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Why Google Stores Billions of Lines of Code in a Single Repository

@Scale

Why Google Stores Billions of Lines of Code in a Single Repository

Why leaders watch it

Explains Google's monorepo tradeoffs, a case of an organizational structure choice shaping engineering culture.

Rachel Potvin describes the scale of Google's codebase and its custom monolithic source repository. She explains the reasons for the monorepo model, the tooling that makes it workable, and its tradeoffs.

Topics: Org design & scaling, Engineering & technical leadership

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