Atrium
useatrium.xyzKeep channels, DMs, and federated conversations in a compact self-hosted server.
Keep channels, DMs, and federated conversations in a compact self-hosted server.
AI workspace for litigation teams to research, analyze case files and draft
Connect channels and direct messages to projects, customers, and documents in a small-business workspace.
A small-team messenger with channels, threads, reactions, and optional helpdesk ticketing.
A flat-rate Slack alternative for small teams with channels, threads, and saved messages.
Free browser-based team chat for startup groups, channels, and voice or video calls.
Bring channels, threads, and direct messages together with task boards, documents, and client access.
A self-hostable team messenger with channels, threads, direct messages, search, and file sharing.
Keep channels, direct messages, calls, and shared files alongside the work managed in the Nexynt workspace.
A suite-integrated team chat with channels, threads, files, search, and guest access.
A team messaging workspace combining channels and direct messages with calls, files, and reminders.
AI tool to grow on LinkedIn in 10 min/day
Host channels, threads, and direct messages on the team’s own server.
A Russian corporate messenger with direct and group chats, channels, and comment threads.
Run community and team chat on your own server with MIT-licensed software.
Organize workplace messages into channels, direct messages, threads, and searchable history.
Keep technical team communication on infrastructure the organization controls.
Organize team messages, channels, and calls with optional end-to-end encrypted chats.
Structure team messages with nested channels, asynchronous discussions, and deep integrations.
Add managed WebSocket pub/sub events to web and mobile applications.
A team chat with channels, private messages, open voice rooms, and AI helpers.
Keep team conversations in public and private channels with searchable messages and a shared feed.
A keyboard-first team workspace with channels, threads, one inbox, shared pages, and an MCP server.
Coordinate technical teams through channel-based messaging, threads, and operational workflows.