Petr Olšák submitted an update to the

OpTeX

package.

Version: 1.17 License: pd

Summary description: LuaTeX format based on Plain TeX and OPmac

Announcement text: --------------------------------------------------------------------------------

OpTeX 1.17 released

- OpTeX uses luahbtex instead luatex as default engine (from TeXlive 2025) - Default PDF version changed from 1.5 to 1.7 - minor changes in math typesetting (\it, \rm in math mode) - PDF outlines re-implemented using \pdfstring based on Lua - minor bugs fixed

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This package is located at https://mirrors.ctan.org/macros/optex

More information is at https://www.ctan.org/pkg/optex

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Thanks for the upload.

For the CTAN Team Manfred Lotz

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