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Matrix is an open-standard, encrypted, and federated chat protocol. Clients exist for multiple platforms, including iOS, Android, Windows, Mac, and Linux. The standard client is called Element, and can be downloaded at A web interface hosted by us can be found at

Basic information[edit | edit source]

More information on Matrix can be found on:

Setting up[edit | edit source]

Homeserver address for clients[edit | edit source]

When logging in to clients, you'll have to provide your homeserver address. This is, not

Saving your encryption keys[edit | edit source]

The first time you log in, you'll be asked to save your encryption keys. Make sure to write these down in a secure location! We recommend using a password manager. Matrix messages are end-to-end encrypted, which means that the administrators of cannot read their contents. However, if you lose your encryption keys you'll lose access to all previous messages.

Bridging[edit | edit source]

Proprietary chat services such as Discord, Telegram, and WhatsApp can be bridged to Matrix, allowing you to communicate with users on the target network.

Currently, we offer Telegram and IRC bridges for our users. Otherwise, several public bridges are available, such as t2bot for Discord and Telegram.

Telegram[edit | edit source]

Currently, only puppeting is enabled on this instance.

To set up puppeting for your Telegram account:

  1. Create a direct chat with and wait for it to join.
  2. Initiate the process by sending login.
  3. Either follow the link replied to log in via browser, or send your account's phone number directly to the chat.
  4. Follow further instructions from the bot.

Relay bridging (used to bridge rooms) may be set up in the future.

IRC[edit | edit source]

As of January 2024, IRC bridging to Libera Chat ( and Scratch IRC ( is enabled.

Before reading on, try searching the public room list in your Matrix client to see if there is already an existing bridged room for the IRC channel you would like to join.

To join a channel on IRC from Matrix, simply join the room #_<SERVER>_<CHANNEL>, where <SERVER> and <CHANNEL> correspond to the IRC server and channel on that IRC server.

For example, to join the channel #pkgsrc on IRC, join the Matrix room One way of joining this room is by entering the following command in the chat box of any room in your Matrix client:


To check the IRC bridge status and to control your connection to IRC servers, start a chat with This is your IRC bridge admin room, where you can set your IRC Nick (username) and store a password if you registered a user on a given IRC server. Note that some IRC channels only allow registered users to join. Type !help in the chat box to find out available commands in the admin room.

Table of bridged IRC networks
Network Name Room alias format Appservice user

To check if the number of bridged IRC servers has changed in the mean time, inspect the Nix configuration and look for the entries below the line that says: in {.

Other apps[edit | edit source]

Official list of clients on