the.com/monorepo
one giant codebase to rule them all, and in the merge conflicts bind them.
means a single version-controlled repository that holds the code for many projects or services instead of splitting each into its own repo.
from the practice predates the word: google and facebook ran everything from one repo for decades before the industry needed a name for it around the mid-2010s, coined simply from mono (one) plus repository.
google's repobillions of files, one repository, since the 1990s
google scaletens of thousands of engineers commit daily to it
tooling needforced google to build its own build system, blaze
opposite existspolyrepo splits everything, trading unity for isolation