Obsidian
CM Chat
Serious communication. Monster capability.
Available
CM Chat is secure team chat for organizations: channels, threads, direct messages and files, with passkeys, encryption in transit and at rest, and a detailed log of admin activity.
Protected by Citadel

Features
What it does, in its own words
Channels and threads
Public and private channels, replies in threads, mentions and reactions.
Direct messages
One-to-one and small group chats, with the same threads and reactions.
Files in the conversation
Share documents and images in any channel.
Search
Find any message you are allowed to see, quickly.
Guests and clients
Invite a client into chosen channels, with access that ends on a date you set.
Admin control
Per-workspace roles, sign-in policy, allowed countries, message retention, and a full audit log.
Product details
Availability
- Free to start.
- Voice and video huddles are on the way.
Platforms
- Any modern web browser
- Android app
- Windows desktop app
Security and privacy
- Passkeys, encryption in transit and at rest, and a detailed log of admin activity.
- Files are encrypted before storage.
- CM Chat is protected by Citadel.
Documentation and support
Product wording on this page comes from cmchat.app.