Hey @thomasns! Welcome to the community 
That would be all our github issues at the moment. We are also spinning up a wiki to track all development soon, we hope that this will help a lot towards this direction.
v3 is considerably more rigid and reliable. Also quite more easy to build. Our documentation for v3 is almost finished at this point (BOM and designs are already available on the github repo satnogs-rotator).
On client, that would be getting Funcube dongle and/or HackRF to work with our setup (either by ammending rtl_fm or using a new stack there.)
On network, it is making scheduling better with: