Developer Tools
A collection of free utilities for everyday development tasks. No ads, no tracking, just tools.
Encoding & Decoding
Generators
UUID Generator
Generate UUID v4, UUID v7, and ULID identifiers.
Password Generator
Generate secure, random passwords with entropy info.
Hash Generator
Generate MD5, SHA-256, SHA-512, and other hashes.
Lorem Ipsum Generator
Generate placeholder text for your designs.
QR Code Generator
Generate QR codes from text or URLs.
Fake Data Generator
Generate realistic fake data for testing.
Formatters & Validators
JSON Formatter
Pretty print, minify, and validate JSON.
Regex Tester
Test regular expressions with match highlighting.
Diff Checker
Compare two texts and see the differences.
SQL Formatter
Format and beautify SQL queries.
XML Formatter
Format, minify, and validate XML.
Markdown Preview
Render Markdown to HTML with live preview.
Converters
Color Converter
Convert between HEX, RGB, and HSL formats.
Timestamp Converter
Convert between Unix timestamps and dates.
Cron Parser
Parse cron expressions and preview next run times.
Number Base Converter
Convert numbers between bases (2–36).
Byte Converter
Convert between bytes, KB, MB, GB, TB, PB.
YAML/JSON Converter
Convert between YAML and JSON formats.
CSV/JSON Converter
Convert between CSV and JSON formats.
JSON → Type Generator
Generate typed code from JSON data.
cURL to Code
Convert curl commands to PHP, JavaScript, or Python code.
UTM Builder & Analyzer
Build UTM-tagged URLs or analyze existing ones.
API Request Builder & cURL Generator
Build HTTP requests and generate code in cURL, PHP, JS, and Python.
Text Tools
Security
Reference
Sharing
URL Shortener
Create short links and track clicks.
Paste Bin
Share code snippets with syntax highlighting.