ToolAstro › Utility

Utility Tools (8 tools)

Notepad, whiteboard, habit tracker, and browser tools

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Utility

QR Code

Generate QR codes from text or URLs. Pure client-side QR code generation with customizable size and colors.
Pad
Utility

Notepad

Simple browser-based notepad that saves automatically to localStorage. No account needed.
Scr
Utility

Screen Info

Detect and display your screen resolution, viewport size, device pixel ratio, and more.
Key
Utility

Key Tester

Press any key to see its keyCode, key, code, and modifier states. Essential for keyboard event handling.
API
Utility

Feature Detect

Detect which Web APIs and features your browser supports. Check for WebGL, Web Audio, Service Worker, and more.
Drw
Utility

Whiteboard

Simple freehand drawing whiteboard using HTML Canvas. Draw, choose colors, and save as PNG.
Hbt
Utility

Habits

Simple daily habit tracking grid stored in localStorage. Track up to 10 habits with a visual grid.
Kb
Utility

Kanban

Simple drag-and-drop task board with To Do, In Progress, and Done columns. Stored in localStorage.