: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
76,855 visible repositories in the index
49–72 of 1,185 · Most stars
[EMNLP2025] LightRAG: Simple and Fast Retrieval-Augmented Generation
- knowledge-graph
- large-language-models
- retrieval-augmented-generation
- genai
Training-free language model modification: Remove censorship, suppress slop, reduce sycophancy, and more
- abliteration
- llm
- transformer
- censorship-resistance
📑 PageIndex: Document Index for Vectorless, Reasoning-based RAG
An open platform for training, serving, and evaluating large language models. Release repo for Vicuna and Chatbot Arena.
A Python library for extracting structured information from unstructured text using LLMs with precise source grounding and interactive visualization.
DSPy: The framework for programming—not prompting—language models
SGLang is a high-performance serving framework for large language models and multimodal models.
TranslatedLangchain-Chatchat (formerly langchain-ChatGLM), local knowledge based LLM (like ChatGLM, Qwen and Llama) RAG and Agent app with langchain
- chatglm
- langchain
- llm
- knowledge-base
Vane is an AI-powered answering engine.
- ai-search-engine
- search-engine
- open-source-ai-search-engine
- perplexica
Turn any technical book PDF into a Claude Code skill — ready to study, reference, and use while you work.
- agent-skills
- ai-agents
- context-engineering
- document-processing
TranslatedLLM API management & key redistribution system, unifying multiple providers under a single API. Single binary, Docker-ready, with an English UI. Supports mainstream models such as OpenAI, Azure, Anthropic Claude, Google Gemini, DeepSeek, 字节豆包 (Doubao, "bean bun", from ByteDance), ChatGLM, 文心一言 (Wenxin Yiyan, "literary heart, one utterance"), 讯飞星火 (Xunfei Xinghuo, "iFlytek Spark"), 通义千问 (Tongyi Qianwen, "Tongyi thousand questions"), 360 智脑 (360 Zhinao, "360 smart brain") and 腾讯混元 (Tencent Hunyuan, "primordial chaos"), with unified API adaptation, usable for key management and secondary distribution. One-click deployment, ready to use out of the box.
🪢 Open source AI engineering platform: AI Gateway, agent observability, evals, and prompt/skill management, built on OpenTelemetry. One open platform for every AI call and every agent. Self-host or use Langfuse Cloud.
- analytics
- llm
- llmops
- large-language-models
Open-source LLM knowledge platform: turn raw documents into a queryable RAG, an autonomous reasoning agent, and a self-maintaining Wiki.
OpenAssistant is a chat-based assistant that understands tasks, can interact with third-party systems, and retrieve information dynamically to do so.
Elevate your AI research writing, no more tedious polishing ✨
TranslatedPrompt as Code | GPT Image 2 / 2.5 prompt and case library, with 530+ cases, 20+ sets of industrial-grade templates and reusable Skills, a newly added section comparing 2.5 results with the same prompts, complete prompts and generation records included, continuously updated.
- agents
- ai-image-generation
- gpt-image-2
- image-prompts
CLIP (Contrastive Language-Image Pretraining), Predict the most relevant text snippet given an image
Self-hosted AI coding assistant
Cognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory with small models for free
- ai
- cognitive-architecture
- vector-database
- ai-agents
TranslatedAn enhanced tool for CodexApp, striving to make Codex better to use and more comfortable. It strives to make Codex and other AI Agents easier and more comfortable to use.
TranslatedProfessional Antigravity Account Manager & Switcher. One-click seamless account switching for Antigravity Tools. Built with Tauri v2 + React (Rust).
- account-manager
- antigravity
Unlimited FREE AI coding. Connect Claude Code, Codex, Cursor, Cline, Copilot, Antigravity to FREE Claude/GPT/Gemini via 40+ providers. Auto-fallback, RTK -40% tokens, never hit limits.
- claude-code
- cursor
- ai-agents
- ai-gateway
Memory and context engine + app that is extremely fast, scalable, and can be run fully locally. The Memory API for the AI era.
- cloudflare-pages
- cloudflare-workers
- drizzle-orm
- tailwindcss