Linux Boomaga: Virtal printer with booklet option. Easiest of all in limited testing. Configure→Settings→Printer has duplexer→Flip on short edge. FOSS. pdfbook2: "Create print-ready PDF files from some INPUT PDF files for booklet printing." FOSS. BookletImposer / pdfimposer: "Basic imposition on PDF documents, especially designed to work on booklets." FOSS. Print a booklet: Manual instructions from Ubuntu. FOSS. macOS Preview: Some duplex-capable printers offer "Print As Booklet" at the...
