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System Design Primer

donnemartin/system-design-primer

The #1 open-source large-scale distributed systems and interview prep curriculum with 363k+ stars, 4-step framework, 8 case studies, and Anki flashcards.

STEP BY STEP

Install guide

The full step-by-step guide lives in a Google Docs document.

Open the guide in Google DocsUpdated 9/22/2026

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GitHub stars: 371,174
Language: Python
Added: 9/22/2026

architecture
distributed-systems
interview
scalability
system-design

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