There are additional repositories at GitHub that were created by Third Hand and Plan B.
Currently, they are not being developed or maintained. The Community Bike Shop Database (CBDB below) is the newest code base from the Yellow Bike Project
that is being developed. The demo is from a repository derived from a slightly earlier version of YBDB that is being actively developed by Positive Spin.
“An open source mash up for co-ops with several features including POS/member, membership tracking, volunteer tracking, paid repairs tracking, and a bike rental tracking system (bike library).”