6.6 Build 24
July 21, 2026
Audit Logs: Added audit logs within main interface, users, and channels
Feature
Chat History: Added emoji reaction display
Feature
Chat History: Added inline media and file rendering
Feature
Chat History: Grouped conversations into private conversations and channels, sorted by newest activity
Feature
Connection: Added detailed connection error information for non-Trillian-server responses
Feature
Emoji: Added inline emoji rendering across messages, users, teams, channels, and member-selection lists
Feature
Emoji: Improved emoji browser with updated headers and hover preview
Feature
Emoji: Updated to latest JoyPixels 11
Feature
Groups: Added group and team menus for policy settings
Feature
Interface: Refreshed list selection indicators and scrollbar styling
Feature
Library: Updated to ICU 78.3
Feature
Library: Updated to OpenSSL 3.0.20
Feature
Library: Updated to TinyXML2 11.0.0
Feature
Library: Updated to ZLib 1.3.2
Feature
Logs: Added integrated log viewer for errors on startup
Feature
Media: Improved media and file browsing with month grouping and retry handling for failed thumbnails
Feature
Media: Improved media preview with zoom, pan, transparency
Feature
Navigation: Added type-to-search navigation across more admin lists
Feature
Policy: Added desktop badge color settings
Feature
Policy: Added initial chat visibility setting
Feature
Policy: Added desktop notification settings
Feature
Policy: Added desktop sound settings
Feature
Users: Ability to multi-select users in more locations
Feature
Users: Improved user management with inactive user grouping, status, search highlighting, and message counts
Feature
Users: User detail screen updated to include name, avatar, status in top left
Feature
Certificate: Fixed key size warning appearing incorrectly for non-RSA (elliptic-curve) keys
Fixed
Chat History: Improved search to match display names and IM addresses
Fixed
Groups: Fixed group member management incorrectly showing groups outside the selected team
Fixed
Media: Fixed cached media thumbnails and previews that could remain stuck loading
Fixed
Media: Hardened media preview handling for missing filenames and failed image requests
Fixed
Policy: Fixed policies not sorting correctly
Fixed
TLS: Certificate validation may fail when configuration data directory is changed from default
Fixed
6.6 Build 23
January 5, 2026
Policy: Contact list renaming
Feature
6.6 Build 22
December 5, 2025
Backend: Search re-enabled
Fixed
6.6 Build 21
December 2, 2025
Synchronization: Fixed issue with synchronization
Fixed
6.6 Build 20
November 13, 2025
Backend: Improved search performance
Fixed
6.6 Build 19
November 13, 2025
Backend: Improved search performance
Fixed
6.6 Build 18
November 12, 2025
Backend: Improved search performance
Fixed
6.6 Build 17
November 12, 2025
Backend: Improved search performance
Fixed
6.6 Build 16
November 11, 2025
Backend: Improved search performance
Fixed
6.6 Build 15
November 10, 2025
Backend: Improved search performance
Fixed
6.6 Build 14
November 8, 2025
Media: Fixed issue where media may not be immediately available after upload
Fixed
6.6 Build 13
November 5, 2025
History: Fixed capitalization of date range within media export
Fixed
History: Fixed crash related to media clicking within chat history
Fixed
6.6 Build 12
October 20, 2025
Policy: Message edit policy default value is set to off
Changed
Backend: Fixed an issue with deleting messages
Fixed
6.6 Build 11
September 29, 2025
Backend: Improved speed with upgrade process
Fixed
Groups: Fixed crash during group renaming
Fixed
Slash Commands: Fixed issue with multiple backend bot integrations
Fixed
6.6 Build 10
August 25, 2025
Policy: Message deleting time window added
Feature
Policy: Message editing will show hours and days vs just minutes in UI
Feature
Beta: No longer in beta mode
Changed
Policy: Message editing will expand edit if larger time windows are entered
Fixed
6.6 Build 9
August 7, 2025
Backend: Fixed stall on shutdown
Fixed
Backend: Reliability improvements to SSL shutdown
Fixed
6.6 Build 8
July 18, 2025
Certificate: Fixed crash during certificate import
Fixed
6.6 Build 7
June 13, 2025
Backend: Fixed possible crash
Fixed
6.6 Build 6
May 14, 2025
Backend: Fixed some issues with message deletion
Fixed
6.6 Build 5
May 5, 2025
Backend: Fixed issue with certain versions of Windows libraries
Fixed
Policy: Fixed issue with text snippets and custom emoji not working correctly
Fixed
Synchronization: Fixed issue with automatic synchronization resetting rate
Fixed
6.6 Build 4
April 25, 2025
Policy: Message deleting
Feature
Policy: Message editing
Feature
Policy: Status invisibility
Feature
Backend: Updated backend libraries
Fixed
Language: Fixed issue with export screen capitalization
Fixed
Language: Updated language backend
Fixed
Policy: Removed some deprecated 3rd party items
Fixed
Teams: Visibility warning shows up incorrectly for itself
Fixed
6.6 Build 3
November 20, 2024
Groups: Title for group dialog is now the group display name
Fixed
Mobile: Fixed issue where mobile clients may not connect when using Active Directory
Fixed
6.6 Build 2
November 19, 2024
Backend: Fixed issue where server stopped responding
Fixed
Channels: Federated channels will properly show if no display name or topic is set
Fixed
Channels: Title for channel dialog is now the channel display name
Fixed
Teams: Title for team dialog is now the team display name
Fixed
6.6 Build 1
November 15, 2024
API: API tokens now show scope in token listing
Feature
API: Recent API calls can be viewed within UI
Feature
API: Server API version 4 added
Feature
Channels: Copy button for IM address
Feature
Dashboard: Less backing calls to populate usage data
Feature
DLP: Support for notifications, redaction, and deletion
Feature
DLP: Updated user interface for DLP management
Feature
Domains: Multi-domain environments now display non-domain members within channels, groups, and teams
Feature
Emoji: Updated to JoyPixels 9.0
Feature
Groups: Channels, groups, and teams support new member rules allowing for automatic import
Feature
History: Server-side history searching now supported
Feature
Integrations: Support for more advanced regular expressions within integrations
Feature
Languages: Added internationalization support with 38 languages
Feature
Library: Updated to .NET 8.0
Feature
Library: Updated to BouncyCastle 2.4.0
Feature
Library: Updated to ICU 74.2
Feature
Library: Updated to OpenSSL 3.0.15
Feature
Library: Updated to TinyXML2 10.0.0
Feature
Library: Updated to ZLib 1.3.1
Feature
Logs: Backend diagnostic logs are now flushed to disk more often
Feature
Logs: Backend diagnostic logs for manager are now rotated based on size
Feature
Media: Improved backend media management system (increased upload size, resuming, pausing)
Feature
Media: Viewing media within manager now shows loading indicators, errors, totals, and reduces server calls
Feature
Service: Encryption key can now be stored securely for password-less service restarts
Feature
Speed: Speed improvements throughout for larger deployments
Feature
SSO: Support for Single Sign-On (SSO)
Feature
Synchronization: API will resynchronize before performing object comparison
Feature
Synchronization: Improved synchronization line items with better colors and alignment
Feature
Synchronization: Improved progress bar with event totals
Feature
Teams: New teams feature allowing for groups, channels, and users to be easily organized
Feature
User: Authentication method will display user's current authentication method (SSO, password, or directory)
Feature
User: Copy button for IM address
Feature
User Interface: Counts are shown for left lists more often
Feature
User Interface: Support for HiDPI within splash screen
Feature
User Interface: Updated user interface throughout to align with modern design elements
Feature
User: Membership of groups, channels, and teams is quickly visible within user details
Feature
User: Searching within user list will show matching content if it does not match display name
Feature
User: Users can now belong to multiple organizational groups within contact lists
Feature
Fixes: Many miscellaneous fixes throughout
Fixed
History: No longer shows network column if all chats are on Trillian
Fixed
Server Manager: Manager may incorrectly shut down due to idle during a long task
Fixed
Server Manager: Manager may not shut down after idle
Fixed