Focus Guard
Add sites to a blocklist that redirects to a focus page
Hue Builder
Build and export CSS color palettes with harmony modes
Palette Forge
Create complementary analogous and triadic color schemes
Prime Checker
Test if any number is prime and list primes up to N
Color Shades
Generate a full tint and shade scale from any seed color
Color A11y
Accessibility color contrast validator with WCAG pass
Num Base
Convert numbers between decimal hex binary and octal bases
MD Table
Build and copy Markdown tables with a visual grid editor
JS Sandbox
Execute and test JavaScript code with live console output
Git Cheatsheet
Quick reference for common Git commands with descriptions
Entity Coder
Convert text to HTML entities and back with a reference
Ratio Calc
Scale width or height while preserving the aspect ratio
Crypto Hash
Compute cryptographic hashes using the Web Crypto API
CSS Variables Extractor
Extract all CSS custom properties from the current page
IP Info
Show your public IP address location ISP and timezone
Shade Scale
Create Tailwind-style 50-900 color shades from any hex
Diff View
Side-by-side text diff with added removed and changed lines
Hash Generator
Generate MD5 SHA1 SHA256 SHA512 hashes from any text
IP Lookup
Fetch IP geolocation data including city region and org
Text Hasher
Hash any string with multiple algorithms and copy output
Window Size Helper
Live viewport dimensions scroll position and device info
Colors Picker Lite
Pick any color from the page using the EyeDropper API
API Tester
Send HTTP requests with custom method headers and body
