Developer Tools

Free online utilities for developers. No signup required.

PDF Editor

Add text and signatures to PDF documents

PDF Editor
Open

Color Theory

Convert colors, check contrast, generate palettes

Color WCAG
Open

JSON Formatter

Format, validate and convert JSON data

JSON Format
Open

Text Manipulation

Convert text case, format, and clean text

Text Format
Open

Bulk Image Resizer

Resize and compress multiple images

Image Batch
Open

Password Generator

Generate secure random passwords

Security Generator
Open

Number Converter

Convert between number systems

Numbers Convert
Open

Base64 Encoder

Encode and decode Base64 content

Encode Decode
Open

Hash Generator

Generate various hash checksums

Hash Security
Open

Cron Generator

Create and validate cron expressions

Cron Schedule
Open

CSS & JS Minifier

Minify CSS and JavaScript code

Minify Code
Open

Gradient Generator

Create CSS gradient backgrounds

CSS Gradient
Open
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