API Development
64 listings
OpenBB
Open Data Platform for analysts, quants and AI agents.
trpc
🧙♀️ Move Fast and Break Nothing. End-to-end typesafe APIs made easy.
directus
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.
go-zero
A cloud-native Go microservices framework with cli tool for productivity.
fastmcp
🚀 The fast, Pythonic way to build MCP servers and clients.
activepieces
AI Agents & MCPs & AI Workflow Automation • (~400 MCP servers for AI agents) • AI Automation / AI Agent with MCPs • AI Workflows & AI Agents • MCPs for AI Agents
apisix
The Cloud-Native API Gateway and AI Gateway
spree
Open Source eCommerce Platform for B2B, Marketplace, and Enterprise. REST API, TypeScript SDK, and production-ready Next.js storefront. Self-host it. Own your stack. No vendor lock-in. Zero platform fees.
fastapi_mcp
Expose your FastAPI endpoints as Model Context Protocol (MCP) tools, with Auth!
aichat
All-in-one LLM CLI tool featuring Shell Assistant, Chat-REPL, RAG, AI Tools & Agents, with access to OpenAI, Claude, Gemini, Ollama, Groq, and more.
higress
🤖 AI Gateway | AI Native API Gateway
no-as-a-service
No-as-a-Service (NaaS) is a simple API that returns a random rejection reason. Use it when you need a realistic excuse, a fun “no,” or want to simulate being turned down in style.
Robyn
Robyn is a Super Fast Async Python Web Framework with a Rust runtime.
python-binance
Binance Exchange API python implementation for automated trading
craft-agents-oss
Sink
⚡ A Simple / Speedy / Secure Link Shortener with Analytics, 100% run on Cloudflare.
requestly
Community hub for Requestly API Client — bugs, feature requests, and roadmap. The privacy-first Postman alternative.
reqable-app
Reqable issue track repo
x402
A payments protocol for the internet. Built on HTTP.
orval
orval is able to generate client with appropriate type-signatures (TypeScript) from any valid OpenAPI v3 or Swagger v2 specification, either in yaml or json formats. 🍺
camel
Apache Camel is an open source integration framework with 350+ connectors. Write routes in Java, YAML, or XML. Run on Spring Boot, Quarkus, or standalone. Apache License 2.0.
httpstat
curl statistics made simple
apify-mcp-server
The Apify MCP server enables your AI agents to extract data from social media, search engines, maps, e-commerce sites, or any other website using thousands of ready-made scrapers, crawlers, and automation tools available on the Apify Store.
open-connector
Open-source auth gateway connecting 1000+ SaaS providers to AI agents through SDK, CLI, MCP, HTTP, and OpenAPI.
mockserver-monorepo
MockServer is an HTTP(S) mock server and proxy for testing that lets you mock APIs, inspect and modify live traffic, and inject failures. It supports HTTP/1.1, HTTP/2, gRPC, WebSockets, TCP and more on a single port, with additional support for HTTP/3, message brokers, and AI/LLM APIs.
go-whatsapp-web-multidevice
GOWA - WhatsApp REST API with support for UI, Multi Account, Webhooks, and MCP, and Chatwoot. Built with Golang for efficient memory use.
prest
PostgreSQL ➕ REST, low-code, simplify and accelerate development, ⚡ instant, realtime, high-performance on any Postgres application, existing or new, MCP server
cli-printing-press
Every API has a secret identity. This finds it, absorbs every feature from every competing tool, then builds the GOAT CLI — designed for AI agents first, with SQLite sync, offline search, and compound insight commands.
poem
A full-featured and easy-to-use web framework with the Rust programming language.
mcp-context-forge
An AI Gateway, registry, and proxy that sits in front of any MCP, A2A, or REST/gRPC APIs, exposing a unified endpoint with centralized discovery, guardrails and management. Optimizes Agent & Tool calling, and supports plugins.
mcpo
A simple, secure MCP-to-OpenAPI proxy server
gemini-skills
Skills for the Gemini API, SDK and model/agent interactions
schemastore
A collection of JSON schema files including full API
wa-automate-nodejs
💬 🤖 The most reliable tool for chatbots with advanced features. Be sure to 🌟 this repository for updates!
executor
The missing integration layer for AI agents. Let them call any OpenAPI / MCP / GraphQL / custom js functions in secure environment.
erigon
Ethereum implementation on the efficiency frontier
metorial
Connect any AI model to 1200+ integrations (MCP, CLI, API)
django-oauth-toolkit
OAuth2 goodies for the Djangonauts!
FinMind
Open Data, more than 50 financial data. 提供超過 50 個金融資料(台股為主)，每天更新 https://finmind.github.io/
openalgo
Open Source Algo Trading Platform for Everyone
LetsFG
Agent-native flight & hotel search and booking — MCP server, CLI, and Python/JS SDKs. Hundreds of airlines plus the major booking sites, with per-flight reliability history. Free-cancellation hotel rates: hold the room with a small upfront charge, then pay the balance later by link, up to the hotel'
edgeone-makers-tools
ai
One-stop shop for building AI-powered products and businesses with Stripe.
kubb
🧡 The meta framework for code generation. Automate OpenAPI to type-safe TypeScript, Zod, and TanStack Query with a modular, plugin-based engine.
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.
mcp-adapter
An MCP adapter that bridges the Abilities API to the Model Context Protocol, enabling MCP clients to discover and invoke WordPress plugin, theme, and core abilities programmatically.
copilot-api
GitHub Copilot, OpenAI Codex, OpenCode Go, and third-party AI provider gateway with OpenAI and Anthropic API compatibility.
AI-Gateway
Labs to explore AI Models, MCP servers, and Agents with the AI Gateway powered by Azure API Management and Microsoft Foundry 🚀
chatgpt-cli
ChatGPT CLI is a powerful, multi-provider command-line interface for working with modern LLMs. It supports OpenAI, Azure, Perplexity, LLaMA, and more, with features like streaming, interactive chat, prompt files, image/audio I/O, MCP tool calls, and an experimental agent mode for safe, multi-step au
flow-like
Flow-Like: Strongly Typed Enterprise Scale Workflows. Built for scalability, speed, seamless AI integration and rich customization.
google-ads-mcp
MCP-Bridge
A middleware to provide an openAI compatible endpoint that can call MCP tools
mcp-framework
The Typescript MCP Framework
openapi-mcp-server
Allow AI to wade through complex OpenAPIs using Simple Language
WYGIWYH
A simple but powerful self-hosted finance tracker
restheart
The Open Source Backend for MongoDB
server
Core PHP implementation for the Model Context Protocol (MCP) server
xmcp
MCP server for the X API
context-space
Ultimate Context Engineering Infrastructure, starting from MCPs and Integrations
Magic Hour
Official Magic Hour MCP server for generating and editing images, video and audio from AI assistants. Requires a Magic Hour API key; generation uses credits.
Signal Lab Apify Data APIs + MCP
Vend API Merchant
XGR MCP Gateway
Remote MCP gateway for structured access to XGRChain, XDaLa workflow/session data, explorer data and XGR standards.