Essential coding utilities for programmers. Format JSON, encode Base64, minify CSS/JS, test regex, generate secure passwords, and more. All tools work 100% client-side.
Beautify, validate, and format JSON data. View tree structure, minify, and validate syntax with error highlighting.
Format and beautify XML documents. Validate syntax, collapse/expand nodes, and convert to JSON.
Beautify SQL queries with proper indentation. Supports MySQL, PostgreSQL, SQLite, and SQL Server syntax.
Encode and decode Base64 strings. Convert text, files, and images to Base64 format instantly.
Percent-encode and decode URLs. Handle special characters, query parameters, and form data encoding.
Convert special characters to HTML entities and back. Essential for web development and content editing.
Generate secure, random passwords with customizable length and character sets. Includes strength indicator.
Generate RFC4122 compliant UUIDs. Create version 4 (random) and version 1 (timestamp) UUIDs in bulk.
Generate placeholder text for your designs. Customize word count, paragraphs, and HTML formatting.
Generate MD5, SHA-1, SHA-256, SHA-512, and RIPEMD-160 hashes. Useful for data integrity and security.
Compress CSS code by removing whitespace, comments, and optimizing properties. Reduce file sizes significantly.
Minify JS code to reduce file size. Remove comments, whitespace, and optimize variable names.
Test and debug regular expressions with real-time matching. Includes common pattern library and explanations.
Compare two code snippets and highlight differences. Side-by-side or inline diff view with syntax highlighting.
Convert between Unix timestamps and human-readable dates. Supports multiple formats and timezones.
Convert between HEX, RGB, HSL, and CMYK color formats. Includes color picker and palette generator.
Live preview Markdown with GitHub-style rendering. Export to HTML and see formatted output in real-time.
Parse and validate cron expressions. Get human-readable descriptions of scheduled job timings.