Developer Tools
Code Playground (HTML · CSS · JS)
Write and run HTML, CSS and JavaScript instantly in a live preview — perfect for quick prototyping.
Open Playground
HTML Parser
Parse HTML to inspect DOM structure, extract tags/attributes, and detect malformed markup.
Open Parser
CSS Compressor / Minifier
Minify CSS files to reduce size and improve page load times. Supports sourcemap-friendly output.
Minify CSS
JavaScript Minifier
Compress and mangle JavaScript safely for production builds. Option to keep function names for debugging.
Minify JS
Image Optimizer
Compress and convert images for the web (lossy/lossless) while keeping visual quality.
Optimize Image
Color Picker
Pick colors, copy HEX / RGB / HSL values and generate simple accessible palettes for UI work.
Open Color Picker