Developer Tools

JSON Formatter

Format, validate, and beautify JSON data with syntax highlighting and a tree view.

Base64 Encoder/Decoder

Encode and decode Base64 strings for text, files, and images with URL-safe support.

Regex Tester

Test and debug regular expressions with real-time match highlighting and capture group extraction.

UUID Generator

Generate UUID v1, v4, v5, and ULID identifiers with bulk generation and format options.

Cron Expression Generator

Build and validate cron expressions with a visual schedule builder and next-run preview.

Color Converter

Convert colors between HEX, RGB, HSL, HSV, and CMYK with shades, tints, and a named colors palette.

Diff Checker

Compare two texts or code snippets side-by-side or in unified view with line-level diff.

Markdown Editor

Write and preview Markdown with live HTML rendering, toolbar, and export to .md or .html.

JWT Decoder

Decode and inspect JWT tokens to view header, payload claims, and expiry status.