Calculators for Web Developers
JSON, Base64, URL encoding, password, meta tag, fluid typography, px-to-rem, color, and shadow utilities.
Built for Web developers, frontend engineers, technical marketers, and QA teams.
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Browse 10 calculators with category context for each tool.
JSON Formatter
Prettify or Minify JSON data.
JSON to TS
Generate TypeScript Interfaces from JSON objects.
Base64 Converter
Encode text to Base64 or decode Base64 strings.
URL Encoder
Encode or decode URL components and query values.
Password Gen
Generate secure, random passwords.
Meta Tag Gen
Generate standard HTML meta tags for SEO.
Fluid Type
Calculate CSS clamp() for fluid typography.
PX to REM
Convert pixels to REM units based on root font size.
Color Converter
Convert HEX color codes to RGB and HSL values.
Box Shadow Gen
Generate CSS box-shadow code visually.
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