Blog
Guides, comparisons, and tutorials on local PDF processing.
GUIDE2026-07-01 · 5 min
How to Merge PDFs Without Internet: The Complete Guide
How to merge your PDFs without any internet connection, no upload, GDPR compliant. All methods compared.
Read article →SECURITY2026-06-15 · 8 min
GDPR and PDF: The 2026 Guide for Businesses
How to process PDFs in GDPR compliance. Data transfer, registry, technical measures. The practical guide.
Read article →SECURITY2026-06-20 · 6 min
How to Encrypt a PDF with AES-256: Complete Guide
How to password-protect a PDF with AES-256 encryption. The military standard explained simply.
Read article →COMPARISON2026-06-25 · 7 min
PDF Compression: Methods Compared
Ghostscript vs qpdf vs pdf-lib: which PDF compression engine to choose? Technical analysis and benchmark.
Read article →COMPARISON2026-06-28 · 6 min
Local OCR vs Cloud OCR: Why Stay Local
Local vs cloud text recognition (OCR): accuracy, privacy, cost. Why local OCR wins.
Read article →GUIDE2026-07-03 · 5 min
PDF/A: The Essentials for Legal Archiving
The PDF/A format (ISO 19005) for long-term archiving. Versions, compliance, local conversion.
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