Layout Open
Ratio Calculator
Calculate aspect ratios, dimensions, and responsive sizes.
Practical browser tools
Pick a tool. Get it done.
Fast, focused utilities for images, layout, color, and code. Everything runs in your browser.
All tools
Color Open
Color Contrast
Check text and background contrast before shipping.
Color Open
Palette Tester
Preview palette roles across dense interface states.
Images Open
Image Metadata
Inspect metadata, privacy fields, and AI generation data.
Images Open
Image Editor
Prepare quick image edits and exports in the browser.
Generators Open
QR Generator
Generate useful QR codes for links and production handoff.
Generators Planned
HTML Exporter
Prepare clean HTML snippets for reuse and export.