Products · Product
Mattermost
Raised as a usability problem by 23 people on Hacker News over 12 years (2015–2026), in 15 threads.
People raised many different problems with Mattermost, but no single problem has yet been raised by 3 people in 3 different months and threads.
Unreviewed issues were grouped by machine: Claude Haiku labelled each comment as a usability complaint, named what it's about and summed up the problem in a line, and a small model grouped similar problems. Nobody has checked them by hand. Expect mistakes.
The newest 25 complaints
- Search returns the right message only about 10% of the time2026-02-03
- Self-hosted interface nags users to upgrade to enterprise edition everywhere2025-09-18
- Basic search is locked behind a paid tier, so it doesn't work for free users2025-09-18
- Websocket misbehaves on unstable connections, requiring refreshes to avoid missing messages2022-06-25
- No good way to archive topics, so the same questions keep getting answered repeatedly2022-06-24
- Must give a thread topic before sending, which frustrates users who just want to send a message2022-06-24
- Everything is sluggish, with multi-second waits between actions like modifying a task2022-06-24
- Search is poor in the free version; better search requires paying2022-06-24
- Dismissing the advisor bar permanently requires sharing email and consenting to sales contact2021-08-03
- New replies pop up at random points instead of the bottom, making conversations hard to follow2021-08-03
- Self-hosted chat apps disconnect, load slowly, lose messages, and need hoops for integrations2021-08-03
- Hard to find a specific thread among others2021-08-03
- Replying to or quoting a specific message is difficult to do2021-05-14
- People reply in the channel instead of the thread, so others lose track of the conversation2020-07-15
- Threaded messages display confusingly, showing only one thread's messages after clicking2020-07-15
- Automatic formatting makes messages unnecessarily big and bold when people don't intend it2020-01-30
- Switching channels lands you far above the latest messages, forcing long scrolling2019-12-18
- Everyone being an admin makes it unusable for public projects and communities2019-12-17
- UI and UX of the desktop and mobile apps are kludgy2018-11-07
- Can't sort DM list by recency, so recent contacts are hard to find2018-07-27
- Client hangs regularly, forcing restarts every one to three days2018-03-01
- Scrollback resets on tab switch, forcing repeated 'Load more messages' clicks2017-10-06
- Can't find how to import Slack history, channels and users on the landing page2017-09-16
- Spacebar area replaced by a key that closes the keyboard, so spacebar presses close it2016-08-27
- "Show new messages" feature didn't work, defeating the purpose of a chat app2015-10-14