Tool category
Developer Tools
Free online developer tools for UUID generation, encoding, and more
16 tools
Available tools
Base64 Encoder/Decoder - Encode and Decode Base64 Online Free
Free Base64 encoder and decoder tool. Convert text to Base64 encoding or decode Base64 strings back to text. Fast, secure, and works offline in your browser.
Code Diff Checker - Compare Code Side by Side with Syntax Highlighting Free
Compare code snippets side by side with color-coded differences. Green for additions, red for deletions. Supports JavaScript, Python, Java, C++, SQL, HTML, CSS and more. Free online code diff tool.
CSS Formatter - Format & Beautify CSS Online Free
Free CSS formatter tool. Beautify and format CSS with proper indentation. Choose 2 or 4 spaces. Fast, secure, and works offline.
CSS Minifier - Compress & Minify CSS Online Free
Free CSS minifier tool. Compress CSS by removing whitespace, comments, and unnecessary characters. See compression ratio and file size reduction. Fast, secure, offline.
HTML Entity Encoder/Decoder - Encode & Decode HTML Entities Online Free
Free HTML entity encoder and decoder tool. Convert special characters to HTML entities or decode entities back to text. Fast, real-time conversion with character count.
HTML Formatter - Format & Beautify HTML Online Free
Free HTML formatter tool. Beautify and format HTML with proper indentation. Choose 2 or 4 spaces, preserve newlines. Fast, secure, and works offline.
HTML Minifier - Compress & Minify HTML Online Free
Free HTML minifier tool. Compress HTML by removing whitespace, comments, and empty attributes. See compression ratio and file size reduction. Fast, secure, offline.
JavaScript Formatter - Format & Beautify JS Code Online Free
Free JavaScript formatter and beautifier tool. Format and prettify JavaScript code with proper indentation and syntax. Fast, secure, and works offline.
JavaScript Minifier - Minify JS Code Online Free
Free JavaScript minifier tool. Compress and minify JavaScript code by removing whitespace and comments. Reduce file size for faster loading. Fast, secure, and works offline.
JSON Formatter & Validator - Format, Validate & Minify JSON Online Free
Free JSON formatter, validator, and minifier tool. Prettify, validate, and minify JSON with syntax highlighting and error detection. Fast, secure, and works offline.
JWT Expiration Checker - Decode and Check JWT Token Expiry Online Free
Free JWT expiration checker tool. Decode JWT tokens, view expiration time, and check token validity. Base64 decode, parse JSON payload, and analyze exp claim locally in your browser.
Regex Tester - Test Regular Expressions Online Free with Highlighting
Free regex tester tool with match highlighting and detailed results. Test regular expressions, view captured groups, and debug patterns with real-time feedback. Includes common regex examples.
SQL Formatter - Format SQL Queries with Proper Indentation Free
Free SQL formatter tool to format SQL queries with proper indentation and keyword capitalization. Validate, format, and minify SQL online. Works completely offline.
TOML Formatter & Validator - Format, Validate TOML Online Free
Free TOML formatter and validator tool. Format, validate, and beautify TOML configuration files with syntax checking and error detection. Fast, secure, and works offline.
UUID Generator - Generate Unique Identifiers Online Free
Free UUID v4 generator. Generate universally unique identifiers (UUIDs) for databases, APIs, and applications. Bulk generation up to 100 UUIDs with one-click copying.
YAML Formatter & Validator - Format, Validate YAML Online Free
Free YAML formatter and validator tool. Format, validate, and beautify YAML with syntax checking and error detection. Fast, secure, and works offline.