Web tools
URLs, CSS, HTTP and browser info
Web platform utilities: URL builders, CSS generators, HTTP references and browser diagnostics.
Available now (6)
Colour Contrast Checker
Check text and background colours against the WCAG 2.1 contrast requirements for AA and AAA.
CSS Gradient Generator
Build linear and radial CSS gradients visually and copy the generated background property.
HEX to RGB Converter
Convert colours between HEX, RGB and HSL with a live preview and copyable CSS values.
URL Encoder & Decoder
Percent-encode text for safe use in URLs, or decode an encoded URL back to readable text.
URL Parser
Break any URL into protocol, host, port, path, query parameters and fragment.
UTM Builder
Build campaign tracking URLs with correctly encoded utm_source, medium, campaign, term and content.
Planned for this category (31)
These are on the roadmap. They get a page when they actually work — no placeholder pages.
- Border Radius Generator
- Box Shadow Generator
- Code Playground
- CSS Animation Generator
- CSS Border Generator
- CSS Button Generator
- CSS Clip-Path Generator
- CSS Filter Generator
- CSS Flexbox Generator
- CSS Glassmorphism Generator
- CSS Grid Generator
- CSS Live Editor
- CSS Neumorphism Generator
- CSS Shadow Generator
- CSS Transform Generator
- cURL Generator
- cURL to Axios
- cURL to Fetch
- Domain Extractor
- HTML Live Editor
- HTTP Method Reference
- HTTP Status Lookup
- JavaScript Playground
- MIME Type Lookup
- Percent Encoding Tester
- Query String Generator
- URL Builder
- URL Cleaner
- URL Parameter Remover
- URL Validator
- User Agent Parser