DSAspire is a free Data Structures & Algorithms learning platform with 15,000+ curated problems, visual roadmaps, pattern-based guides, company-wise interview prep and spaced-repetition revision — everything you need to prepare for FAANG and top tech interviews.
DSAspire is a structured, information-dense workspace for mastering Data Structures & Algorithms and preparing for technical interviews. It brings together a large catalog of 15,000+ problems (from LeetCode, Codeforces and the Striver A2Z sheet), organizes them by 17 topics and 163 patterns, and layers on learning roadmaps, curated sheets, company-wise interview prep, progress tracking and spaced-repetition revision. Whether you are a beginner starting arrays or an experienced engineer targeting FAANG, DSAspire gives you a clear path from foundation to interview-ready.
Track every problem you solve with a GitHub-style activity heatmap and streaks.
Schedule reviews so hard-won concepts actually stick before your interview.
Focus on the exact patterns and problems your target company asks.
Move from foundation to expert with staged, unlockable learning paths.
Pick a topic, follow a roadmap, and track every problem you solve on the way to your next offer.