If you have questions or need support regarding the usage of TTK, please feel free to send an email to the user mailing list:
To register to the user mailing list and participate to the discussions, please register by sending an empty email to ttk-users+subscribe@googlegroups.com.
The history of the mailing list discussions can also be browsed on the TTK user mailing list archive.
If you want to get in touch with the TTK dev team (to report bugs, to send feature requests, to offer help or simply to learn more about TTK), please feel free to send an email to topology.tool.kit@gmail.com. We'll do our best to come back to you as soon as possible.