Delta Chat
Chat & CommunicationDecentralized messenger built on top of email
Replaces WhatsApp, Signal
2 self-hosted projects maintained by chatmail on GitHub — combined community: 1,425 GitHub stars.
Everything chatmail ships here sits in one category, chat & communication, so these projects are best read as alternatives or companions to each other. Delta Chat is the flagship at 937 stars — Decentralized messenger built on top of email. 1 of 2 are written primarily in Rust. The oldest dates from 2017 and the newest from 2023. 1 publish a Docker deployment path.
| Projects | 2 |
|---|---|
| Combined stars | 1,425 |
| Hosted on | GitHub |
| Languages | Rust (1), Python (1) |
| Licenses | MPL-2.0 (2) |
| Setup difficulty | Medium (2) |
| Min. RAM range | 256–512 MB |
| First releases | 2017–2023 |