Free & Open Source

The Developer Toolbox

60+ free, browser-based tools that save you time. Format JSON, generate hashes, convert numbers, compress images, and much more.

Image Utilities

Compress, convert, and inspect image files right in your browser.

Compress PNG Compress JPEG Progressive JPEG Image to Base64 EXIF Viewer EXIF Remover

Formatter & Minifier

Beautify or minify JSON, XML, HTML, CSS, JavaScript, and SQL.

JSON Formatter JSON Minifier XML Formatter XML Minifier JSON to XML XML to JSON HTML Beautifier HTML Minifier JavaScript Beautifier JavaScript Minifier CSS Beautifier CSS Minifier SQL Formatter SQL Minifier

Hash & Cryptography

Generate hashes, encode/decode data, and create secure passwords.

Base64 Encode Base64 Decode MD5 Generator SHA1 Generator SHA256 Generator SHA384 Generator SHA512 Generator Password Generator

Number Conversion

Convert between number systems, color formats, and encodings.

Hex to Decimal Decimal to Hex Octal to Decimal Decimal to Octal Binary to Decimal Decimal to Binary Binary to Hex Hex to Binary ASCII Table Hex to ASCII ASCII to Hex Binary to Text Text to Binary Fraction to Decimal Decimal to Fraction Percent to Decimal Decimal to Percent Percent to Fraction Fraction to Percent Hex to RGB RGB to Hex Hex to RGBA RGBA to Hex Roman Numerals Chart Roman to Numbers Numbers to Roman

String & Text Utilities

Transform, analyze, and manipulate text and strings.

Text Editor Online Regex Tester Regex Replace Word Counter Character Count Case Converter Reverse Text Number to Words