: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
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📑 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.
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
Your AI second brain. Self-hostable. Get answers from the web or your docs. Build custom agents, schedule automations, do deep research. Turn any online or local LLM into your personal, autonomous AI (gpt, claude, gemini, llama, qwen, mistral). Get started - free.
- semantic-search
- emacs
- obsidian-md
- chat
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.
OpenAssistant is a chat-based assistant that understands tasks, can interact with third-party systems, and retrieve information dynamically to do so.
Open-source LLM knowledge platform: turn raw documents into a queryable RAG, an autonomous reasoning agent, and a self-maintaining Wiki.
Elevate your AI research writing, no more tedious polishing ✨
CLIP (Contrastive Language-Image Pretraining), Predict the most relevant text snippet given an image
Open Source AI Platform - AI Chat with advanced features that works with every LLM
TranslatedProfessional Antigravity Account Manager & Switcher. One-click seamless account switching for Antigravity Tools. Built with Tauri v2 + React (Rust).
- account-manager
- antigravity
leaked prompts of GPTs
Composio powers 1000+ toolkits, tool search, context management, authentication, and a sandboxed workbench to help you build AI agents that turn intent into action.
PDF Parser for AI-ready data. Automate PDF accessibility. Open-source.
Code and documentation to train Stanford's Alpaca models, and generate the data.
- deep-learning
- instruction-following
- language-model
The Modular Platform (includes MAX & Mojo)
- ai
- language
- machine-learning
- mojo
FastGPT is a knowledge-based platform built on the LLMs, offers a comprehensive suite of out-of-the-box capabilities such as data processing, RAG retrieval, and visual AI workflow orchestration, letting you easily develop and deploy complex question-answering systems without the need for extensive setup or configuration.
A GPT-4 AI Tutor Prompt for customizable personalized learning experiences.
The #1 AI Harness for Building Resumes, PDFs, Cover Letters & more, locally with 100+ LLMs support.
- text-similarity
- natural-language-processing
- word-embeddings
- python
The open source AI engineering platform for agents, LLMs, and ML models. MLflow enables teams of all sizes to debug, evaluate, monitor, and optimize production-quality AI applications while controlling costs and managing access to models and data.
- machine-learning
- ai
- ml
- mlflow