CTAN update: OpTeX

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:
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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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