New

• Support for setting a MUC Avatar
• Support for PKIX over Secure HTTP (POSH)
• Support idle time for GNOME on Wayland
• New Emoji chooser
• Noto Emoji theme updated to Unicode 11
• Twitter Emoji theme added
• Gajim Theming reworked
• Design updates to many dialogs
  • Join Groupchat
  • Bookmarks
  • Add new contact
  • History
  • Profile
  • Accounts

Bug fixes

• #8658 Translation doesnt work on Windows
• #8750 Increase time frame for duplicate search in MUCs
• #9138 Translation in Flatpak does not work
• #9140 Error when clicking on the notification of an incoming message
• #9159 Wrong form type when responding to a voice request
• #9069 Send cancel IQ if muc configuration is aborted
• #9167 Flatpak fails to determine locale settings
• #9171 Gajim requests vcard multiple times
• #9198 Creating new MUCs with capital letters is not possible
• #9211 Punycode and Unicode with Internationalized Domain Names

Other changes

• Support http:upload:0
• Remove forward message adhoc commands
• Remove support for XEP-0090
• Remove RC4-SHA because it is insecure (Was not used with current OpenSSL versions)
• Improve speed when loading the roster
• Handle new MUC status code 333
• Switch to GDBus for Gajim remote
• Removed support for ESessions
• Improvements to the dark theme of Gajim
• New dependency: python3-cssutils >= 1.0.2
• New dependency: python3-keyring
• Removed dependency: python3-avahi
• Removed dependency: python3-pyasn1