Developer Tools
Code formatters, JSON tools, regex testers, and developer utilities
Streamline your development workflow with our comprehensive collection of developer tools. From code formatting and data parsing to API testing and debugging utilities, these tools are designed to save time and boost productivity. All tools run locally in your browser, ensuring your code and data remain private and secure.
30 tools available
What you can do with Developer Tools
Format and Beautify Code
Clean up and format HTML, CSS, JavaScript, JSON, and XML with proper indentation and syntax highlighting.
Parse and Analyze Data
Extract information from user agents, URLs, headers, and other technical strings for debugging and analytics.
Generate Code Snippets
Create boilerplate code, random data, UUIDs, hashes, and other common development artifacts quickly.
Test and Debug APIs
Validate JSON responses, encode/decode data, and test various data formats and encodings.
Popular tools in this category
User Agent Parser
Parse user agent strings to extract browser, operating system, device, and engine information. Essential for web analytics, device detection, and browser compatibility testing.
Base64 Encoder/Decoder
Encode and decode Base64 strings with UTF-8 support. Supports standard Base64 and Base64URL. Perfect for encoding text, handling API tokens, embedding data URIs, and debugging web applications.
JSON Formatter & Validator
Format, validate, and pretty-print JSON with our developer-friendly editor.
Regular Expression Tester
Test and debug regular expressions with live highlighting, capture groups, and match details. Supports all JavaScript regex flags (g, i, m, s, u).