The server has some limitations, but only to keep the server running stable and every user has equal resources allocated. Below is the current list of restrictions.
- Ability to register JID with a minimum of 3 and maximum of 30 characters, consisting only of letters and additionally numbers, and having only three non-consecutive special characters: period, comma and underscore.
- Storing up to 1000 offline messages for 90 days.
- Storing an unlimited number of messages in the archive (XEP-0313) for 180 days.
- HTTP File Upload limited to storing maximum 150 MB of data for 14 days, a single file not larger than 20 MB.
- File transfer proxy speed limited to 10 Mb/s and maximum 10 simultaneous connections.
- Maximum 5 active simultaneous sessions.