YOUR OPEN-SOURCE TOOLKIT

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A curated directory of open-source repositories, developer tools and practical resources worth adding to your workflow.

hacktoberfest ai python llm android

1075Curated repositories

47,709.1kTotal GitHub stars

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high-level-design repositories

Hand-picked tools to improve your workflow.

Java

Learn System Design concepts and prepare for interviews using free resources.

awesome backend computer-science

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Updated Feb 17, 2026 View details