head to head · open source
GPT4All vs LocalAI
GPT4All has 77,344 GitHub stars, 8,255 forks, 771 open issues and last shipped 1.4 years ago. LocalAI has 50,121 stars, 4,568 forks, 201 open issues and last shipped yesterday. GPT4All leads on adoption by 54% (77,344 vs 50,121 stars). GPT4All is written in C++ under MIT; LocalAI is written in Go under MIT. GPT4All has attracted 11% as many forks as stars, LocalAI 9%. LocalAI was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| GPT4All | LocalAI | |
|---|---|---|
| GitHub stars | ★ 77K | ★ 50K |
| License | MIT | MIT |
| Written in | C++ | Go |
| Last push | 2025-05-27 | 2026-11-02 |
| Forks | ⑂ 8.3K | ⑂ 4.6K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick GPT4All if
- You weight community size — 77K stars and counting
- You want the MIT license terms
- Your stack matches C++
- You value the larger contributor base for long-term maintenance
pick LocalAI if
- You want the LocalAI feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Go
- You evaluated both and LocalAI fits your workflow better
About GPT4All
GPT4All Now with support for DeepSeek R1 Distillations Website • Documentation • Discord • YouTube Tutorial GPT4All runs large language models (LLMs) privately on everyday desktops & laptops. No API calls or GPUs required you can just download the application and get started . Read about what's new in our blog . Subscribe to the newsletter GPT4All is made possible by our compute partner Paperspace . Download Links — Windows Installer — — Windows ARM Installer — — macOS Installer — — Ubuntu Installer — The Windows and Linux builds require Intel Core…
read the full GPT4All overview →
About LocalAI
Deutsch Español français 日本語 한국어 Português Русский 中文 LocalAI is the open source AI engine. Run any model LLMs, vision, voice, image, video on any hardware. No GPU required. A small core, not a bundle. Each backend wraps a best in class engine (llama.cpp, vLLM, whisper.cpp, stable diffusion, MLX...) in its own image, pulled only when a model needs it. You install nothing you don't use. Composable by design : backends are separate and pulled on demand, so you install only what your model needs Open and extensible : load any model, or build your own backend in any language against an open interface Drop in API…
read the full LocalAI overview →
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Frequently asked questions
Is GPT4All or LocalAI more popular?
GPT4All has 77,344 GitHub stars and LocalAI has 50,121. GPT4All has the larger community by that measure.
Are GPT4All and LocalAI free?
Both are open source. GPT4All is licensed under MIT and LocalAI under MIT. Neither carries a licence fee.
What is the difference between GPT4All and LocalAI?
GPT4All is written in C++ and LocalAI in Go. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, GPT4All or LocalAI?
Choose GPT4All if you want the larger community (77,344 stars) or its MIT licence terms. Choose LocalAI if its feature set, stack or MIT licence fits better. Both are self-hostable.