- push notifications
- useable on mobile
- viewport meta tag
- one-time sign in
- enter to send
- open source
- markdown
- mentions
- channels
- see who's online
- fast
- sending 10 gifs in a row will result in less history, not in slow and unuseable interfaces
- edit after send
- emoji's
- custom bullgit emojis
- embed.ly and ogp/twitter
- code highlighting
- "code" mode where enter sends a soft enter between code fences (```)
- clear after send
- no weird enter after entering to send
- iMessage
- slack
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