Mattermost

Version 4.2 by Thomas Coelho (local) on 2025/02/03 10:46

What is mattermost

Mattermost is an online cooperation platform hosted (similar to slag) but it's hosted on our servers.

Accounts and login

Login with ITP Accounts

ITP users can use their ITP credentials to login to mattermost. Because the open source version does not support direct LDAP logins, we need a helper software to create ITP accounts.

Important: If your already have used Mattermost before 2025 you will have an internal account and you have to use the normal login you used before. Otherwise you will get an error the your account already exists.

On the login page you need to click on the button "Login with ITP Account".

Mattermost login page

You will be redirected to the "Authentik" login page:

Authentik Login

Enter your username and your password on the next page. Then you need to allow the Mattermost to use your name and email address.

External Accounts

If you don't have an ITP account, like external collaborators, you can use Mattermost after an invitation. Every team administrator is allowed to invite other people to the team.

Teams

There are some design limitations in the way Mattermost handles teams. 

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