Video, notes, and code
Keep the lecture, your editor, and runnable examples in one focused workspace.
Live · No signup to explore
Study without
context switching
Watch lectures, take notes, run code, and turn highlights into AI flashcards — all in one tab.
Joined by 100+ learners
Live demo
Select text → AI generates flashcards.
Highlight anything in your notes. We turn it into recall-ready cards, instantly.
Try highlighting the text below
Rate limiting protects APIs from abuse. The Leaky Bucket algorithm smooths bursty traffic into a constant outflow, while the Fixed Window Counter divides time into intervals and caps requests within each. Token Bucket allows short bursts up to bucket size and refills at a fixed rate.
Cards will appear here ✨
Video + notesCode workspaceAI flashcardsTimestampsZero context switchingCloud sync
Features
The whole learning loop, one screen.
AI flashcards
Highlight anything — get recall-ready decks in seconds.
Active timestamps
Jump from any note back to the exact moment in the video.
Executable code
Practice the concept as you learn it. Python, JS, and more.
Organized sessions
Every lecture, note, and generated deck one search away.
Unbroken focus
Say goodbye to tab fatigue. Everything you need is right where you need it.
Live · No signup
Try the real workspace right here.
Paste a YouTube link, take real notes, and highlight text to generate real AI flashcards. Nothing is faked. Sign up when you want to save.
Back To Dashboard
Paste a YouTube link to load the visual guide.
Loading editor...
You → Maker
Got a bug, idea, or beef? Send it.
No account needed. Goes straight to the maker.
Send feedback
Bug? Feature idea? Something confusing? Tell the maker directly.
Your next lecture can become a study deck today.
No credit card. Start with a single link.