head to head · open source
GPT4All vs Compartment
GPT4All has 77,401 GitHub stars, 8,291 forks, 771 open issues and last shipped 1.3 years ago. Compartment has 581 stars, 4 forks, 1 open issues and last shipped 2 days ago. GPT4All leads on adoption by 13,222% (77,401 vs 581 stars). GPT4All is written in C++ under MIT; Compartment is written in Python under Apache-2.0. GPT4All has attracted 11% as many forks as stars, Compartment 1%. Compartment 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 | Compartment | |
|---|---|---|
| GitHub stars | ★ 77K | ★ 581 |
| License | MIT | Apache-2.0 |
| Written in | C++ | Python |
| Last push | 2025-05-27 | 2026-09-17 |
| Forks | ⑂ 8.3K | ⑂ 4 |
| 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 Compartment if
- You want the Compartment feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and Compartment 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 Compartment
Compartment is an Apache 2.0 Python MCP server that gives AI agents encrypted, fully offline long term memory in a single vault on the user's own computer, built for people running Claude Code, Claude Desktop, Cursor, Codex, Hermes Agent, OpenClaw or any other MCP client who want persistent memory with no account, no API key, no network and no telemetry.
read the full Compartment overview →
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Frequently asked questions
Is GPT4All or Compartment more popular?
GPT4All has 77,401 GitHub stars and Compartment has 581. GPT4All has the larger community by that measure.
Are GPT4All and Compartment free?
Both are open source. GPT4All is licensed under MIT and Compartment under Apache-2.0. Neither carries a licence fee.
What is the difference between GPT4All and Compartment?
GPT4All is written in C++ and Compartment in Python. 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 Compartment?
Choose GPT4All if you want the larger community (77,401 stars) or its MIT licence terms. Choose Compartment if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.