head to head · open source
Odoo vs Anki
Odoo has 54,424 GitHub stars, 33,741 forks, 10,282 open issues and last shipped yesterday. Anki has 30,973 stars, 3,220 forks, 512 open issues and last shipped yesterday. Odoo leads on adoption by 76% (54,424 vs 30,973 stars). Odoo is written in Python under a custom or non-standard licence; Anki is written in Rust under a custom or non-standard licence. Odoo has attracted 62% as many forks as stars, Anki 10%. Odoo 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
| Odoo | Anki | |
|---|---|---|
| GitHub stars | ★ 54K | ★ 31K |
| License | Custom / other | Custom / other |
| Written in | Python | Rust |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 34K | ⑂ 3.2K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Odoo if
- You weight community size — 54K stars and counting
- You want the Custom / other license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick Anki if
- You want the Anki feature set and don't need the biggest community
- You prefer the Custom / other license terms
- Your stack matches Rust
- You evaluated both and Anki fits your workflow better
About Odoo
Odoo is an open source suite of business applications built as modular web apps, forming a full featured ERP when combined. It lives in the Python based ecosystem and provides pre built modules for core business functions including CRM, accounting, inventory, e commerce, and HR, all sharing a unified data model and interface.
About Anki
Anki is a spaced repetition flashcard program that schedules review of items based on memory performance, ensuring long term retention with minimal effort. It lives in the cross platform desktop and mobile education software ecosystem, with a primary focus on the computer version hosted at apps.ankiweb.net. The project is maintained by ankitects and distributed under a NOASSERTION license, meaning no explicit license terms are declared in the repository.
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Frequently asked questions
Is Odoo or Anki more popular?
Odoo has 54,424 GitHub stars and Anki has 30,973. Odoo has the larger community by that measure.
Are Odoo and Anki free?
Neither Odoo nor Anki declares a licence in this registry, so check each project's own repository before relying on either for a commercial use. Both are free to self-host.
What is the difference between Odoo and Anki?
Odoo is written in Python and Anki 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, Odoo or Anki?
Choose Odoo if you want the larger community (54,424 stars) or its Custom / other licence terms. Choose Anki if its feature set, stack or Custom / other licence fits better. Both are self-hostable.