GPT4All

GPT4All is an open-source, privacy-focused AI chatbot platform that runs entirely on your local machine (Windows, macOS, Linux) with no data leaving your device. Designed for developers, teams, and AI power users, it supports thousands of models, full customization, and allows local document chat (LocalDocs), empowering users to build secure, domain-specific AI assistants and accelerate knowledge-based workflows. It's ideal for anyone needing private, high-performance conversational AI for enterprise, research, or technical workflows without reliance on cloud services.