# DevTools — 32 Free Developer Utilities

> DevTools is a collection of 32 free browser-based utilities for developers. All tools run 100% client-side — your data never leaves your device. No signup required.

## Available Tools (32)

### JSON Formatter & Validator
- Format, validate, and minify JSON with syntax highlighting
- URL: https://devtools.davrapps.dev/en/json-formatter

### Base64 Encoder/Decoder
- Encode and decode Base64 strings instantly
- URL: https://devtools.davrapps.dev/en/base64

### URL Encoder/Decoder
- Encode and decode URL components
- URL: https://devtools.davrapps.dev/en/url-encode

### JWT Decoder
- Decode and inspect JSON Web Tokens (header, payload, signature)
- URL: https://devtools.davrapps.dev/en/jwt-decoder

### Hash Generator
- Generate MD5, SHA-1, SHA-256, SHA-512 hashes
- URL: https://devtools.davrapps.dev/en/hash-generator

### UUID Generator
- Generate v4 UUIDs in bulk with copy support
- URL: https://devtools.davrapps.dev/en/uuid-generator

### Unix Timestamp Converter
- Convert between Unix timestamps and human-readable dates
- URL: https://devtools.davrapps.dev/en/timestamp

### Regex Tester
- Test regular expressions with real-time matching and capture groups
- URL: https://devtools.davrapps.dev/en/regex

### Text Diff Checker
- Compare two texts side-by-side with highlighted differences
- URL: https://devtools.davrapps.dev/en/text-diff

### Lorem Ipsum Generator
- Generate placeholder text in paragraphs, sentences, or words
- URL: https://devtools.davrapps.dev/en/lorem-ipsum

### Color Converter
- Convert between HEX, RGB, HSL, OKLCH, and Tailwind CSS color formats
- URL: https://devtools.davrapps.dev/en/color-converter

### Tailwind CSS Colors
- Complete Tailwind CSS v4 color palette reference (242 colors)
- URL: https://devtools.davrapps.dev/en/tailwind-colors

### Password Generator
- Generate cryptographically secure passwords with customizable options
- URL: https://devtools.davrapps.dev/en/password-generator

### Word Counter
- Count words, characters, sentences, paragraphs with reading time
- URL: https://devtools.davrapps.dev/en/word-counter

### Cron Expression Generator
- Build, parse, and explain cron schedules with next execution preview
- URL: https://devtools.davrapps.dev/en/cron-expression

### YAML ↔ JSON Converter
- Convert between YAML and JSON formats bidirectionally
- URL: https://devtools.davrapps.dev/en/yaml-json

### Markdown Preview
- Write and preview Markdown in real-time with GFM support, export to HTML
- URL: https://devtools.davrapps.dev/en/markdown

### HTML Entity Encoder/Decoder
- Encode and decode HTML entities (named, numeric, hex formats)
- URL: https://devtools.davrapps.dev/en/html-entity

### CSS Minifier & Beautifier
- Minify CSS for production or beautify for readability with size savings stats
- URL: https://devtools.davrapps.dev/en/css-minifier

### SQL Formatter
- Format messy SQL queries into clean readable code with configurable style
- URL: https://devtools.davrapps.dev/en/sql-formatter

## Key Features
- 100% client-side: your data never leaves your browser
- No signup, no tracking, no ads
- Works on any device (desktop, tablet, mobile)
- Dark mode supported
- Free: every tool, unlimited, no account
- Optional supporter plan ($49/year) — unlocks nothing extra, just funds the site

## Links
- Website: https://devtools.davrapps.dev
- Pricing: https://devtools.davrapps.dev/en/pricing
- About: https://devtools.davrapps.dev/en/about