Explore Developer Tools Tools
All-in-One Developer Tools utilities for all your needs.
Explore Developer Tools Tools
- UUID GeneratorGenerate random UUIDs (v4), validate existing ones, and create batches instantly. Features history and bulk operations.Launch
- JSON Formatter & ValidatorValidate, repair, beautify, and minify JSON data. Features real-time error highlighting and auto-fix for common syntax i…Launch
- HTML FormatterBeautify and format HTML with proper indentation. Works with fragments and embedded styles/scripts.Launch
- Base64 Encode / DecodeRobustly encode and decode Base64 strings, including URL-safe variants and binary data.Launch
- URL Encode / DecodeEncode and decode URLs with support for full URLs and query parameters. Handles Unicode, detects already-encoded strings…Launch
- Hash GeneratorGenerate secure hash values (SHA-256, SHA-512, SHA-1, etc.) from text or files. Supports multiple algorithms and handles…Launch
- JavaScript MinifierMinify JavaScript files by removing whitespace, comments, and unnecessary characters. Optimize your scripts for producti…Launch
- CSS MinifierMinify CSS files by removing whitespace, comments, and unnecessary characters. Optimize your stylesheets for production.Launch
- Regex TesterTest and validate regular expressions with real-time matching, capture groups, and flags support. Debug patterns with hi…Launch
- XML FormatterFormat, validate, and minify XML documents with proper indentation. Detect syntax errors and beautify your XML data.Launch
- URL ParserParse and analyze URLs to extract protocol, host, path, query parameters, and hash. Decode and display URL components.Launch
- Query String BuilderBuild and encode URL query strings from key-value pairs. Add, edit, or remove parameters with automatic encoding.Launch
- SQL FormatterFormat and beautify SQL queries with syntax highlighting. Support for multiple SQL dialects including MySQL, PostgreSQL,…Launch
- YAML FormatterFormat, validate, and minify YAML documents. Convert between JSON and YAML formats with customizable options.Launch
- JWT DecoderDecode and inspect JWT tokens. View header, payload, and signature with expiration validation and claim descriptions.Launch
Free Online Tools for Every Task
DozoTools offers free online tools for PDF, text, image, and developer tasks. No signup required—use our productivity and formatting tools anytime. From JSON formatters to calculators, we've got you covered.
Boost Your Productivity
One place for PDF, text, image, and developer tools. Get more done with our free utilities—compress files, convert formats, and automate small tasks without leaving your browser.
Essential Business Utilities
Convert, calculate, and optimize with our business and finance tools. Generate invoices, track expenses, and run loan or EMI calculations in seconds.
Convert, Calculate & Optimize
Handle conversions, hashing, encoding, and formatting in one place. All tools run in your browser so your data stays private and secure.