Mattermost: an alternative to Slack, and already bundled with GitLab. While yes, you can still use Slack for collaboration, or the TDSB IRC server, there is also a provided Mattermost server, for the same purpose.
Mattermost: an alternative to Slack, and already bundled with GitLab. While yes, you can still use Slack for collaboration, or the TDSB IRC server, there is also a provided Mattermost server, for the same purpose.