18 browser-based tools for PDFs, images, QR codes, invoices, and more. No signup. No uploads. Everything runs locally in your browser.
Split, merge, compress & rotate PDFs
Convert between JSON, CSV, YAML & XML
Convert Markdown documents to PDF
Encode, decode Base64 & inspect JWTs
Convert HEIC & AVIF images to JPG/PNG
Compress images without losing quality
Resize images for every social platform
Create favicons from any image
Design Open Graph images for social sharing
Generate QR codes for URLs, text & more
Build & understand cron expressions visually
Preview how your site looks on Google & social
Check WCAG color contrast compliance
Extract & generate beautiful color palettes
Create professional invoices as PDF
Generate GDPR-compliant privacy policies
Design HTML email signatures
Generate placeholder text & realistic fake data