head to head · open source
GPT4All vs pegainfer
GPT4All has 77,347 GitHub stars, 8,261 forks, 771 open issues and last shipped 1.4 years ago. pegainfer has 731 stars, 121 forks, 89 open issues and last shipped yesterday. GPT4All leads on adoption by 10,481% (77,347 vs 731 stars). GPT4All is written in C++ under MIT; pegainfer is written in Rust under Apache-2.0. GPT4All has attracted 11% as many forks as stars, pegainfer 17%. pegainfer was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (llm-inference), so they are genuine substitutes rather than adjacent tools.
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 | pegainfer | |
|---|---|---|
| GitHub stars | ★ 77K | ★ 731 |
| License | MIT | Apache-2.0 |
| Written in | C++ | Rust |
| Last push | 2025-05-27 | 2026-11-02 |
| Forks | ⑂ 8.3K | ⑂ 121 |
| 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 pegainfer if
- You want the pegainfer feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Rust
- You evaluated both and pegainfer 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 pegainfer
Quickstart · Performance · Models · Architecture · API · Development PegaInfer serves LLMs through an OpenAI compatible API. Each model owns its scheduler, state, and kernels; serving and KV infrastructure are shared. No PyTorch or Python runtime. Quickstart Prebuilt binary · Qwen3 on Linux The Qwen3 only release bundles CUDA 13 and cuBLAS. It requires Linux x86 64 , an NVIDIA GPU with compute capability 8.x–12.x , driver 580+ , glibc 2.35+ , and OpenSSL 3 . Model weights are downloaded separately. Download Qwen3 4B into models/Qwen3 4B , then start the server: The server…
read the full pegainfer overview →
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Frequently asked questions
Is GPT4All or pegainfer more popular?
GPT4All has 77,347 GitHub stars and pegainfer has 731. GPT4All has the larger community by that measure.
Are GPT4All and pegainfer free?
Both are open source. GPT4All is licensed under MIT and pegainfer under Apache-2.0. Neither carries a licence fee.
What is the difference between GPT4All and pegainfer?
GPT4All is written in C++ and pegainfer in Rust. 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 pegainfer?
Choose GPT4All if you want the larger community (77,347 stars) or its MIT licence terms. Choose pegainfer if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.