Release Highlights

Aspose.PDF for .NET 25.3 brings major updates including the reinstatement of High Code Plugins, enhanced PDF digital signature compromise detection, Bates numbering support, and performance improvements in image-heavy document processing.

✳️ New Feature

• High Code Plugins Restored: Re-added popular plugin tools like FormEditor, ImageExtractor, PdfAConverter, and many more.
• Digital Signature Compromise Detection: Use SignaturesCompromiseDetector to check for signature validity and coverage.
• Bates Numbering Support: Automatically insert Bates numbering with AddBatesNumbering() method.
• Tagged Content Positioning: Specify tag element margins and page scope with Tagged.PositionSettings.
• Shape Boundaries Validation: UpdateBoundsCheckMode() ensures shape placement respects graphical limits.

🔧 Enhancement

• Performance Boost: Conversion of large image PDFs is now 2x faster and uses 10% less memory.
• Optimized PDF Handling: Improvements in memory and loading efficiency.

🛠 Fix

• Resolved font embedding, memory leaks, rendering issues in EPUB, PNG, TIFF, and SVG conversions.
• Fixed PDF/A validation, form flattening, hyperlink navigation, and multi-page content merging.
• Corrected NullReferenceExceptions, OutOfMemoryExceptions, and signature verification bugs.

🔍 Public API and Backward Incompatible Changes

Added APIs:

• Aspose.Pdf.BatesNArtifact
• Aspose.Pdf.SignaturesCompromiseDetector
• Dozens of plugin-related types under Aspose.Pdf.Plugins.*

Removed APIs:

• Aspose.Pdf.PageCollectionExtension
• Obsolete properties from MCRElement, OptimizationOptions

👉 You can view the full list of updates by visiting Aspose.PDF for .NET 25.3 Release Notes

bates numbering | plugin support | pdf digital signature check | tagged pdf margin | aspose pdf plugins