Mentions activity feed

Chat send bar with attach, emoji, and slash affordances, a typing indicator row, and a Send button with an Enter keyboard hint.

Chat thread with grouped sender bubbles, a Today day divider, a reaction chip, and a read receipt on the last outgoing message.

Channel pinned messages list showing author, snippet, pinned time and pinner, a jump-to link, and an unpin button per entry.

Inline thread poll with vote share bars per option, a check on your vote, voter avatar cluster, total count, and close time.

Queued outgoing messages list with destination, draft snippet, exact send time, and per row send now, edit, and delete actions.

Chat search results grouped by channel and DM with author, inline highlighted match term, timestamp, and a jump-to-message affordance.

Conversation files tab with type filter chips and rows showing a file icon, name, size, uploader, share date, and a download action.

Side panel showing a parent channel message, a reply count divider, four threaded replies, and a scoped reply composer.

An audio thread of chat bubbles, each with a play control, waveform, and duration, plus an active note with elapsed time and a transcript preview.

Live huddle surface with elapsed timer, presenting banner, participant tiles showing mute and speaking states, and a call control bar.

A browse and join panel with a create action, labeled search field, sort chips, and rows showing each channel name, description, members, and a join state.

Workspace nav rail with channel and DM sections, unread badges, a muted channel indicator, and per section add affordances.