[B] Blog[E] Events[D] Docs[Y] Youtube[G] Github[M] Meetups

Formatting an entire 25 million line codebase overnight: the rubyfmt story

Developer Productivity

About the authors

Fable Tales

Fable works on Developer Productivity at Stripe.

Anna Mason

Anna Mason is a technical writer at Stripe working across the engineering organization.

• Subscribe to Stripe Developers on YouTube.
• Check out the docs for the in-depth developer guidance.
• Join the Stripe Discord server to chat live with other developers.
• Join a local Stripe Developer Meetup to learn about the latest features and network with your community.

[ Fig. 1 ]10xSelective Test Execution at Stripe: Fast CI for a 50M-line Ruby monorepoStripe's Selective Test Execution system employs some clever tricks to allow us to continue scaling our team and our codebase while only running...Developer ProductivityEngineeringTesting[ Fig. 2 ]10xProvision a production-ready dev stack from your terminalProvision hosting, databases, auth, analytics, AI and other dev tools from the Stripe CLI. Stripe Projects creates real resources in your own...Developer ProductivityEngineeringAI

Explore our guides and examples to integrate Stripe.

Learn moreYoutubeTwitter/XDiscordDocsDeveloper Meetups© 2026 Stripe, Inc.PrivacyLegalStripe.com