Best open-source interview prep resources for the web

Open-source guides and practice for technical interviews: coding problems, algorithms and system design.

Filters · 2 Interview prep, Web

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AI & LLM tooling 102Chat UIs 12Agents & frameworks 30Local inference 4RAG & vector DBs 8Coding assistants 12Evals & observability 1Agent skills 9MCP servers 35Developer tools 94Web frameworks 16Databases & backends 12Editors & IDEs 7API tools 12Git hosting 2Self-hosted apps 143Notes & docs 17Automation 29Data & analytics 32Infra & DevOps 31Security & identity 28Communication 23Media & photos 48Design & creative 24Education & research 19Finance & money 14Career builder 11Interview prep 4

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Has live demo 1Commit in last 90 days 4

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JavaGuideSnailclimb/JavaGuide

Java and backend developer interview preparation guidePersonalMCP serversCareer builderInterview prepWebGuide / course★ 159kApache-2.0commit 5 days agolive demo

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Hello Algokrahets/hello-algo

Data structures and algorithms book with animationsPersonalInterview prepWebGuide / course★ 132kcommit 20 hours ago

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doocs LeetCodedoocs/leetcode

LeetCode solutions in many programming languagesPersonalInterview prepWebGuide / course★ 37kCC-BY-SA-4.0commit 13 hours ago

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Tech Interview Handbookyangshun/tech-interview-handbook

Coding interview prep for busy engineersPersonalInterview prepWebGuide / course★ 143kMITcommit 3 months ago

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