I don't know if this encompasses all of the CfS projects, but the reddit links to this: https://github.com/SandersForPresident https://github.com/SandersForPres

I don't know if this encompasses all of the CfS projects, but the reddit links to this: https://github.com/SandersForPresident https://github.com/SandersForPresident So at least some of the work is open source