GPT4All
Desktop app and Python SDK for running open-source LLMs locally on any device
GPT4All is a desktop application and Python SDK from Nomic AI for running open-source large language models on a regular laptop or workstation. Supports CPU and GPU inference with quantized models (GGUF), document chat (LocalDocs) and a built-in API server compatible with OpenAI's schema. Available on macOS, Windows and Linux. MIT-licensed and free for commercial use.
Its last tagged release is v3.10.0 from February 2025. The repository has not been updated since May 2025 (checked September 2026).
Pricing: Free
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