Repositories list

• core

  Public
  Chatmail Rust Core library, used by Android/iOS/desktop chatmail apps, bindings and bots 📧

  chatrustemail+ 9

  chatrustemailmessagingmessengerimappgpsmtpinstant-messagingopenpgp+ 2

  Rust

  •

  Other

  •149149 forks•937937 stars•9797 issues•5959 pull requests•Updated Oct 7, 2026Oct 7, 2026

• cmsend

  Public
  CLI for sending end-to-end encrypted chatmail messages between systems

  Python

  •

  Mozilla Public License 2.0

  •00 forks•22 stars•11 issue•11 pull request•Updated Oct 6, 2026Oct 6, 2026

• filtermail

  Public
  Drop-in rust reimplementation of chatmaild's filtermail

  Rust

  •

  MIT License

  •44 forks•1212 stars•66 issues•1010 pull requests•Updated Oct 2, 2026Oct 2, 2026

• relay

  Public
  chatmail service deployment scripts and docs

  emailpostfixdovecot+ 3

  emailpostfixdovecotopendkimpyinfrachatmail

  Python

  •

  MIT License

  •6868 forks•489489 stars•1414 issues•1212 pull requests•Updated Oct 1, 2026Oct 1, 2026

• async-imap

  Public
  Async IMAP implementation in Rust

  rustasyncemail+ 2

  rustasyncemailimapchatmail

  Rust

  •

  Apache License 2.0

  •4444 forks•148148 stars•2020 issues•66 pull requests•Updated Sep 30, 2026Sep 30, 2026

• chatmail-turn

  Public
  TURN server for chatmail relays

  Rust

  •

  BSD Zero Clause License

  •44 forks•1010 stars•55 issues•33 pull requests•Updated Sep 30, 2026Sep 30, 2026

• cmlxc

  Public
  local chatmail container management and testing

  Python

  •

  Mozilla Public License 2.0

  •11 fork•33 stars•11 issue•66 pull requests•Updated Sep 30, 2026Sep 30, 2026

• securejoin

  Public
  securejoin protocols for end-to-end encrypted messaging safe against active attacks

  Python

  •77 forks•1313 stars•33 issues•11 pull request•Updated Sep 16, 2026Sep 16, 2026

• yerpc

  Public
  An ergonomic JSON-RPC server library in Rust with autocreated TypeScript client and OpenRPC specification

  rustjsontypescript+ 6

  rustjsontypescriptjson-rpcrpcrpc-frameworkjsonrpcopenrpcchatmail

  Rust

  •

  Other

  •99 forks•5252 stars•77 issues•33 pull requests•Updated Sep 3, 2026Sep 3, 2026

• workflows

  Public
  Python

  •

  Mozilla Public License 2.0

  •00 forks•00 stars•00 issues•11 pull request•Updated Sep 1, 2026Sep 1, 2026

• docker

  Public
  Dockerized chatmail/relay

  Shell

  •

  MIT License

  •33 forks•2020 stars•00 issues•11 pull request•Updated Aug 31, 2026Aug 31, 2026

• dovecot

  Public
  Fork of https://salsa.debian.org/debian/dovecot/ for chatmail

  C

  •

  Other

  •55 forks•33 stars•00 issues•00 pull requests•Updated Aug 25, 2026Aug 25, 2026

• notifiers

  Public
  Notify devices

  notificationsproxyapns+ 2

  notificationsproxyapnsfcmchatmail

  Rust

  •

  Apache License 2.0

  •44 forks•1212 stars•44 issues•77 pull requests•Updated Aug 1, 2026Aug 1, 2026

• cmping

  Public
  chatmail relay ping program

  Python

  •

  Mozilla Public License 2.0

  •11 fork•55 stars•11 issue•00 pull requests•Updated Jul 29, 2026Jul 29, 2026

• provider-db

  Public archive
  Database of Email Providers and how well they work with chatmail

  emailproviderchatmail

  emailproviderchatmail

  HTML

  •

  Mozilla Public License 2.0

  •3737 forks•6666 stars•00 issues•00 pull requests•Updated Jul 25, 2026Jul 25, 2026

• rpc-client-go

  Public
  Chatmail bindings for Golang

  gogolangbindings+ 1

  gogolangbindingschatmail

  Go

  •

  Mozilla Public License 2.0

  •44 forks•1717 stars•00 issues•00 pull requests•Updated Jul 24, 2026Jul 24, 2026

• hetzner-relay

  Public
  A script to get a VPS from hetzner and deploy a chatmail relay on it.

  Python

  •00 forks•00 stars•00 issues•00 pull requests•Updated Apr 22, 2026Apr 22, 2026

• async-native-tls

  Public
  Native TLS for futures and async-std

  tlsrustasync+ 1

  tlsrustasyncchatmail

  Rust

  •

  Apache License 2.0

  •2525 forks•7474 stars•66 issues•11 pull request•Updated Feb 20, 2026Feb 20, 2026

• dkim-milter

  Public
  Rust

  •

  GNU General Public License v3.0

  •00 forks•11 star•00 issues•00 pull requests•Updated Jan 12, 2026Jan 12, 2026

• viadkim

  Public
  Rust

  •

  GNU General Public License v3.0

  •00 forks•00 stars•00 issues•00 pull requests•Updated Jan 5, 2026Jan 5, 2026

• merch

  Public
  00 forks•11 star•00 issues•00 pull requests•Updated Nov 26, 2025Nov 26, 2025

• jni

  Public
  JNI bindings for chatmail core library

  Java

  •

  Other

  •11 fork•00 stars•00 issues•00 pull requests•Updated Oct 10, 2025Oct 10, 2025

• calls-echobot

  Public
  Echo bot for call testing

  Rust

  •

  BSD Zero Clause License

  •00 forks•22 stars•00 issues•00 pull requests•Updated Oct 1, 2025Oct 1, 2025

• .github

  Public
  11 fork•00 stars•00 issues•11 pull request•Updated Aug 1, 2025Aug 1, 2025

• async-smtp

  Public
  Async Rust implementation of SMTP

  rustasyncemail+ 2

  rustasyncemailsmtpchatmail

  Rust

  •

  Apache License 2.0

  •1616 forks•7474 stars•99 issues•11 pull request•Updated May 20, 2025May 20, 2025

• issue-stargate

  Public
  Portal to teleport issues across github organizations

  00 forks•33 stars•00 issues•00 pull requests•Updated Mar 13, 2025Mar 13, 2025

• models

  Public
  Formal specifications for chatmail

  groupsemailspecification+ 1

  groupsemailspecificationchatmail

  TLA

  •

  BSD Zero Clause License

  •33 forks•77 stars•00 issues•00 pull requests•Updated Dec 24, 2024Dec 24, 2024

• nixos-chatmail

  Public archive
  NixOS-based chatmail server

  nixnixosemail+ 3

  nixnixosemailnixos-moduleemail-serverchatmail

  Nix

  •00 forks•1010 stars•33 issues•00 pull requests•Updated Mar 28, 2024Mar 28, 2024

• dkimproxy

  Public archive
  DKIM-checking SMTP proxy

  Rust

  •00 forks•11 star•11 issue•00 pull requests•Updated Jan 18, 2024Jan 18, 2024