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What are the best Open Source Projects APIs? (2026)

The top Open Source Projects API right now is b[x]t API, followed by BikeWise API v2 and 13 more. We compared 14 Open Source Projects APIs across 3,171 total APIs on patchBay to find the best options for developers.

15APIs ranked
Last updated Mar 30, 2026
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What Open Source Projects APIs are available?

15 APIs

b[x]t API

API for the b[x]t repository management service.

apiKey

BikeWise API v2

<p>This is an API for accessing information about bicycling related incidents. You can find the source code on <a href="https://github.com/bikeindex/bikewise">GitHub</a>.</p>

apiKeyHTTPS

BioLink API

API integration layer for linked biological objects. __Source:__ https://github.com/biolink/biolink-api/

apiKeyHTTPS

Countly

Countly web analytics

No Auth

Creative Commons Catalog

Search among openly licensed and public domain works

OAuthHTTPSCORS

Datamuse

Word-finding query engine

No AuthHTTPS

Drupal.org

Drupal.org

No AuthHTTPS

Evil Insult Generator

Evil Insults

No AuthHTTPSCORS

GitHub Contribution Chart Generator

Create an image of your GitHub contributions

No AuthHTTPSCORS

GitHub ReadMe Stats

Add dynamically generated statistics to your GitHub profile ReadMe

No AuthHTTPSCORS

Metabase

An open source Business Intelligence server to share data and analytics inside your company

No AuthHTTPSCORS

MineSkin API

Client implementations: Java: https://github.com/InventivetalentDev/MineskinClient NodeJS: https://github.com/InventivetalentDev/mineskin-client Examples: https://github.com/MineSkin/examples

apiKeyHTTPS

OSChina (开源中国)

China's largest open source community — project listings, blogs, Q&A

No Auth

Shields

Concise, consistent, and legible badges in SVG and raster format

No AuthHTTPS

Swagger Generator

This is an online swagger codegen server. You can find out more at https://github.com/swagger-api/swagger-codegen or on [irc.freenode.net, #swagger](http://swagger.io/irc/).

apiKeyHTTPS

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