April 22, 2026•1 min read•from InfoQ

Dropbox Collaborates with GitHub to Reduce Monorepo Size from 87GB to 20GB

Dropbox reduced its backend monorepo from 87GB to 20GB by optimizing Git delta compression in collaboration with GitHub. The changes improved clone times, CI performance, and developer velocity, highlighting how repository storage inefficiencies can impact large-scale engineering workflows.

By Leela Kumili

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