Online Tools That Just Work
No signup. No ads. No nonsense. Just fast, free tools for developers and everyone.
Browse by Category
Developer Tools
JSON formatter, JWT decoder, regex tester, cron parser, chmod calculator, and more
Text Tools
Text diff, markdown preview, Base64, URL encoder, HTML entities
Code Formatters
Format and minify JSON, SQL, CSS, and JavaScript
Converter Tools
Base64, color converter, timestamp, URL encoder, UUID, hash generator
All Tools
JSON Formatter
Format, validate, and minify JSON with syntax highlighting
JSON Diff
Compare two JSON objects and see structural differences highlighted
Regex Tester
Test regular expressions with real-time match highlighting
Markdown Preview
Write Markdown and see it rendered in real-time
Base64 Encode/Decode
Encode or decode Base64 strings instantly
UUID Generator
Generate random UUIDs (v4) with one click
JWT Decoder
Decode and inspect JSON Web Token headers and payloads
Hash Generator
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes
URL Encode/Decode
Encode or decode URL components
CSS Minifier
Minify or beautify CSS to optimize file size or readability
HTML Entity Encoder
Encode and decode HTML entities for special characters
Cron Expression Parser
Parse cron expressions into plain English with next run times
Color Converter
Convert between HEX, RGB, and HSL color formats
Timestamp Converter
Convert Unix timestamps to human-readable dates and back
Text Diff
Compare two texts and see the differences highlighted
Password Generator
Generate strong, secure random passwords with customizable length and character options.
Word Counter
Count words, characters, sentences, and paragraphs in your text instantly.
Lorem Ipsum Generator
Generate placeholder text for your designs, layouts, and mockups.
Text Case Converter
Convert text between uppercase, lowercase, title case, sentence case, camelCase, and more.
HTML Beautifier
Format, beautify, and indent HTML code for better readability.
QR Code Generator
Generate QR codes for URLs, text, WiFi, and more. Download as PNG.
Diff Checker
Compare two texts side-by-side and see differences highlighted.
Image to Base64
Convert images to Base64 encoded strings for embedding in HTML/CSS.
Hex to RGB Converter
Convert HEX color codes to RGB values and vice versa.
IP Address Lookup
Find your public IP and look up geolocation for any IP address.
JSON to YAML Converter
Convert JSON data to YAML format instantly. Free, fast, no signup required.
YAML to JSON Converter
Convert YAML data to JSON format instantly. Free, fast, no signup required.
JSON to CSV Converter
Convert JSON arrays to CSV format instantly. Free, fast, no signup required.
CSV to JSON Converter
Convert CSV data to JSON format instantly. Free, fast, no signup required.
JavaScript Beautifier
Beautify and format JavaScript code with proper indentation, line breaks, and consistent style.
JSON Validator
Validate JSON data with detailed error messages, line numbers, and syntax highlighting.
XML Formatter
Format and beautify XML documents with proper indentation. Minify or prettify XML with one click.
JSON to XML Converter
Convert JSON data to XML format instantly. Free, fast, no signup required.
XML to JSON Converter
Convert XML data to JSON format instantly. Free, fast, no signup required.
CSS Box Shadow Generator
Generate CSS box-shadow with a visual editor. Preview in real-time, copy the CSS code.
CSS Gradient Generator
Create beautiful CSS gradients with a visual editor. Linear, radial, and conic gradients with real-time preview.
Temperature Converter
Convert between Fahrenheit, Celsius, and Kelvin instantly. Free temperature conversion calculator.