Free Online Developer Tools

Encode, decode, format and convert data instantly. All tools run in your browser - no downloads required.

Encoders / Decoders

🔐

Base64 Encode/Decode

Encode or decode Base64 strings quickly and easily

🔗

URL Encode/Decode

Encode or decode URLs and query strings

#️⃣

MD5 Hash Generator

Generate MD5 hash from any string

🔒

SHA Hash Generator

Generate SHA-1, SHA-256, SHA-512 hashes

Formatters

{ }

JSON Formatter

Format, beautify and validate JSON data

</>

HTML Formatter

Beautify and format HTML code

🎨

CSS Formatter

Beautify and minify CSS code

🗄️

SQL Formatter

Format and beautify SQL queries

Conversion Tools

01

Binary Converter

Convert between binary, decimal, hex, octal

🌈

Color Converter

Convert between HEX, RGB, and HSL

📊

JSON to CSV

Convert JSON data to CSV format

Unix Timestamp

Convert timestamps to dates and vice versa

Web Development

.*

RegEx Tester

Test and debug regular expressions

±

Text Diff Tool

Compare two texts and find differences

📝

Word Counter

Count words, characters, sentences

📄

Lorem Ipsum Generator

Generate placeholder text

Internet Tools

🌐

What is My IP

Find your public IP address

🔑

Password Generator

Generate secure random passwords

🆔

UUID Generator

Generate unique UUIDs

✉️

Email Validator

Validate email addresses