All Tools

Browse all 20 free developer tools. Everything runs in your browser.

JSON Formatter

Format, validate and prettify JSON data

Base64 Encoder/Decoder

Encode and decode Base64 strings

URL Encoder/Decoder

Encode and decode URL components

JWT Decoder

Decode and inspect JWT tokens

REST Client

Test REST APIs directly in your browser

Color Converter

Convert between HEX, RGB, and HSL

Gradient Generator

Create beautiful CSS gradients visually

Favicon Generator

Generate favicons from text or emoji

UUID Generator

Generate random UUID v4 identifiers

Slug Maker

Convert text to URL-friendly slugs

Hash Generator

Generate SHA-256 hashes from text

Regex Tester

Test and debug regular expressions

Text Diff

Compare texts and see differences

Timestamp Converter

Unix timestamp to human dates

Lorem Ipsum

Generate placeholder text

Markdown Preview

Live markdown rendering

Password Generator

Generate secure, random passwords

Text Case Converter

Convert text between different casing styles

Word Counter

Count words, characters, and sentences

URL Parser

Parse, extract, and analyze URL components