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#openapi3

Every repository in the public record carrying this tag — from its GitHub topics or the keywords its package registries publish. Health is measured under the same versioned methodology as the rest of the record.

128 records
Tagged “openapi3”Ranked by health index
crates.io
81Excellenthealth index
netwo-io/apistos
Actix-web wrapper for automatic OpenAPI 3.0 documentation generation.
Rust★ 217↓ 33.8K/moSep 15, 2026
MITSep 15, 2026 · metrics 2.10.0
npm
81Excellenthealth index
nfroidure/whook
Build strong and efficient REST web services.
TypeScript★ 31↓ 6,764/moSep 13, 2026
MITSep 13, 2026 · metrics 2.10.0
npm
81Excellenthealth index
sourcey/sourcey
Precision documentation from OpenAPI, MCP, Doxygen, and Markdown guides. Static HTML you own.
TypeScript★ 1,369↓ 6,916/moSep 12, 2026
AGPL-3.0Sep 12, 2026 · metrics 2.10.0
Go
80Excellenthealth index
dipjyotimetia/openapi-go-mcp
OpenAPI 3.x / Swagger 2.0 → Go MCP code generator
Go★ 2Sep 6, 2026
Custom licenseSep 6, 2026 · metrics 2.10.0
npm
80Excellenthealth index
enzonotario/vitepress-openapi
Generate VitePress API Docs from OpenAPI specifications
TypeScript · Vue★ 255↓ 87K/moSep 13, 2026
MITSep 13, 2026 · metrics 2.10.0
crates.io · npm
80Excellenthealth index
gpu-cli/openapi-to-rust
OpenAPI generator for Rust: typed models, async Reqwest/SSE clients, and Axum server scaffolding for OpenAPI 3.0/3.1.
Rust★ 35↓ 12.6K/moSep 13, 2026
MITSep 13, 2026 · metrics 2.10.0
PyPI
78Goodhealth index
python-openapi/openapi-schema-validator
OpenAPI schema validator is a Python library that validates schema against OpenAPI Schema Specification v3.0 and v3.1
Python★ 126↓ 26.7M/moAug 27, 2026
BSD-3-ClauseAug 27, 2026 · metrics 2.10.0
npm
78Goodhealth index
the-codegen-project/cli
Your one stop boilerplate killer for any standard!
JavaScript★ 35↓ 601/moSep 12, 2026
Apache-2.0Sep 12, 2026 · metrics 2.10.0
npm
77Goodhealth index
asteasolutions/zod-to-openapi
A library that generates OpenAPI (Swagger) docs from Zod schemas
TypeScript★ 1,611↓ 15.8M/moAug 27, 2026
MITAug 27, 2026 · metrics 2.10.0
Go
77Goodhealth index
erraggy/oastools
OpenAPI Specification (OAS) tools for validating, parsing, fixing, converting, diffing, joining, and building specs; as well as generating client/servers/types from specs.
Go★ 5Sep 20, 2026
MITSep 20, 2026 · metrics 2.10.0
—
77Goodhealth index
ethereum/beacon-APIs
Collection of RESTful APIs provided by Ethereum Beacon nodes
HTML★ 387Sep 19, 2026
CC0-1.0Sep 19, 2026 · metrics 2.10.0
Maven
77Goodhealth index
networknt/light-rest-4j
A RESTful framework built on top of light-4j with both Swagger 2.0 and OpenAPI 3.0 supports
Java★ 122Oct 20, 2026
Apache-2.0Oct 20, 2026 · metrics 2.10.0
Go
77Goodhealth index
oaswrap/spec
⚡A lightweight, framework-agnostic OpenAPI 3.x specification builder for Go.
Go★ 118Sep 18, 2026
MITSep 18, 2026 · metrics 2.10.0
npm
77Goodhealth index
samchungy/zod-openapi
Use Zod Schemas to create OpenAPI v3.x documentation
TypeScript★ 649↓ 5.7M/moOct 6, 2026
MITOct 6, 2026 · metrics 2.10.0
npm
75Goodhealth index
APIDevTools/swagger-parser
Swagger 2.0 and OpenAPI 3.0 parser/validator
JavaScript★ 1,207↓ 26.8M/moSep 17, 2026
MITSep 17, 2026 · metrics 2.10.0
npm
75Goodhealth index
aensley/semantic-release-openapi
A Semantic Release plugin to update versions in OpenAPI / Swagger specification files
TypeScript★ 3↓ 2,522/moSep 18, 2026
MITSep 18, 2026 · metrics 2.10.0
Packagist · PyPI
75Goodhealth index
wol-soft/php-json-schema-model-generator
Creates (immutable) PHP model classes from JSON-Schema files including all validation rules as PHP code
PHP★ 82↓ 5,088/moSep 5, 2026
MITSep 5, 2026 · metrics 2.10.0
Go · npm
73Goodhealth index
FumingPower3925/stdocs
Self-documenting APIs for Go's net/http: wrap your ServeMux and it serves a /docs UI (Scalar, Swagger UI, Redoc, Stoplight) plus the generated OpenAPI 3.0/3.1/3.2 spec. Zero dependencies.
Go★ 4Sep 10, 2026
Apache-2.0Sep 10, 2026 · metrics 2.10.0
Maven · npm
73Goodhealth index
javalin/javalin-openapi
Annotation processor for compile-time OpenAPI & JsonSchema, with out-of-the-box support for Javalin 5.x, 6.x & 7.x, Swagger & ReDoc
Kotlin★ 67Oct 19, 2026
Apache-2.0Oct 19, 2026 · metrics 2.10.0
Go
73Goodhealth index
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.
Go★ 106Sep 19, 2026
MITSep 19, 2026 · metrics 2.10.0
npm · Go
73Goodhealth index
pb33f/openapi-changes
The world's most powerful OpenAPI breaking changes detector. Discover what changed between two OpenAPI specs, or a single spec over time. Supports OpenAPI 3.2, 3.1 and 3.0
JavaScript · Go★ 358↓ 86.1K/moSep 29, 2026
Apache-2.0Sep 29, 2026 · metrics 2.10.0
crates.io
73Goodhealth index
schema-craft/schema-tools
Set of tools for codegen, preprocessing and validation of json-schema and openapi spec
Rust★ 48↓ 1,991/moSep 14, 2026
MITSep 14, 2026 · metrics 2.10.0
Packagist
71Goodhealth index
nijens/openapi-bundle
Helps you create a REST API from your OpenAPI specification.
PHP★ 18↓ 3,420/moSep 13, 2026
MITSep 13, 2026 · metrics 2.10.0
—
71Goodhealth index
oasdiff/oasdiff-action
GitHub Actions that detect breaking changes in your OpenAPI specs and post a review on every pull request
Shell★ 65Sep 20, 2026
Apache-2.0Sep 20, 2026 · metrics 2.10.0
Go
71Goodhealth index
pb33f/doctor
The Doctor. Just the doctor, no more, no less. The OpenAPI all in one supercharged go toolkit
Go · TypeScript★ 42Oct 20, 2026
Apache-2.0Oct 20, 2026 · metrics 2.10.0
npm
69Goodhealth index
metadevpro/openapi3-ts
TS Model & utils for creating and exposing OpenAPI 3.x contracts.
TypeScript★ 540↓ 43.9M/moOct 21, 2026
MITOct 21, 2026 · metrics 2.10.0
Maven
69Goodhealth index
networknt/openapi-parser
A light-weight, fast OpenAPI 3.0 parser and validator with minimum third party dependencies
Java★ 13Oct 20, 2026
EPL-1.0Oct 20, 2026 · metrics 2.10.0
npm
69Goodhealth index
samchungy/fastify-zod-openapi
Fastify plugin for zod-openapi
TypeScript★ 122↓ 352.8K/moSep 13, 2026
MITSep 13, 2026 · metrics 2.10.0
PyPI
69Goodhealth index
sphinx-contrib/openapi
OpenAPI (fka Swagger) spec renderer for Sphinx.
Python★ 126↓ 325.5K/moSep 12, 2026
BSD-2-ClauseSep 12, 2026 · metrics 2.10.0