CuroPDF Blog
Tips, tutorials, and updates from the team building the world's most private PDF toolkit.
How We Built a 44-Tool PDF Suite That Never Uploads Your Files
A deep dive into WebAssembly, PDF-lib.js, and why browser-side processing is the future of document tools.
PDF Security 101: Why You Should Never Upload Sensitive Docs to "Free" Tools
Most "free" PDF services upload your files to their servers. Here's how to tell — and why CuroPDF does it differently.
New Feature: Bates Numbering for Legal Professionals
Stamp multiple files at once with custom prefixes, start numbers, and digit padding. Perfect for discovery and litigation.
Compress PDFs by 90% Without Losing Quality: A Visual Guide
Learn the difference between lossy and lossless compression, and how to choose the right settings for your use case.
OCR in the Browser: Making Scanned PDFs Searchable Without a Server
How we integrated Tesseract.js to run optical character recognition entirely on your device.
CuroPDF vs The Competition: A Head-to-Head Comparison
Same tools. Different philosophy. See why privacy-first design wins for speed, limits, and peace of mind.
Building Accessible PDF Tools: Our Commitment to A11y
Keyboard navigation, screen reader support, and touch-friendly interfaces — how we make CuroPDF work for everyone.
The Complete Guide to PDF/A Archival Standards
PDF/A-1b, PDF/A-2b, PDF/A-3b — what they mean, when to use them, and how CuroPDF helps you comply.