Jan is an open source alternative to ChatGPT that runs 100% offline on your computer.

Enhanced ChatGPT Clone: Features Agents, MCP, Skills, DeepSeek, Anthropic, AWS, OpenAI, Responses API, Azure, Groq, o1, GPT-5, Mistral, OpenRouter, Vertex AI, Gemini, Artifacts, AI model switching, message search, Code Interpreter, langchain, DALL-E-3, OpenAPI Actions, Functions, Secure Multi-User Auth, Presets, open-source for self-hosting. Active

Powerful AI Client

LLM Frontend for Power Users.

The open source codebase powering HuggingChat

An app that brings language models directly to your phone.

llama and other large language models on iOS and MacOS offline using GGML library.

Turn any PDF or image document into structured data for your AI. A powerful, lightweight OCR toolkit that bridges the gap between images/PDFs and LLMs. Supports 100+ languages.

Tesseract Open Source OCR Engine (main repository)

Pure Javascript OCR for more than 100 Languages 📖🎉🖥

Convert PDF to markdown + JSON quickly with high accuracy

Ready-to-use OCR with 80+ supported languages and all popular writing scripts including Latin, Chinese, Arabic, Devanagari, Cyrillic and etc.

OCR, layout analysis, reading order, table recognition in 90+ languages

pix2tex: Using a ViT to convert images of equations into LaTeX code.

docTR (Document Text Recognition) - a seamless, high-performing & accessible library for OCR-related tasks powered by Deep Learning. Ongoing development and maintenance by t2k.

Robust Speech Recognition via Large-Scale Weak Supervision

Port of OpenAI's Whisper model in C/C++

Faster Whisper transcription with CTranslate2

WhisperX: Automatic Speech Recognition with Word-level Timestamps (& Diarization)

Buzz transcribes and translates audio offline on your personal computer. Powered by OpenAI's Whisper.

A scalable generative AI framework built for researchers and developers working on Large Language Models, Multimodal, and Speech AI (Automatic Speech Recognition and Text-to-Speech)

Offline speech recognition API for Android, iOS, Raspberry Pi and servers with Python, Java, C# and Node

A PyTorch-based Speech Toolkit

Silero VAD: pre-trained enterprise-grade Voice Activity Detector

A Web UI for easy subtitle using whisper model.