head to head · open source
Inbox Zero vs Twake Mail
Inbox Zero has 12,895 GitHub stars, 1,653 forks, 209 open issues and last shipped yesterday. Twake Mail has 666 stars, 129 forks, 388 open issues and last shipped yesterday. Inbox Zero leads on adoption by 1,836% (12,895 vs 666 stars). Inbox Zero is written in TypeScript under a custom or non-standard licence; Twake Mail is written in Dart under AGPL-3.0. Inbox Zero has attracted 13% as many forks as stars, Twake Mail 19%. Inbox Zero was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (email), 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
| Inbox Zero | Twake Mail | |
|---|---|---|
| GitHub stars | ★ 13K | ★ 666 |
| License | Custom / other | AGPL-3.0 |
| Written in | TypeScript | Dart |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 1.7K | ⑂ 129 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Inbox Zero if
- You weight community size — 13K 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 Twake Mail if
- You want the Twake Mail feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches Dart
- You evaluated both and Twake Mail fits your workflow better
About Inbox Zero
Inbox Zero your 24/7 AI email assistant Organizes your inbox, pre drafts replies, manages your calendar, and organizes attachments. Chat with it from Slack or Telegram to manage your inbox on the go. Open source alternative to Fyxer, but more customizable and secure. Website · Discord · Issues Mission To help you spend less time in your inbox, so you can focus on what matters most. Features AI Personal Assistant: Organizes your inbox and pre drafts replies in your tone and style. AI Rules for email: Explain in plain English how your AI should handle your inbox. Reply Zero: Track emails to reply to and those…
read the full Inbox Zero overview →
About Twake Mail
Twake Mail Client Website • Report Bug This project aims at providing a multi platform mobile email application, running the JMAP protocol and will also deliver additional features to the Twake Mail back end. Twake Mail is developed with love by Linagora. Here is how Twake Mail looks like on a phone: Here is how Twake Mail looks like on a tablet: Build app 1. Go to root folder of project 2. Run scripts/prebuild.sh script 3. Build + iOS: + Android: + Web: change SERVER URL in env.file with your JMAP server then run: or you can find our images in: FAQ Why did you choose JMAP? Read more... That is a good question!…
read the full Twake Mail overview →
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Frequently asked questions
Is Inbox Zero or Twake Mail more popular?
Inbox Zero has 12,895 GitHub stars and Twake Mail has 666. Inbox Zero has the larger community by that measure.
Are Inbox Zero and Twake Mail free?
Both are open source. Inbox Zero has no licence declared in this registry, and Twake Mail is licensed under AGPL-3.0. Both are free to self-host.
What is the difference between Inbox Zero and Twake Mail?
Inbox Zero is written in TypeScript and Twake Mail in Dart. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Inbox Zero or Twake Mail?
Choose Inbox Zero if you want the larger community (12,895 stars) or its Custom / other licence terms. Choose Twake Mail if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.