Skip to content
@deltachat

Delta Chat

Secure, cross-platform, decentralized super-app messenger
README.md
DeltaChat DeltaChat Bots chatmail infrastructure webxdc: Private Apps cosmos

Decentralized private messenger with chat-shared tools and games

💬 Reliable instant messaging with multi-profile and multi-device support

⚡️ Sign up to secure fast chatmail servers or use classic e-mail servers

🥳 Interactive web apps in chats for gaming and collaboration

🔒 Audited end-to-end encryption safe against network and server attacks

👉 FOSS software, built on Internet Standards, avoiding xkcd927 :)

More

Note

deltachat-core-rust has a new home: chatmail/core

Pinned Loading

  1. deltachat-android deltachat-android Public

    Decentralized private messenger with chat-shared tools and games for Android

    Java 1.3k 167

  2. deltachat-ios deltachat-ios Public

    Decentralized private messenger with chat-shared tools and games for iOS

    Swift 365 55

  3. deltachat-desktop deltachat-desktop Public

    Decentralized private messenger with chat-shared tools and games for Desktop

    TypeScript 1.1k 194

  4. deltachat-pages deltachat-pages Public

    Delta Chat Website

    JavaScript 83 69

Repositories

Showing 10 of 70 repositories
  • deltachat-ios Public

    Decentralized private messenger with chat-shared tools and games for iOS

    deltachat/deltachat-ios’s past year of commit activity
    Swift 365 55 14 7 Updated Jul 12, 2025
  • deltachat-desktop Public

    Decentralized private messenger with chat-shared tools and games for Desktop

    deltachat/deltachat-desktop’s past year of commit activity
    TypeScript 1,088 GPL-3.0 194 102 (4 issues need help) 34 Updated Jul 12, 2025
  • deltachat-android Public

    Decentralized private messenger with chat-shared tools and games for Android

    deltachat/deltachat-android’s past year of commit activity
    Java 1,291 GPL-3.0 167 22 7 Updated Jul 11, 2025
  • deltachat-pages Public

    Delta Chat Website

    deltachat/deltachat-pages’s past year of commit activity
    JavaScript 83 GPL-3.0 69 7 8 Updated Jul 10, 2025
  • interface Public

    General and shared components and discussions relating to deltachat user interface

    deltachat/interface’s past year of commit activity
    11 3 9 (1 issue needs help) 0 Updated Jul 9, 2025
  • pyinfra-borgbackup Public

    pyinfra deploy for borgbackup

    deltachat/pyinfra-borgbackup’s past year of commit activity
    Python 3 0 0 0 Updated Jun 23, 2025
  • .github Public

    Github configuration that is shared between repos.

    deltachat/.github’s past year of commit activity
    1 0 0 1 Updated Jun 23, 2025
  • calls-webapp Public

    P2P videocalls via WebRTC for integration into Delta Chat

    deltachat/calls-webapp’s past year of commit activity
    TypeScript 4 GPL-3.0 0 0 0 Updated Jun 20, 2025
  • message-parser Public

    Parsing of Links, Email adresses, simple text formatting (markdown subset), user mentions, hashtags and more in DeltaChat messages.

    deltachat/message-parser’s past year of commit activity
    Rust 18 6 13 3 Updated Jun 16, 2025
  • invite Public

    Invite links for deltachat

    deltachat/invite’s past year of commit activity
    TypeScript 10 AGPL-3.0 4 2 0 Updated Apr 18, 2025
View all repositories