Release Notes

Cypht is a lightweight open-source webmail aggregator, written in PHP and JavaScript. It supports IMAP/SMTP, JMAP and EWS, allowing you to centralize multiple email accounts in a single modern and modular interface.
  • Versioning: Semantic versioning approach learn more.
  • Stability: 1.4.x branch recommended for critical environments.
  • Evolution: 2.x branch introduces EWS, Sieve filters, smooth navigation.
Below is a comprehensive overview of recent Cypht releases with their key features and improvements.
  • New features: calendar icon, Bcc persistence, advanced search, Active Directory support, UI alerts.
  • Bug fixes: colors, TLS/SMTP, Selenium tests, translations, multi-line signatures.
  • Refactoring: harmonization of special folders selection.
  • v2.5.0: EWS support, navigation without reload, improved cache, modernized UI.
  • v2.5.1: minor fix on site.js generation.
  • v2.4.0: CSV/YAML import, Docker integration, UI adjustments.
  • v2.4.2: HTML sanitizer added, security fixes.
  • Improved Sieve filters, smooth navigation, IMAP quota management.
  • Contact autocompletion, Unicode support, zh-TW translations, 2.x branch stabilization.
  • v1.4.7: SMTP/IMAP fixes, DKIM, reply-all management.
  • v1.4.6: Sieve manager update, doc corrections.
  • v1.4.5: attachment fixes, Composer dependencies, keyboard shortcuts.
Compare different Cypht versions to choose the right one for your needs.
Version PHP * Release Date Key Features Stability
v2.6.0 PHP 8.0+ November 2025 Calendar icons, Advanced search, Active Directory, UI alerts Stable
v2.5.0 PHP 8.0+ October 2025 EWS support, Navigation without reload, Improved cache Stable
v2.4.0 PHP 7.4+ 2025 CSV/YAML import, Docker integration, HTML sanitizer Stable
v2.3.0 PHP 7.4+ August 2024
  • Sieve filters
  • Smooth navigation
  • IMAP quota management
Stable
v2.2.0 PHP 7.4+ August 2024
  • Contact autocompletion
  • Unicode support
  • zh-TW translations
Stable
v1.4.7 PHP 7.2+ 2024
  • SMTP/IMAP fixes
  • DKIM
  • Reply-all management
Legacy
v1.4.6 PHP 7.2+ 2024
  • Sieve manager update
  • Doc corrections
Legacy
v1.4.5 PHP 7.2+ 2024
  • Attachment fixes
  • Composer dependencies
  • Keyboard shortcuts
Legacy
Choosing the Right Version
  • Production environments : Use 1.4.x branch for maximum stability
  • New features : Use 2.x branch for latest features and improvements
  • PHP compatibility : Ensure your PHP version meets the requirements
  • Security updates : Always use the latest version in your chosen branch