JSON Formatter & Validator
Format, validate, and minify JSON instantly in your browser.
Use tool
FreeBase64 Encoder / Decoder
Encode text or decode Base64 strings instantly.
Use tool
FreeColor Code Converter
Convert between HEX, RGB, HSL, and HSB colour formats.
Use tool
FreeRegex Tester
Test regular expressions against strings with live match highlighting.
Use tool
FreeMarkdown Previewer
Write Markdown and preview the rendered HTML side by side.
Use tool
FreeURL Encoder / Decoder
Encode or decode URL components and query strings instantly.
Use tool
Free