Strong Password Generator
Instantly generate secure, customizable passwords client-side with options for length, complexity and entropy visualization.
Try →All Gearizen Tools
Explore our suite of 23 privacy-first, client-side utilities—from generators to converters, formatters and optimizers.
Showing 23 tools
UUID Generator
Create RFC4122-compliant UUIDs (v1, v4, v5) instantly, with optional namespace support.
Try →Lorem Ipsum Generator
Produce realistic placeholder text of any length—control paragraphs, words and formatting for design mockups.
Try →Text Counter
Get real-time counts of words, characters, sentences and lines for any text input with detailed analytics.
Try →Text Case Converter
Switch between UPPERCASE, lowercase, Title Case, snake_case, camelCase and more with one click.
Try →Markdown Converter
Live-edit Markdown and convert to clean HTML or export as Markdown, complete with syntax highlighting.
Try →Text Diff Checker
Compare two text blocks side-by-side and highlight additions, deletions and changes for effortless proofreading.
Try →Regex Tester
Build, test and debug regular expressions with real-time match highlighting and a library of common patterns.
Try →JSON Formatter & Validator
Validate, beautify, minify and lint JSON instantly in your browser with real-time error reporting.
Try →Data Converter: CSV, JSON, YAML & XML
Transform data between CSV, JSON, YAML and XML formats in seconds—even large datasets—all client-side.
Try →Code Formatter & Minifier
Beautify or compress HTML, CSS and JavaScript code for readability or performance gains—no uploads, no server.
Try →SEO Meta Tag Generator
Generate optimized meta tags, Open Graph and Twitter card snippets to boost search visibility and social sharing.
Try →Sitemap Generator
Create XML sitemaps with unlimited URLs, customizable changefreq and priority—improve SEO indexing fast.
Try →URL Tools: Encode, Parse & Slugify
Encode/decode URLs, parse components and generate SEO-friendly slugs directly in your browser.
Try →Base64 Encoder/Decoder
Convert text and files to and from Base64 with drag-and-drop support—no server, fully client-side.
Try →JWT & Hash Generator
Decode JWTs and generate cryptographic hashes (MD5, SHA-1, SHA-256, bcrypt) with adjustable parameters.
Try →HTML to PDF Converter
Render any webpage or HTML snippet into a PDF document client-side with custom layout and margins.
Try →PDF Toolkit: Compress & Convert
Shrink PDF file sizes without quality loss and extract text to Word documents—all in-browser and offline.
Try →Image Toolkit: Compress & Resize
Optimize JPEG/PNG images and resize with optional aspect-ratio lock—fast, free and privacy-focused.
Try →QR Code Generator
Generate high-resolution QR codes for URLs, text, vCards and Wi-Fi credentials with color and size options.
Try →Unit Converter
Convert length, weight, temperature, volume, time and more between metric & imperial units instantly.
Try →Color Toolkit: Converter & Contrast Checker
Translate colors between HEX, RGB, HSL & CMYK and verify WCAG-compliant contrast ratios easily.
Try →Time Converter: UNIX & Timezone
Convert UNIX timestamps to human-readable dates and adjust across world time zones seamlessly.
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