News

News, releases, and notable changes across the boxes and glue ecosystem.

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Attachments and a companion-Lua pattern for ZUGFeRD invoices

glu's Markdown mode gains a generic `attachments:` frontmatter key and a worked example of the companion-Lua pattern for compliance formats. Demonstrated end-to-end on ZUGFeRD/Factur-X. Plus: htmlbag now swallows whitespace after a forced line break, matching browser behaviour.

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June 2, 2026

PDF/UA-2 (ISO 14289-2) is now supported across the stack

boxesandglue, htmlbag, glu, bagme and xts now produce PDF 2.0 with PDF/UA-2 tagging, HTML5-namespaced structure trees, RoleMapNS, structure destinations — veraPDF reports isCompliant=true.

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May 19, 2026

Markdown to PDF in CI: introducing glu-action

A GitHub Action that renders Markdown, HTML, or Lua to PDF in one workflow step. PDF/UA tagging and reproducible builds are switched on from the frontmatter.

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May 14, 2026