A small toolbox for the browser.
Everything runs locally — your files never leave the page. Pick a tool and get on with it.
Images
5Image format converter
Convert between PNG, JPG, and WEBP. Pick the output quality.
Resize & crop
Resize to a target dimension or crop to common aspect ratios.
Compress image
Shrink JPG / WEBP file size with adjustable quality; target a max file size.
Strip metadata
Remove EXIF and other metadata before sharing. Re-encodes via canvas.
Favicon generator
From one image, produce every favicon size and a webmanifest snippet.
Vidéo
1Couleurs
5Color converter
Translate colors between HEX, RGB, HSL, and OKLCH.
Palette generator
From one seed colour, derive analogous, complementary, and triadic palettes.
Tailwind palette
Turn a seed colour into a full 50→950 Tailwind-style scale.
Gradient builder
Build a CSS gradient visually, copy the snippet.
CSS playground
Tweak box-shadow, border-radius, and cubic-bezier curves with live preview.