head to head · open source
Twenty vs Anki
Twenty has 60,319 GitHub stars, 9,915 forks, 205 open issues and last shipped yesterday. Anki has 32,488 stars, 3,393 forks, 512 open issues and last shipped 5 days ago. Twenty leads on adoption by 86% (60,319 vs 32,488 stars). Twenty is written in TypeScript under a custom or non-standard licence; Anki is written in Rust under a custom or non-standard licence. Twenty has attracted 16% as many forks as stars, Anki 10%. Twenty 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
| Twenty | Anki | |
|---|---|---|
| GitHub stars | ★ 60K | ★ 32K |
| License | Custom / other | Custom / other |
| Written in | TypeScript | Rust |
| Last push | 2026-11-02 | 2026-10-29 |
| Forks | ⑂ 9.9K | ⑂ 3.4K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Twenty if
- You weight community size — 60K stars and counting
- You want the Custom / other license terms
- Your stack matches TypeScript
- 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 Twenty
The 1 Open Source CRM Website · Documentation · Roadmap · Discord · Figma Why Twenty Twenty gives technical teams the building blocks for a custom CRM that meets complex business needs and quickly adapts as the business evolves. Twenty is the CRM you build, ship, and version like the rest of your stack. Learn more about why we built Twenty Installation Cloud The fastest way to get started. Sign up at twenty.com and spin up a workspace in under a minute, with no infrastructure to manage and always up to date. Build an app Scaffold a new app with the Twenty CLI: Define objects, fields, and views as code: Then ship…
read the full Twenty overview →
About Anki
Anki This repo contains the source code for the computer version of Anki. About Anki is a spaced repetition program. Please see the website to learn more. Getting Started Contributing Want to contribute to Anki? Check out the Contribution Guidelines. For more information on building and developing, please see Development. Contributors The following people have contributed to Anki: CONTRIBUTORS Anki Betas If you'd like to try development builds of Anki but don't feel comfortable building the code, please see Anki betas. License Anki's license: LICENSE
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Frequently asked questions
Is Twenty or Anki more popular?
Twenty has 60,319 GitHub stars and Anki has 32,488. Twenty has the larger community by that measure.
Are Twenty and Anki free?
Neither Twenty 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 Twenty and Anki?
Twenty is written in TypeScript 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, Twenty or Anki?
Choose Twenty if you want the larger community (60,319 stars) or its Custom / other licence terms. Choose Anki if its feature set, stack or Custom / other licence fits better. Both are self-hostable.