Opal

Opal is an AI-powered study tool built by students who know exactly what it's like to stare at a textbook and feel like nothing is sticking. It helps you learn faster and remember more through AI-powered notes, smart flashcards, adaptive quizzes, and advanced performance tracking — so you always know what to review next. Opal works with a wide variety of content formats including PDFs, TXT files, MP3s, WAV audio files, and even YouTube videos, turning any learning material into an interactive study session. It's the next-generation study companion that adapts to how you learn.