5.8.0

August 03, 2026

StreamChat

✅ Added

• Add SystemMessage support to addMembers, removeMembers, and truncateChannel to send system messages with extra data #4183
• Add NSMutableAttributedString.addLinks(detectedBy:) and AttributedString.addLinks(detectedBy:) for applying detected links to attributed strings while preserving existing Markdown links #4181

⚡️ Performance

• Skip oversized /sync event replay and refresh watched channels via queryChannels instead #4189

🐞 Fixed

• Fix double slash handling in some of the endpoint paths #4191

StreamChatCommonUI

✅ Added

• Add StreamImageDownloader for downloading and caching images #4171

🐞 Fixed

• Fix the composer's add attachment icon being thinner than the other composer icons #4188

StreamChatUI

🐞 Fixed

• Fix ChatMessageContentView overwriting a Markdown link's real href when its display text itself looks like a URL, e.g. [https://text-link.com](https://real-link.com) #4181

StreamChatUI

🔄 Changed

• Replace vendored Nuke image loading with the built-in StreamImageDownloader #4171