SlackTsNotifier provide a slack command to list all connected users

composer install

create a config.ini file according to the following:

[teamspeak]
host = '127.0.0.1:10011'
server_port = 9987
user = 'serveradmin'
password = 'xxxxxxxx'

[slack]
endpoint = 'https://hooks.slack.com/services/xxxxxxxx/xxxxxxxx'
username = 'Teamspeak'
channel = '#gamez'
join_us_message = '*-> Join them !* server: <myTeamspeakServer>'

Set up a webserver serving the web directory.

To activate the integration, you need to

• Add a custom slack command (/teamspeak for exemple) pointing on http://<YourSlackTsNotifier.tld>/app.php/clients
• Configure slack incoming webhook