The best open source alternative to GPT4ALL is Jan.ai. If that doesn't suit you, our users have ranked more than 100 alternatives to GPT4ALL and loads of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to GPT4ALL are AnythingLLM, Ensu, Secret Llama and Alpaca - Ollama Client.
Open-source offline AI platform supports local LLMs including Llama, Gemma, Qwen, GPT-oss, integrates cloud services like OpenAI and Anthropic, enables custom assistant creation, offers OpenAI-compatible API on localhost, operates across diverse hardware and ensures privacy.
Open-source privacy-focused chatbot platform allowing unlimited document uploads, multi-user and single-user modes, AI-powered chat with documents, vector database and LLM compatibility, customizable interface, message history, secure desktop deployment, and full user controls.
Private offline AI chat using local language models on mobile and desktop, no accounts or tracking, open source Rust core, privacy-first design, cross-platform availability, ideal for confidential conversations, with end-to-end encrypted sync coming soon.
Runs fully private, offline chatbot entirely in browser, ensuring conversation data never leaves the device. No server, installation, external services, or account needed. Supports Llama 3, Mistral, and other open source models in a ChatGPT-like interface for privacy-focused users.
Alpaca is an Ollama client where you can manage and chat with multiple models, Alpaca provides an easy and begginer friendly way of interacting with local AI.
Open-source AI platform for deploying language models across desktop and mobile systems, features model selection, on-premises setup, enterprise-level encryption, advanced security auditing, and flexibility for organizations seeking total data ownership and compliance.
Cherry Studio is a desktop client that supports for multiple LLM providers, available on Windows, Mac, and Linux.
An open-source platform for seamless automation in engineering tasks, providing local execution and control. Customizable with any LLM for enhanced autonomy, enabling developers to efficiently handle debugging to deployment tasks while preserving privacy.
A gallery that showcases on-device ML/GenAI use cases and allows people to try and use models locally.
Singapore
United States
Costa Rica
China
Runs "locally" in your web browser. This is an alternative to GPT4All. Whether this makes sense (using browser performance for AI) is another question.