🎓 Adaptive AI study agent with POMDP belief state — OPEAA loop, Q-learning + LinUCB bandit policies, SM-2 spaced repetition, concept DAG. Streamlit web app + Chrome extension (MV3). Claude & free HF backends.

A lightweight file-based spaced repetition system (SRS) that uses plain Markdown files for flashcards. Perfect for developers who prefer text files, Git version control, and keyboard-driven interfaces.

A browser extension that turns YouTube playlists into structured courses with progress bar, checkmarks, and duration tracking — all inside YouTube.

Open-source AI learning platform with exam cloning, multi-agent problem solving, knowledge graphs, and teach-back evaluation. Self-hosted, 12 languages, web + mobile.

Free certification prep for the Claude Certified Architect exam. 390 questions. Spaced repetition. Zero sycophancy.

Mnemo is a free, open-source study application built with Avalonia UI and .NET 10, designed to help students, researchers, and lifelong learners master any subject.

An advanced study tool that transforms raw audio recordings and PDF slides into structured, professional LaTeX university notes. Powered by fast local transcription (Whisper) and Google Gemini AI for intelligent summarization and context integration.

The open-source platform for Cambridge AS & A-Level students to annotate, organize, and master past papers questions.

Generate Duolingo-style quiz courses from PDFs with spaced repetition, adaptive difficulty, and tutor chat.

Free, open-source AWS certification practice exams. CloudCertPrep ships 1,050+ AWS Cloud Practitioner (CLF-C02) questions, full-length mock exams, domain practice with adaptive spaced repetition, and progress tracking. No ads, no paywalls, no premium tiers. MIT licensed.

Open source interview prep -- 774 questions across Python and C with runnable code, narration, and SVG visualizations

Brain-Wave is a learning application built with Next.js that allows you to build you own knowledge base. It enhances learning efficiency by employing a Spaced Repetition Algorithm, ensuring optimal information retention and comprehension.

Slidify: Nền tảng học tập tương tác giúp biến các Slide bài giảng tiếng Anh thành bài học song ngữ với ghi chú và giải thích thuật ngữ chi tiết.

A personalized study platform developed with Gemini API. It helps students structure content, stay focused and learn more efficiently by generating personalized study modules based on chosen topics. Developed for Alura + Google contest [AI Immersion - 2nd Edition].

JS Interviewer is a cross-platform mobile app (iOS/Android) designed to help frontend developers prepare for technical interviews through curated questions, interactive practice modes, and progress tracking. Built with Ionic Framework, Angular, and Capacitor.

iPAS 淨零碳規劃管理師「初級」考古題練習工具：719 題官方考古題 + 151 題加強練習（含 IFRS S1/S2、ISSB 整合 TCFD、永續揭露準則、ISO 14064、CBAM、SBTi）。React + TypeScript SPA + AI 輔助解析（puter.js），符合 EU AI Act Art.50 揭露。

A free and open-source AI-powered learning platform that transforms your notes into flashcards, MCQs, summaries, adaptive quizzes, and intelligent study experiences using fast local AI. Built for powerful, distraction-free learning without limits.

Generate Anki decks from PDF files using the command line and LLMs

Turn messy notes into clear explanations, quizzes, and flashcards with AI, so you can study less and remember more.

Programatically create a Kahoot quiz for self study or a class