#Openapi3

Showing 60 of 65 repositories tagged #openapi3, ranked by stars

fastapi
fastapi
fastapi

FastAPI framework, high performance, easy to learn, fast to code, ready for production

Score
100
★ 100.2k ⑂ 9.6k +218/day
Python
usebruno
usebruno
bruno

Opensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)

Score
100
★ 45.5k ⑂ 2.7k +11/day
JavaScript
scalar
scalar
scalar

Scalar is an open-source API platform:                                       🌐 Modern REST API Client                                        📖 Beautiful API References                                        ✨ 1st-Class OpenAPI/Swagger Support

Score
100
★ 15.5k ⑂ 886 +49/day
TypeScript
oapi-codegen
oapi-codegen
oapi-codegen

Generate Go client and server boilerplate from OpenAPI 3 specifications

Score
100
★ 8.4k ⑂ 1.0k +8/day
Go
openapi-ts
openapi-ts
openapi-typescript

Generate TypeScript types from OpenAPI 3 specs

Score
86
★ 8.2k ⑂ 652 +1/day
TypeScript
stoplightio
stoplightio
prism

Turn any OpenAPI2/3 and Postman Collection file into an API server with mocking, transformations and validations.

Score
88
★ 5.0k ⑂ 411 +3/day
TypeScript
danielgtaylor
danielgtaylor
huma

Huma REST/HTTP API Framework for Golang with OpenAPI 3.1

Score
94
★ 4.2k ⑂ 272 +37/day
Go
msgspec
msgspec
msgspec

A fast serialization and validation library, with builtin support for JSON, MessagePack, YAML, and TOML

Score
93
★ 3.9k ⑂ 156 +6/day
Python
microsoft
microsoft
kiota

OpenAPI based HTTP Client code generator

Score
88
★ 3.8k ⑂ 326
C#
springdoc
springdoc
springdoc-openapi

Library for OpenAPI 3 with spring-boot

Score
100
★ 3.7k ⑂ 598 +3/day
Java
getkin
getkin
kin-openapi

OpenAPI 3.0 and 3.1 (and Swagger v2) implementation for Go (parsing, converting, validation, and more)

Score
82
★ 3.2k ⑂ 499
Go
tiangolo
tiangolo
uvicorn-gunicorn-fastapi-docker

Docker image with Uvicorn managed by Gunicorn for high-performance FastAPI web applications in Python with performance auto-tuning.

Score
86
★ 2.9k ⑂ 340
Python
stoplightio
stoplightio
elements

Build beautiful, interactive API Docs with embeddable React or Web Components, powered by OpenAPI and Markdown.

Score
71
★ 2.4k ⑂ 257 +2/day
TypeScript
ogen-go
ogen-go
ogen

OpenAPI v3 code generator for go

Score
76
★ 2.1k ⑂ 174 +8/day
Go
microcks
microcks
microcks

The open source, cloud native tool for API Mocking and Testing. Microcks is a Cloud Native Computing Foundation incubating project 🚀

Score
100
★ 2.0k ⑂ 346 +6/day
Java
openapi-generators
openapi-generators
openapi-python-client

Generate modern Python clients from OpenAPI

Score
79
★ 2.0k ⑂ 282 +3/day
Python
contiamo
contiamo
restful-react

A consistent, declarative way of interacting with RESTful backends, featuring code-generation from Swagger and OpenAPI specs 🔥

Score
0
★ 1.9k ⑂ 108
TypeScript
go-fuego
go-fuego
fuego

Golang Fuego - Web framework generating OpenAPI 3 spec from source code - Pluggable to existing Gin & Echo APIs

Score
71
★ 1.7k ⑂ 125 +12/day
Go
rest-sh
rest-sh
restish

Restish is a CLI for interacting with REST-ish HTTP APIs with some nice features built-in

Score
62
★ 1.3k ⑂ 100 +2/day
Go
sourcey
sourcey
sourcey

Precision documentation from OpenAPI, MCP, Doxygen, and Markdown guides. Static HTML you own.

Score
75
★ 1.3k ⑂ 329 +5/day
TypeScript
VoidenHQ
VoidenHQ
voiden

Design, Test and Document APIs in plain Markdown. Compose Requests with API blocks. Reuse, Replace & Version everything just like code. Offline, Truly Git Native, No Lock-in.

Score
50
★ 1.3k ⑂ 59 +24/day
TypeScript
zaghaghi
zaghaghi
openapi-tui

Terminal UI to list, browse and run APIs defined with openapi spec.

Score
100
★ 1.3k ⑂ 29 +16/day
Rust
oasdiff
oasdiff
oasdiff

OpenAPI Diff and Breaking Changes

Score
65
★ 1.3k ⑂ 101 +1/day
Go
blst-security
blst-security
cherrybomb

Stop half-done APIs! Cherrybomb is a CLI tool that helps you avoid undefined user behaviour by auditing your API specifications, validating them and running API security tests.

Score
100
★ 1.2k ⑂ 84
Rust
daveshanley
daveshanley
vacuum

vacuum is the worlds fastest and most versatile OpenAPI, AsyncAPI & JSON Schema linter, docs generator and toolkit. It tears through API specs at light speed. 100% compatible with Spectral rulesets, and OpenAPI 3.0, 3.1 and 3.2

Score
59
★ 1.1k ⑂ 86 +5/day
Go
pb33f
pb33f
libopenapi

libopenapi is a fully featured, high performance OpenAPI 3.2, 3.1, 3.0, Overlays and Arazzo parser, library, validator and toolkit for go applications.

Score
53
★ 856 ⑂ 106 +6/day
Go
cloudflare
cloudflare
chanfana

OpenAPI 3 and 3.1 schema generator and validator for Hono, itty-router and more!

Score
57
★ 755 ⑂ 70 +2/day
TypeScript
fabien0102
fabien0102
openapi-codegen

A tool for generating code base on an OpenAPI schema.

Score
14
★ 631 ⑂ 84
TypeScript
samchungy
samchungy
zod-openapi

Use Zod Schemas to create OpenAPI v3.x documentation

Score
43
★ 628 ⑂ 34
TypeScript
madkote
madkote
fastapi-plugins

FastAPI framework plugins

Score
29
★ 614 ⑂ 28
Python
mixmoe
mixmoe
HibiAPI

一个实现了多种常用站点的易用化API的程序 / A program that implements easy-to-use APIs for a variety of commonly used sites.

Score
36
★ 578 ⑂ 82
Python
airtasker
airtasker
spot

Spot is a concise, developer-friendly way to describe your API contract.

Score
29
★ 567 ⑂ 37
TypeScript
leosussan
leosussan
fastapi-gino-arq-uvicorn

High-performance Async REST API, in Python. FastAPI + GINO + Arq + Uvicorn (w/ Redis and PostgreSQL).

Score
21
★ 554 ⑂ 47
Python
0xTheProDev
0xTheProDev
fastapi-clean-example

Clean Architecture Example using FastAPI framework

Score
14
★ 502 ⑂ 67 +1/day
Python
swaggest
swaggest
rest

Web services with OpenAPI and JSON Schema done quick in Go

Score
35
★ 486 ⑂ 27
Go
tiangolo
tiangolo
full-stack-fastapi-couchbase

Full stack, modern web application generator. Using FastAPI, Couchbase as database, Docker, automatic HTTPS and more.

Score
7
★ 456 ⑂ 80
Python
asyncapi
asyncapi
modelina

A library for generating typed models based on inputs such as AsyncAPI, OpenAPI, and JSON Schema documents with high customization

Score
47
★ 441 ⑂ 235
TypeScript
speakeasy-api
speakeasy-api
speakeasy

Build APIs your users love ❤️ with Speakeasy. ✨ Polished and type-safe SDKs. 🌐 Terraform providers, MCP servers, CLIs and Contract Tests for your API. OpenAPI native.

Score
41
★ 423 ⑂ 38 +1/day
JavaScript
thomaxxl
thomaxxl
safrs

SqlAlchemy Flask-Restful Swagger Json:API OpenAPI

Score
71
★ 413 ⑂ 71
Python
dymmond
dymmond
ravyn

Ravyn combines performance, type safety, and elegance. A next-generation async Python framework for APIs, microservices, and web applications.

Score
64
★ 389 ⑂ 21
Python
qodex-ai
qodex-ai
apimesh

Auto-generate OpenAPI 3.0 specs + interactive HTML API UI from your codebase — in seconds.

Score
38
★ 329 ⑂ 26
Python
kubeshop
kubeshop
kusk-gateway

Kusk-gateway is an OpenAPI-driven API Gateway for Kubernetes

Score
40
★ 281 ⑂ 25
Go
luolingchun
luolingchun
flask-openapi

A simple API framework based on Flask.

Score
50
★ 268 ⑂ 46 +1/day
Python
RonnyPfannschmidt
RonnyPfannschmidt
prance

Resolving Swagger/OpenAPI 2.0 and 3.0 Parser

Score
57
★ 262 ⑂ 48
Python
taskade
taskade
mcp

🤖 Taskade MCP · Official MCP server and OpenAPI to MCP codegen. Build AI agent tools from any OpenAPI API and connect to Claude, Cursor, and more.

Score
25
★ 151 ⑂ 45 +1/day
TypeScript
oapigen
oapigen
actix-swagger

Swagger code generator for actix-web framework

Score
0
★ 111 ⑂ 8
Rust
MarcoMuellner
MarcoMuellner
openapi-python-generator

A client generator from openapi for python.

Score
0
★ 97 ⑂ 39 +1/day
Python
rust-codegen-group
rust-codegen-group
openapi-nexus

OpenAPI 3.x code generator for deterministic, type-safe SDKs and API tooling across languages and runtimes.

Score
50
★ 97 ⑂ 0
Rust
mockzilla
mockzilla
mockzilla

Open-source OpenAPI mock server with cloud hosting and local modes for development, testing, and CI. Generates realistic API responses from specs with latency simulation, error injection, proxy fallback, and request validation. Validated against 2,200+ real-world OpenAPI specs.

Score
29
★ 91 ⑂ 1
Go
lyeslabs
lyeslabs
mcpgen

Generate Go MCP server boilerplate from OpenAPI 3 specifications

Score
6
★ 90 ⑂ 13
Go
hvuhsg
hvuhsg
GoAPI

GoAPI - A Fast and Easy-to-use Web Framework for Building APIs in Go

Score
24
★ 87 ⑂ 5
Go
stoplightio
stoplightio
spectral-owasp-ruleset

Improve the security of your API by detecting common vulnerabilities as defined by OWASP and enforced with Spectral.

Score
0
★ 86 ⑂ 19
TypeScript
manchenkoff
manchenkoff
openapi3-parser

OpenAPI 3 parser to use a specification inside of the code in your projects

Score
43
★ 86 ⑂ 42
Python
gopher-fleece
gopher-fleece
gleece

Building, documenting, validating, securing and customizing REST APIs through code-first development

Score
18
★ 82 ⑂ 1
Go
a-h
a-h
rest

Generate OpenAPI 3.0 specifications from Go code.

Score
12
★ 75 ⑂ 30
Go
meteran
meteran
gnext

Web Framework extension for Gin. Offers the API structuring, automates validation and generates documentation. It's fully compatible with the current Gin usages and Gin's middlewares.

Score
0
★ 71 ⑂ 5
Go
derveloper
derveloper
kotlin-openapi3-dsl

Build your OpenApi3 spec in kotlin!

Score
0
★ 70 ⑂ 6
Kotlin
italia
italia
api-oas-checker

An OpenAPI 3 checker based on spectral.

Score
50
★ 70 ⑂ 28
JavaScript
bump-sh
bump-sh
cli

Bump.sh CLI - Deploy your OpenAPI & AsyncAPI documentations from your CI

Score
12
★ 70 ⑂ 9
TypeScript
Mermade
Mermade
openapi-lint-vscode

OpenAPI 2.0/3.0.x intellisense, validator, linter, converter and resolver extension for Visual Studio Code

Score
0
★ 53 ⑂ 8
JavaScript
Related Topics
#openapi#swagger#api#rest-api#python#golang#go#json-schema#python3#rest#openapi31#fastapi

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