SumatraPDF new features: June 15, 2026

New in the SumatraPDF pre-release builds:

JPEG XL images

SumatraPDF opens JPEG XL (.jxl) images using the official libjxl decoder (#1943).

Password on the command line

Use the -pwd command-line argument to open password-protected documents without the password prompt (#906).

sumatrapdf-tool.exe for command-line tools

The built-in MuPDF command-line tools (draw, convert, info, merge, clean and others) are also available as sumatrapdf-tool.exe. It is a console program, so its output works properly in cmd.exe and PowerShell, including with pipes.

Select annotation and form text; select by word while dragging

Text in free text annotations and in form fields can be selected and searched again, like in version 3.1 and Acrobat (#1649). After a double-click, keep holding the button and drag to extend the selection one whole word at a time (#4761).

“Rendering page N…” for slow pages

In single-page mode, going to a page that takes a long time to render shows “Rendering page N…” instead of leaving the previous page on screen.
More: changes from June 15, 2026 and the full changelog.
#SumatraPDF #release notes
Oct 17 2026

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