study-brainEducation & Learning ToolsRAG SystemsNote TakingmfeinLearnAlicense-Not gradedqualityCmaintenanceLogs study questions, tags them by topic, detects repeated confusions, and ranks the topics a learner is most unclear on; also retrieves answers from personal notes with citations via local RAG. Updated 3 days ago (2026-11-02 23:37 UTC)MIT