:hedgehog: PostHog is the leading platform for building self-driving products. Our developer tools – AI observability, analytics, session replay, flags, experiments, error tracking, logs, and more – capture all the context agents need to diagnose problems, uncover opportunities, and ship fixes. Steer it all from Slack, web, desktop, or the MCP.
Repository Index
47,133 repositories indexed
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A scalable, distributed, collaborative, document-graph database, for the realtime web
- database
- distributed
- distributed-database
- document-database
🍬A set of tools that keep Java sweet.
- java
- hutool
- http
- json
📦 Repomix is a powerful tool that packs your entire repository into a single, AI-friendly file. Perfect for when you need to feed your codebase to Large Language Models (LLMs) or other AI tools like Claude, ChatGPT, DeepSeek, Perplexity, Gemini, Gemma, Llama, Grok, and more.
⚙️ NGINX config generator on steroids 💉
OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)
- rest-api
- rest-client
- sdk
- generator
The first open-source harness builder for AI coding. Make AI coding deterministic and repeatable.
A framework for agents, tools and services
- go
- golang
- micro
Loads environment variables from .env for nodejs projects.
- dotenv
- environment-variables
- javascript
- node
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
Effortlessly compose, extend, and observe every service in real-time for the first time ever.
Code-first platform for workflows, apps and AI agents, on the fastest self-hostable orchestrator (benchmarked against Airflow, Prefect and Temporal). Business teams build with AI, engineers control what ships. Open-source alternative to Lovable, Retool and n8n.
- open-source
- python
- typescript
- postgresql
Cap'n Proto serialization/RPC system - core tools and C++ library
Offline documentation browser. Your personal reference library, searchable in an instant.
- documentation
- docset
- zeal
- docs
List any node_modules 📦 dir in your system and how heavy they are. You can then select which ones you want to erase to free up space 🧹
Community hub for Requestly API Client — bugs, feature requests, and roadmap. The privacy-first Postman alternative.
- open-source
- api-client
- api-testing
- developer-tools
Monid - OpenRouter for agent tools. Join our community at https://discord.gg/rQzztcgJV8
Swagger tools for documenting API's built on ASP.NET Core
nghttp2 - HTTP/2 C Library and tools
Enterprise-ready, Git native feature management solution
- go
- feature-flags
- golang
- continuous-delivery
A light-weight, flexible, and expressive statistical data testing library
- pandas
- validation
- schema
- dataframes
The interactive web server
Beautiful Open-Source Form Builder
- form
- form-builder
- laravel
- marketing-tools
HTML parsing/serialization toolset for Node.js. WHATWG HTML Living Standard (aka HTML5)-compliant.