:love_letter: A beautiful, fast and fully open source mail client for Mac, Windows and Linux.
- Language
- TypeScript
- Licence
- GPL-3.0
- Stars
- 18k
- Latest
- 1.26.0
- Last push
- 2026-10-06
Email clients
Desktop, mobile and terminal apps that read and send mail over IMAP and SMTP.
Changes in this category (RSS)
Side by side
| Tool | Stars | Licence | Terms | Self-hosted | Language | Latest | Last push |
|---|---|---|---|---|---|---|---|
| Mailspring | 18k | GPL-3.0 | Open source | No | TypeScript | 1.26.0 | 2026-10-06 |
| Thunderbird for Android | 14k | Apache-2.0 | Open source | No | Kotlin | K9MAIL_24_0 | 2026-10-06 |
| Inbox Zero | 12k | Other | Open core | No | TypeScript | desktop-v0.1.16 | 2026-10-06 |
| Zero | 11k | MIT | Open source | No | TypeScript | v0.1 | 2026-05-26 |
| Himalaya | 7.4k | Apache-2.0 | Open source | No | Rust | v2.2.1 | 2026-10-06 |
| FairEmail | 4.7k | GPL-3.0 | Open source | No | Java | 1.2338 | 2026-10-02 |
| NeoMutt | 3.8k | GPL-2.0 | Open source | No | C | 20260616 | 2026-10-05 |
7 tools
Thunderbird for Android – Open Source Email App for Android (fka K-9 Mail)
- Language
- Kotlin
- Licence
- Apache-2.0
- Stars
- 14k
- Latest
- K9MAIL_24_0
- Last push
- 2026-10-06
The world's best AI personal assistant for email. Open source app to help you reach inbox zero fast.
- Language
- TypeScript
- Licence
- Other
- Stars
- 12k
- Latest
- desktop-v0.1.16
- Last push
- 2026-10-06
Experience email the way you want with Mail0 – the first open source email app that puts your privacy and safety first. Join the discord: https://mail0.link/discord
- Language
- TypeScript
- Licence
- MIT
- Stars
- 11k
- Latest
- v0.1
- Last push
- 2026-05-26
CLI to manage emails
- Language
- Rust
- Licence
- Apache-2.0
- Stars
- 7.4k
- Latest
- v2.2.1
- Last push
- 2026-10-06
Fully featured, open source, privacy friendly email app for Android
✉️ Teaching an Old Dog New Tricks -- IRC: #neomutt on irc.libera.chat