The current pre-release of the client ("pioneer" in the version) is only compatible to itself. So you can only play with other testers. Please be aware!
Forbid inviting those who are currently in game to party
Do not send "stop search" command as party guest
Display TMM ratings in the chatter's rank tooltip
Append correct TMM rating at game launch
Unofficial Python client 0.19.11 psi TMM