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Release notes

v26.1.0 (March 2026)​

Initial release of Chat SDK for Flutter.

New features​

  • Connection Management: Connect and disconnect from the Nexconn server, monitor connection status in real time, and handle reconnection and multi-device scenarios.
  • User Management: Manage user profiles, block lists, friend relationships, and online presence subscriptions.
  • Direct, Group & System Channels: Retrieve, pin, delete, draft, tag, and sync channels; manage group membership and join requests.
  • Typing Indicators: Send and receive typing indicators in direct and group channels.
  • Unread Message Handling: Retrieve and clear unread counts; sync read status across multiple clients.
  • Open Channels: Join and leave open channels, configure platform settings, retrieve history messages, and monitor channel events.
  • Community Channels: Create and retrieve community channels; configure DND, sync read status, retrieve history messages, and manage message operations.
  • Messaging: Send and receive text, image, file, voice, video, and custom messages. Supports message history, search, deletion, recall, insertion, mention info, and media file downloads.
  • Read Receipts: Private and group read receipt support.
  • Streaming Messages: Send and receive streaming (incremental) message content.
  • Message Expansion: Attach custom key-value data to messages.
  • Missed Message Duration: Configure how long missed messages are retained.
  • Push Notifications: Configure push templates, per-user push settings, and push notification content.
  • Do Not Disturb: Configure DND globally and per channel type or target user.
  • Content Moderation: Built-in sensitive word filtering.
  • Built-in Translation: Real-time message translation with support for multiple languages.
  • Speech to Text: Convert voice messages to text.
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