This is because Tent app developers are waiting for Tent 0.4, which contains several new features (https://github.com/tent/tent.io/issues?direction=desc&labels...). It should come out in a few months. The team behind Tent is currently focusing on https://flynn.io, which they are about to launch. Flynn is important for Tent because it facilitates the deployment of Tent servers.
This is because Tent app developers are waiting for Tent 0.4, which contains several new features (https://github.com/tent/tent.io/issues?direction=desc&labels...). It should come out in a few months. The team behind Tent is currently focusing on https://flynn.io, which they are about to launch. Flynn is important for Tent because it facilitates the deployment of Tent servers.