussions knife4j is a set of swagger2 and openapi3 all in one enhancement solution swagger swagger ui openapi3 openapi2 springfox swagger2 springdoc openapi knife4j updated feb 3 2026 html apis guru openapi directory sponsor star 4 5k code issues pull requests discussions wikipedia for web apis directory of rest api definitions in openapi 2 0 3 x format api aws azure rest api opendata swagger openapi google api oas api catalog openapi3 api directory openapi definitions updated apr 20 2026 andrewwalsh openapi devtools star 4 3k code issues pull requests browser extension that generates api specs for any app or website chrome extension api generator devtools openapi specification openapi3 openapi31 updated mar 19 2025 typescript danielgtaylor huma sponsor star 4 2k code issues pull requests discussions huma rest http api framework for golang with openapi 3 1 api golang documentation framework web rest json schema rest api openapi swagger ui golang library hacktoberfest openapi3 huma fastapi openapi server openapi31 updated jul 12 2026 go apiaryio dredd star 4 2k code issues pull requests language agnostic http api testing tool testing api http unit testing validation integration testing swagger test runner openapi tests test framework api blueprint cli app dredd openapi validation testing framework openapi3 sjs team openapi2 updated may 11 2024 javascript msgspec msgspec star 3 9k code issues pull requests a fast serialization and validation library with builtin support for json messagepack yaml and toml python yaml toml serialization json schema validation json schema serde deserialization msgpack messagepack jsonschema openapi3 updated jul 9 2026 python load more improve this page add a description image and links to the openapi3 topic page so that developers can more easily learn about it curate this topic add this topic to your repo to associate 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