Released: Apr 14, 2026

Updates in V26.4

Fixes

• Merge PDF is doubling in size when using GroupDocs PDF Merge.

Released: Jan 20, 2026

Updates in V25.12

Features

• Improved preservation of accessibility metadata when merging tagged PDFs.

Released: Sep 29, 2025

Updates in V25.9

Features

• Added the ability to automatically create PDF document logical structure tags.

Released: Jul 22, 2025

Updates in V25.7

Fixes

• Merged PDF documents missing Accessibility standards.

Released: Aug 19, 2024

Updates in V24.8

Features

• Implemented a new 7Zip joining feature.
• Expanded image cross-merging support with new EMF and EMZ formats.
• Expanded image cross-merging to PDF: EMF and EMZ.
• Added support for .pptm file format.
• Implemented a new Presentation joining feature for PPTM.

Released: Jun 20, 2024

Updates in V24.6

Features

• Implemented support of the Compliance property for output Word document.
• Introduced support for joining EMF files.
• Introduced support for joining EMZ files.

Released: Feb 21, 2024

Updates in V24.2

Features

• Added support for merging WAV audio files.
• Added a new 'PageBuilder' class to merge pages in an arbitrary order.
• Added support for merging files from the same family but different formats.

Fixes

• SVG merger produced corrupted images.

Released: Oct 9, 2023

Updates in V23.10

Features

• Added support for SVG and SVGZ when cross-merging images to PDF.

Fixes

• Fixed cross-joining archive processing.

Released: Aug 2, 2023

Updates in V23.8

Features

• Added a new ZIP joining feature.
• Added a new TAR joining feature.
• Added a new cross-joining feature from-to: ZIP and TAR.
• Image cross-merging from-to has been expanded to include: BMP, PNG, JPG, JPEG and GIF.
• Added a new image joining feature for SVG and SVGZ.

Released: Feb 23, 2023

Updates in V23.2

Features

• Added support for cross-merging from/to JPG, JPEG, PNG and BMP.
• Added support for image (BMP, PNG, JPG, JPEG, GIF, TIF and TIFF) to PDF merging.
• Added support for TIF and TIFF file splitting.

Fixes

• Fixed “Image file cannot be written to disk” bug for HTML and MHTML.