Notepad, whiteboard, habit tracker, and browser tools
Generate QR codes from text or URLs. Pure client-side QR code generation with customizable size and colors.
UtilitySimple browser-based notepad that saves automatically to localStorage. No account needed.
UtilityDetect and display your screen resolution, viewport size, device pixel ratio, and more.
UtilityPress any key to see its keyCode, key, code, and modifier states. Essential for keyboard event handling.
UtilityDetect which Web APIs and features your browser supports. Check for WebGL, Web Audio, Service Worker, and more.
UtilitySimple freehand drawing whiteboard using HTML Canvas. Draw, choose colors, and save as PNG.
UtilitySimple daily habit tracking grid stored in localStorage. Track up to 10 habits with a visual grid.
UtilitySimple drag-and-drop task board with To Do, In Progress, and Done columns. Stored in localStorage.