head to head · open source
GPT4All vs openlake
GPT4All has 77,399 GitHub stars, 8,291 forks, 771 open issues and last shipped 1.3 years ago. openlake has 2,662 stars, 424 forks, 138 open issues and last shipped 3 days ago. GPT4All leads on adoption by 2,808% (77,399 vs 2,662 stars). GPT4All is written in C++ under MIT; openlake is written in Rust under Apache-2.0. GPT4All has attracted 11% as many forks as stars, openlake 16%. openlake 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 | openlake | |
|---|---|---|
| GitHub stars | ★ 77K | ★ 2.7K |
| License | MIT | Apache-2.0 |
| Written in | C++ | Rust |
| Last push | 2025-05-27 | 2026-09-15 |
| Forks | ⑂ 8.3K | ⑂ 424 |
| 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 openlake if
- You want the openlake 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 openlake fits your workflow better
About GPT4All
GPT4All is an MIT licensed C++ chat application and Python client from Nomic that runs large language models privately on everyday desktops and laptops, built for developers and teams who want local inference without API calls, GPUs, or sending data off device.
read the full GPT4All overview →
About openlake
OpenLake is a Rust storage engine for AI and machine learning infrastructure, aimed at LLM inference and GPU training. It provides distributed storage for GPU workloads and uses io uring to keep accelerators fed during serving and training.
read the full openlake overview →
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Frequently asked questions
Is GPT4All or openlake more popular?
GPT4All has 77,399 GitHub stars and openlake has 2,662. GPT4All has the larger community by that measure.
Are GPT4All and openlake free?
Both are open source. GPT4All is licensed under MIT and openlake under Apache-2.0. Neither carries a licence fee.
What is the difference between GPT4All and openlake?
GPT4All is written in C++ and openlake 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 openlake?
Choose GPT4All if you want the larger community (77,399 stars) or its MIT licence terms. Choose openlake if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.