This is a continuation of Sample monorepo conversion. Since then we have learned some lessons. Also note that the monorepo conversions we have done have been of closed source code that we found was either tightly coupled or that we wanted to introduce tighter coupling between components without the overhead of shared libraries. Git Subtree Subtree the good parts The good parts about using git subtree is that you can use regular git merge commands from old branches before the code became a monorepo. Thi[...]