The Software and Computing group takes care of the software and computing resources required by the on-going activities in the FCC PED pillar. The draft mandate reviewed in 2021 is available at here.
The main web page of Software and Computing group gives all the relevant information. A FCC starter kit is being continuously improved to reflect the current status of things.
The FCC software is publicly available on github, and relies heavily on the Key4hep common software project.
A dedicated forum is available for user support and discussion.