pTeX-ng（別名 Asiatic pTeX、ApTeX）とは何かについてはコレを参照。
pTeX-ng と e-upTeX の拡張プリミティブを比較してみた。
| プリミティブ | pdfTeX | e-upTeX | pTeX-ng |
|---|---|---|---|
| e-TeX のプリミティブ(※1) | ✔ | ✔ | ✔ |
| pTeX 拡張のプリミティブ(※2) | ✔ | ✔ | |
| upTeX 拡張のプリミティブ(※3) | ✔ | ✔ | |
| （pdfTeX 拡張のプリミティブ） | |||
\ifpdfprimitive |
✔ | ✔ | |
\pdfcompresslevel |
✔ | ✔ | |
\pdfcreationdate |
✔ | ✔ | |
\pdffiledump |
✔ | ✔ | |
\pdffilemoddate |
✔ | ✔ | |
\pdffilesize |
✔ | ✔ | |
\pdfhorigin |
✔ | ✔ | |
\pdflastxpos |
✔ | ✔ | |
\pdflastypos |
✔ | ✔ | |
\pdfmdfivesum |
✔ | ✔ | |
\pdfminorversion |
✔ | ✔ | |
\pdfpageheight |
✔ | ✔ | ✔ |
\pdfpagewidth |
✔ | ✔ | ✔ |
\pdfprimitive |
✔ | ✔ | |
\pdfsavepos |
✔ | ✔ | |
\pdfshellescape |
✔ | ✔ | |
\pdfstrcmp |
✔ | ✔ | ✔ |
\pdfvorigin |
✔ | ✔ | |
\quitvmode |
✔ | ✔ | |
| （Omega 拡張のプリミティブ） | |||
\odelcode |
✔ | ||
\odelimiter |
✔ | ||
\omathaccent |
✔ | ||
\omathchar |
✔ | ||
\omathchardef |
✔ | ||
\omathcode |
✔ | ||
\oradical |
✔ | ||
| （e-pTeX 拡張のプリミティブ） | |||
\epTeXinputencoding |
✔ | ||
\hfi |
✔ | ||
\lastnodechar |
✔ | ✔ | |
\pagefistretch |
✔ | ||
\vfi |
✔ | ||
| （pTeX-ng 拡張のプリミティブ） | |||
\ngbanner |
✔ | ||
\ngostype |
✔ | ||
\shellescape |
✔ | ||
(※1)
\synctex を含む。(※2)
\dtou、
\ifdbox、
\ifddir、
\ifmbox、
\ifmdir、
\iftbox、
\iftdir、
\ifybox、
\ifydir、
\kcatcode、
\scriptbaselineshiftfactor、
\scriptscriptbaselineshiftfactor、
\textbaselineshiftfactor を含む。
(※3)
\disablecjktoken、
\enablecjktoken、
\forcecjktoken、
\kchar、
\kchardef、
\ucs。
