Discover 2 open source ChatGPT Alternative repositories from GitHub, each with an analysis of what it does, key features, use cases and alternatives. ChatGPT Alternative projects here are most often combined with AI, Desktop App and LLM. Last updated October 18, 2026.
Jan is a desktop app for chatting with locally run language models, with optional connections to cloud AI providers. It suits people who want more control over where their conversations and models run, plus an OpenAI-compatible local API.
ActiveHealth 85/100
Jan is a Tauri desktop app built on llama.cpp that brings open-source AI into an offline ChatGPT-style interface. It runs on Windows, macOS, and Linux, with options to use local models or connect to cloud AI services.
ActiveHealth 86/100