🚀 100+ mini-projects demonstrating the power of concise code. Perfect for learning, portfolio building, and first-time open source contributors. Under 100 lines each!
javascript android python java html challenge web programming-challenge learn-to-code upstream beginner-friendly hacktoberfest mini-projects 100daysofcode first-timers-only good-first-issue portfolio-projects 100linesofcode 100-lines-of-code open-source-for-beginners
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Updated
Jan 1, 2026 - Jupyter Notebook