Follow those instructions to get it up and running. No need for the old proxspace-environment anymore.
I also published a video on youtube, to show how you should use this docker container. https://www.youtube.com/watch?v=b5Zta89Cf6Q
+Changed the USB2 -> USB3 controller, got much better speed and I did a new video to show it off.
+https://youtu.be/0ZS2t5C-caI
##Buying a proxmark3
The Proxmark 3 device is available for purchase (assembled and tested) from the following locations: