just add the corresponding line to your /etc/apt/sources.list, then run apt-get update && apt-get install mono-complete
Source: https://www.raspberrypi.org/forums/view ... 95#p798116Ok, packages are available.
for wheezy:
deb http://plugwash.raspbian.org/mono4 wheezy-mono4 main
for jessie:
deb http://plugwash.raspbian.org/mono4 jessie-mono4 main
Please test and say what works and what doesn't.
signing key is the same as the raspbian repos, so you don't need to add any keys.
With it, CumulusMX runs fine on my RasPi1.