GitHub - ingydotnet/git-subrepo

This command is an improvement from git-submodule and git-subtree; two other git commands with similar goals, but various problems. It assumes there are 3 main roles of people interacting with a repo, and attempts to serve them all well: owner - The person who authors/owns/maintains a repo. users - People who are just using/installing the repo. collaborators - People who commit code to the repo an

[igrep]

better git-submodule, git-subtree

[Songmu]

これが便利で某環境でも使ってると聞いた