Developer tools that don't suck
Free, fast, and secure. All tools run entirely in your browser.
Completely Free
No registration. Use everything for free.
100% Private
Everything runs in your browser. Your data never leaves your computer.
Lightning Fast
Instant results with zero server latency. Pure client-side processing.
Available Tools
JSON Formatter
Format and beautify JSON with syntax highlighting and validation
Base64 Encoder
Encode text to Base64 and decode Base64 strings instantly
UUID Generator
Generate unique UUIDs (v1, v4) for identifiers and references
URL Encoder
Encode and decode URLs for safe transmission and storage
JSON Validator
Validate JSON syntax and structure with detailed error reporting
MD5 Hash Generator
Generate MD5 hashes for strings and text content
JWT Decoder
Decode and inspect JWT tokens with payload analysis
YAML to JSON
Convert YAML configuration files to JSON format
Regex Tester
Test and validate regular expressions with real-time matching
Color Converter
Convert between HEX, RGB, HSL, and other color formats
SQL Formatter
Format and beautify SQL queries with syntax highlighting
JWT Generator
Generate JWT tokens with custom payloads and claims
XML Formatter
Format and beautify XML with syntax highlighting
HTML Encoder
Encode and decode HTML entities safely
Number Base Converter
Convert between binary, octal, decimal, and hexadecimal