A collective list of free APIs
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- public-apis
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Repository Index
47,133 repositories indexed
1–24 of 310 · Most stars
Fair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.
Gin is a high-performance HTTP web framework written in Go. It provides a Martini-like API but with significantly better performance—up to 40 times faster—thanks to httprouter. Gin is designed for building REST APIs, web applications, and microservices.
- server
- middleware
- framework
- go
The fastest, litest AI Gateway. Rust core with Python SDK. Call 100+ LLM APIs in OpenAI (or native) format with cost tracking, guardrails, load balancing, and logging [Bedrock, Azure, OpenAI, Anthropic, OpenAI, VertexAI, vLLM, Nvidia NIM]
Open-source AI gateway. Self-hosted LLM gateway with OpenAI-, Claude- and Gemini-compatible APIs, model routing, access control, usage tracking and cost accounting.
Shannon is an AI pentester for web applications and APIs. It analyzes your source code, identifies attack vectors, and executes real exploits to prove vulnerabilities before they reach production.
- penetration-testing
- pentesting
- security-audit
- security-automation
Terraform enables you to safely and predictably create, change, and improve infrastructure. It is a source-available tool that codifies APIs into declarative configuration files that can be shared amongst team members, treated as code, edited, reviewed, and versioned.
🦍 The API and AI Gateway
- api-gateway
- microservices
- api-management
- serverless
🧙♀️ Move Fast and Break Nothing. End-to-end typesafe APIs made easy.
The flexible backend for all your projects 🐰 Turn your DB into a headless CMS, admin panels, or apps with a custom UI, instant APIs, auth & more.
Using system APIs directly with adb/root privileges from normal apps through a Java process started with app_process.
Nuclei is a fast, customizable vulnerability scanner powered by the global security community and built on a simple YAML-based DSL, enabling collaboration to tackle trending vulnerabilities on the internet. It helps you find vulnerabilities in your applications, APIs, networks, DNS, and cloud configurations.
- cve-scanner
- subdomain-takeover
- nuclei-engine
- vulnerability-detection
Blazing fast, instant realtime GraphQL APIs on all your data with fine grained access control, also trigger webhooks on database events.
The OpenAPI Specification Repository
Web APIs for Django. 🎸
Fully Local Manus AI. No APIs, No $200 monthly bills. Enjoy an autonomous agent that thinks, browses the web, and code for the sole cost of electricity.
A frontend Framework for single-page applications on top of REST/GraphQL APIs, using TypeScript, React and Material Design
Universal SEO skill for Claude Code. 26 sub-skills + 19 sub-agents covering technical SEO, E-E-A-T, schema, GEO/AEO, agent readiness (Lighthouse Agentic Browsing, WebMCP, llms.txt), backlinks, local SEO, e-commerce, international SEO, Google APIs, and PDF/Excel reporting. 9 optional extensions for live SEO data.
- claude-code
- seo
- ai
- ai-seo
TranslatedList of personally collected books PDF download Baidu Cloud e-book download
📚 A public list of APIs from round the web.
Open-source data movement for ELT pipelines and AI agents — from APIs, databases & files to warehouses, lakes, and AI applications. Both self-hosted and Cloud.
A JavaScript implementation of various web standards, for use with Node.js
The Roslyn .NET compiler provides C# and Visual Basic languages with rich code analysis APIs.
- roslyn
- visual-basic
- visual-studio
- csharp
The industry-leading GraphQL client for TypeScript, JavaScript, React, Vue, Angular, and more. Apollo Client delivers powerful caching, intuitive APIs, and comprehensive developer tools to accelerate your app development.
- graphql
- graphql-client
- typescript
- apollo-client