Base64 Encoder / Decoder

💻

Code Beautifier

Format and indent messy CSS, JavaScript, or HTML code.

💻

Color Contrast Checker

Check whether a text/background color pair meets WCAG AA and AAA accessibility standards.

💻

Cron Expression Parser

Translate a cron schedule expression into a plain-English description.

💻

CSS Button Generator

Design a button visually and copy the ready-made HTML and CSS.

💻

CSS Gradient Generator

Build linear or radial gradients visually and copy the CSS.

💻

CSV Generator

Build a custom CSV file by defining your own columns and data types.

💻

Fake Data Generator

Generate realistic-looking sample data — names, emails, addresses and more — for testing.

💻

Hash Generator

Generate SHA-1, SHA-256, SHA-384 and SHA-512 hashes from text.

💻

HTML Entity Encoder / Decoder

Convert special characters to HTML entities, or decode entities back to text.

💻

JSON Formatter & Validator

Format, validate and minify JSON with clear error messages.

💻

JWT Decoder

Decode a JSON Web Token to inspect its header and payload. Runs entirely in your browser - your token is never sent anywhere.

💻

Password Generator

Generate strong, random passwords with customizable length and character sets.

💻

Regex Tester

Test regular expressions against sample text and see every match highlighted.

💻

SQL Formatter

Format and beautify messy SQL queries with proper indentation.

💻

URL Encoder / Decoder

Percent-encode or decode text and URLs.

💻

UUID Generator

Generate random UUID v4 identifiers, one at a time or in bulk.

💻

XML Formatter

Format, validate and minify XML with proper indentation.