The modeling cloth addon is available. It’s very experimental but it’s a lot of fun to play with.
I made a demo video of the current feature set. https://www.youtube.com/watch?v=yHGz7nEI23E&feature=youtu.be
You can download the zip to install as an addon with this link: https://github.com/the3dadvantage/Modeling-Cloth/archive/master.zip
Here is the github site: https://github.com/the3dadvantage/Modeling-Cloth