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Browse all 100+ browser-based tools, utilities, and legal pages on Zaeyon.
Zaeyon WebAssembly Execution Sandbox
Every tool listed in this sitemap executes 100% locally inside your browser tab. Your files never touch external servers.
Combine multiple PDFs into one document
Extract pages or split PDF files
Lossless & target size PDF compression
Rotate individual PDF pages
Encrypt PDF with password protection
Remove password protection from PDF
Remove unwanted pages from PDF
Reorder and rearrange PDF pages
Add page numbering to PDF
Flatten form fields & layers
Annotate and draw on PDF pages
Add digital signatures to PDF
Convert Word documents to PDF
Convert Excel spreadsheets to PDF
Convert JPG/PNG images to PDF
Convert webpage HTML to PDF
Export PDF pages as PNG/JPG
Convert PDF slides to PowerPoint
Convert PDF text to HTML markup
Optimize and compress PowerPoint files
Client-side OCR text scanner
Scan physical documents via camera
Compress images with custom quality
Resize dimensions & aspect ratios
Crop images to exact dimensions
Detect & blur faces automatically
Filters, overlays & photo editing
Color-based background removal
AI-powered subject separation
Super resolution image upscaling
Add text or logo watermarks
Rotate and mirror image orientation
Batch rename image files
Extract color palettes from photos
View camera metadata & GPS info
Strip EXIF metadata for privacy
Encode image to Base64 data URI
Reduce video file sizes
Cut and trim video clips
Convert MP4/WebM to animated GIF
Remove audio tracks from video
Crop video dimensions
Combine multiple video clips
Speed up or slow down video
Convert MP4, WebM, AVI formats
Extract image frames from video
Record screen and webcam
Convert MP3, WAV, AAC, OGG
Cut audio files
Boost or lower audio volume
Combine audio files
Extract MP3 audio from video
Transcribe voice to text
Synthesize spoken audio from text
Format, validate, and beautify JSON
Encode & decode Base64 strings
Decode JWT token headers & claims
Hash passwords with bcrypt
Generate v4 UUIDs in bulk
Compute MD5, SHA256, SHA512 hashes
Minify JS, CSS, and HTML
Compare text and code differences
Test regular expressions in real time
Build cron schedule expressions
Find JavaScript event keycodes
Convert CSV data to JSON objects
Convert YAML files to JSON format
Encode and decode URLs
Encode special HTML characters
Generate CSS shadows, gradients & borders
Minify & clean SVG vector files
Generate multi-size favicons
Check WCAG accessibility contrast
Convert HTML elements to markdown
Render markdown into HTML markup
Generate placeholder text
Convert Unix epoch timestamps
Calculate loan EMIs and interest breakdown
Calculate percentage changes & margins
Calculate body mass index
Calculate exact age in years, months, days
Investment growth & compound returns
Advanced scientific mathematical functions
Convert length, mass, volume, speed
Convert Celsius, Fahrenheit, Kelvin
Precision stopwatch & countdown timer
Generate secure random passwords
Analyze password security strength
Create custom QR codes
Scan QR codes via camera or image
Compress & extract ZIP archives
Count words, characters, and reading time
Uppercase, lowercase, titlecase conversion
Convert HEX, RGB, HSL, CMYK
Explore Thirukkural verses & explanations
Data protection & zero-retention policy
Terms of service and acceptable conduct
Our mission, WebAssembly architecture & author info
Get in touch with support & feedback
Legal advisory & calculator notices
Visual interactive index of all tools