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Everyday tools for design and the
web
Free to use, with nothing to sign up for. Your files stay on your device.
Images and icons
Favicon and App Icon Generator
Every favicon and app icon size from one logo, with the manifest and the HTML to paste in.
Image to WebP and AVIF Converter
Convert JPG and PNG images to WebP or AVIF, many at a time, and see what each one saves.
Social Image Resizer
One image cropped to the right size for each platform, plus a link preview image maker.
QR codes and links
QR Code Generator
QR codes for links, Wi-Fi, WhatsApp and more, in your colours, with a logo in the centre.
Colour and CSS
Color Converter
Convert any colour between HEX, RGB, HSL and OKLCH, with a contrast check.
CSS Clamp Generator
Fluid CSS clamp() values for type and spacing, with a live preview and px to rem.
SEO and web
Schema Markup Generator
JSON-LD for businesses, people, services, events, articles, products and more, with the required fields checked.
Open Graph Tag Generator
Open Graph and Twitter card tags for a page, with a preview of the shared link.
Developer tools
JSON Formatter and Validator
Format, validate and minify JSON, with the line and column of any error.
Base64 Encoder and Decoder
Encode text to Base64 and decode it back, with UTF-8 and URL-safe support.
JWT Decoder
Read the header, payload and expiry of a JSON Web Token in your browser.
Regex Tester
Test a regular expression and see every match and capture group highlighted.
Cron Expression Generator
Build a cron expression, read it in plain English and see the next run times.
