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New on CTAN: pst-titration
by CTAN Announcements 27 May '26

27 May '26

Herbert Voß submitted the pst-titration package. Version: 0.01 License: lppl Summary description: Acid-Base pH Titration Curves with PSTricks Announcement text: ---------------------------------------------------------------------- Titration is a common laboratory method of quantitative chemical analysis to determine the concentration of an identified analyte (a substance to be analyzed). ---------------------------------------------------------------------- The package’s Catalogue entry can be viewed at https://ctan.org/pkg/pst-titration The package’s files themselves can be inspected at https://mirrors.ctan.org/graphics/pstricks/contrib/pst-titration/ ------------------------------------------------------------------------ Thanks for the upload. For the CTAN Team Petra Rübe-Pugliese ------------------------------------------------------------------------ CTAN is run entirely by volunteers and supported by TeX user groups. Please join a user group or donate to one, see https://ctan.org/lugs

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CTAN update: luamplib
by CTAN Announcements 27 May '26

27 May '26

Dohyun Kim submitted an update to the luamplib package. Version: 2.41.3 2026-05-26 License: gpl2 Summary description: Use LuaTeX’s built-in MetaPost interpreter Announcement text: ---------------------------------------------------------------------- * new optional argument for asgroup operator: wrapped * fix the parsing of asgroup option ---------------------------------------------------------------------- The package’s Catalogue entry can be viewed at https://ctan.org/pkg/luamplib The package’s files themselves can be inspected at https://mirrors.ctan.org/macros/luatex/generic/luamplib/ ------------------------------------------------------------------------ Thanks for the upload. For the CTAN Team Petra Rübe-Pugliese ------------------------------------------------------------------------ CTAN is run entirely by volunteers and supported by TeX user groups. Please join a user group or donate to one, see https://ctan.org/lugs

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CTAN update: ZUGFeRD
by CTAN Announcements 27 May '26

27 May '26

Marei Peischl submitted an update to the ZUGFeRD package. Version: 0.11 2026-05-25 License: lppl1.3c Summary description: ZUGFeRD and Faktur-X invoicing using LaTeX Announcement text: ---------------------------------------------------------------------- ZUGFeRD v0.11 * compatbility with current TeX Live * add support for additional references, e.g. BT-132 * extend flexibility of demo implementation * allow to set pdf metadata later than package loading (affects options zugferd/format) * bugfixes for format=basic ---------------------------------------------------------------------- The package’s Catalogue entry can be viewed at https://ctan.org/pkg/zugferd The package’s files themselves can be inspected at https://mirrors.ctan.org/macros/latex/contrib/zugferd/ ---------------------------------------------------------------------- Thanks for the upload. For the CTAN Team Vincent Goulet ---------------------------------------------------------------------- CTAN is run entirely by volunteers and supported by TeX user groups. Please join a user group or donate to one, see https://ctan.org/lugs

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CTAN update: ProfCollege
by CTAN Announcements 26 May '26

26 May '26

Christophe Poulain submitted an update to the ProfCollege package. Version: 1.00-b 2026-05-25 License: lppl1.3c Summary description: A LaTeX package for French maths teachers in college Announcement text: ---------------------------------------------------------------------- Version 1.00 geared towards LuaLaTeX but not only (See documentation) Some new commands : \GuideAne, \GratteCiel, \TableLacunaire... Improvements for some commands : \Pythagore become \NPythagore, \Trigo become \NTrigo... (but old commands are still available) Version 1.00-a: Fix \Cartographie and compilation for no LuaLaTeX users. Version 1.00-b: Fix Documentation. ---------------------------------------------------------------------- The package’s Catalogue entry can be viewed at https://ctan.org/pkg/profcollege The package’s files themselves can be inspected at https://mirrors.ctan.org/macros/latex/contrib/profcollege/ ------------------------------------------------------------------------ Thanks for the upload. For the CTAN Team Petra Rübe-Pugliese ------------------------------------------------------------------------ CTAN is run entirely by volunteers and supported by TeX user groups. Please join a user group or donate to one, see https://ctan.org/lugs

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New on CTAN: biblatex-greifswald
by CTAN Announcements via ctan-ann 26 May '26

26 May '26

Jonathan Garbe submitted the biblatex-greifswald package. Version number: 1 2026-05-25 License type: mit Summary description: The author-date BibLaTeX Greifswald style Announcement text: ---------------------------------------------------------------------- Greifswald bibliographies consist of two columns: The left one contains the publication date, while title and other bibliographical data (the body) are printed in the right column. The author names are printed in bold face and span both columns. The .bbx file can be used without the .sty file for non-tabular bibliographies. The .sty file can be used without the .bbx file as a general basis for tabular author-year bibliography styles. ---------------------------------------------------------------------- This package is located at https://mirrors.ctan.org/macros/latex/contrib/biblatex-contrib/biblatex-gre… More information is at https://www.ctan.org/pkg/biblatex-greifswald ------------------------------------------------------------------------ Thanks for the upload. For the CTAN Team Erik Braun ------------------------------------------------------------------------ CTAN is run entirely by volunteers and supported by TeX user groups. Please join a user group or donate to one, see https://ctan.org/lugs

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New on CTAN: tikz-sections
by CTAN Announcements via ctan-ann 26 May '26

26 May '26

Parsa Yazdi submitted the tikz-sections package. Version number: 0.2.0 2026-05-25 License type: lppl1.3c Summary description: Draw structural cross-sections Announcement text: ---------------------------------------------------------------------- TikZ-Sections is a TikZ-based LaTeX package for drawing structural engineering cross-sections. The package provides key-value commands for common cold-formed steel, hot-rolled steel, and reinforced-concrete section sketches, including channels, zees, RHS/SHS/CHS sections, universal beams and columns, plates, bars, and basic reinforced-concrete rectangular and circular sections. This release prepares the package for distribution on CTAN under the name `tikz-sections`. It introduces a clearer public command interface, package-safe TikZ loading, improved placement and transformation keys, updated documentation and examples, and a more consistent key-value API for structural section drawings. ---------------------------------------------------------------------- This package is located at https://mirrors.ctan.org/graphics/pgf/contrib/tikz-sections More information is at https://www.ctan.org/pkg/tikz-sections ------------------------------------------------------------------------ Thanks for the upload. For the CTAN Team Erik Braun ------------------------------------------------------------------------ CTAN is run entirely by volunteers and supported by TeX user groups. Please join a user group or donate to one, see https://ctan.org/lugs

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CTAN update: piton
by CTAN Announcements 26 May '26

26 May '26

François Pantigny submitted an update to the piton package. Version: 4.13 2026-05-25 License: lppl1.3 Summary description: Typeset computer listings with LPeg of LuaLaTeX Announcement text: ---------------------------------------------------------------------- New key ‘line-numbers/lmmono10-drawn’. With that key, the font Latin Modern Mono 10 will be used for the numbers of lines but these numbers will be drawn and not inserted as text in the PDF. Therefore, during a copy-paste, the PDF readers won’t catch those numbers. ---------------------------------------------------------------------- The package’s Catalogue entry can be viewed at https://ctan.org/pkg/piton The package’s files themselves can be inspected at https://mirrors.ctan.org/macros/luatex/latex/piton/ ------------------------------------------------------------------------ Thanks for the upload. For the CTAN Team Petra Rübe-Pugliese ------------------------------------------------------------------------ CTAN is run entirely by volunteers and supported by TeX user groups. Please join a user group or donate to one, see https://ctan.org/lugs

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CTAN update: tracklang
by CTAN Announcements 26 May '26

26 May '26

Nicola Talbot submitted an update to the tracklang package. Version: 1.6.8 2026-05-24 License: lppl1.3 Summary description: Language and dialect tracker Announcement text: ---------------------------------------------------------------------- Changed package options de-DE, de-AT and de-CH to be equivalent to options de-DE-1996, de-AT-1996 and de-CH-1996, respectively. Added de-DE-1901, de-AT-1901 and de-CH-1901. Added support for new babel-german language options ---------------------------------------------------------------------- The package’s Catalogue entry can be viewed at https://ctan.org/pkg/tracklang The package’s files themselves can be inspected at https://mirrors.ctan.org/macros/generic/tracklang/ ---------------------------------------------------------------------- Thanks for the upload. For the CTAN Team Vincent Goulet ---------------------------------------------------------------------- CTAN is run entirely by volunteers and supported by TeX user groups. Please join a user group or donate to one, see https://ctan.org/lugs

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New on CTAN: printcolormanager
by CTAN Announcements 25 May '26

25 May '26

Zsolt Bihari submitted the printcolormanager package. Version: 1.0 License: lppl1.3c Summary description: Automated color model management (CMYK, RGB, Gray) for print and digital Announcement text: -------------------------------------------------------------------------------- New package: printcolormanager The printcolormanager package provides an automated and unified color management workflow for LaTeX documents. It allows users to easily prepare the same document for different output media, such as CMYK for professional printing, RGB for screen viewing, or grayscale for black-and-white printing, simply by changing a single package option. Key features of version 1.0: - Global package options to switch the target color model (CMYK, RGB, gray, HSB, Lab). - A unified macro to define exact, manual values for custom colors across all color spaces. - Built-in prepress protections, including predefined Pure Black for typography and Rich Black for large background areas. - Automatic adaptation of xcolor and TikZ elements to the selected output. -------------------------------------------------------------------------------- This package is located at https://mirrors.ctan.org/macros/latex/contrib/printcolormanager More information is at https://ctan.org/pkg/printcolormanager -------------------------------------------------------------------------------- Thanks for the upload. For the CTAN Team Manfred Lotz CTAN is run entirely by volunteers and supported by TeX user groups. Please join a user group or donate to one, see https://ctan.org/lugs .

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CTAN update: pdfprivacy
by CTAN Announcements 25 May '26

25 May '26

Laurens Sion submitted an update to the pdfprivacy package. Version: 1.1 2026-05-24 License: lppl1.3c Summary description: A LaTeX package to remove or suppress pdf meta-data Announcement text: ---------------------------------------------------------------------- * Added support for xelatex (partial) and lualatex. Including pdfprivacy no longer yields compilation errors. * The documentation clarifies which meta-data fields can be suppressed for these engines. * Strict mode added for raising errors when data cannot be suppressed. ---------------------------------------------------------------------- The package’s Catalogue entry can be viewed at https://ctan.org/pkg/pdfprivacy The package’s files themselves can be inspected at https://mirrors.ctan.org/macros/latex/contrib/pdfprivacy/ ------------------------------------------------------------------------ Thanks for the upload. For the CTAN Team Petra Rübe-Pugliese ------------------------------------------------------------------------ CTAN is run entirely by volunteers and supported by TeX user groups. Please join a user group or donate to one, see https://ctan.org/lugs

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