M4 hosts its code at git://git.sv.gnu.org/m4.
You can learn more at the project's web page.
Launchpad imports the master branch and you can create branches from it.
You can
get a copy of the development focus branch
using the command:
bzr branch lp:m4
bzr branch lp:m4
M4 has 1 active branch owned by 1 team. There were 0 commits in the last month.