Suggestions for XeTeXfontinfo

The following packages have something in common with the package XeTeXfontinfo. The packages are ordered in decreasing similarity.

Package unimath-plain-xetex: OpenType math support in (plain) XeTeX
Package font-change-xetex: Macros to change text and mathematics fonts in plain XeTeX
Package ec-plain: Use EC fonts in Plain TeX
Package ucharclasses: Font actions in XeTeX according to what is being processed
Package font-change: Macros to change text and mathematics fonts in plain TeX
Package fontwrap: Bind fonts to specific unicode blocks
Package mathtime-pln: Plain TeX macros for using MathTime and MathTime Plus
Package plstmary: St. Mary’s Road font support for plain TeX
Package xetex-itrans: Itrans input maps for use with XeLaTeX
Package do-it-yourself-tex: Back to Plain XeTeX
Package fontsetup: A front-end to fontspec, for selected fonts with math support
Package fontsetup-nonfree: A front-end to fontspec, for selected non-free fonts
Package plnfss: Font selection for Plain TeX
Package fontbook: Generate a font book
Package zxjafont: Set up Japanese font families for XeLaTeX
Package ifis-macros: Check if a given input string is a number or dimension for TeX
Package plain-cm: Variable sized fonts in Plain TeX
Package font-selection: Font selection for plain TeX
Package fontch: Changing fonts, sizes and encodings in Plain TeX
Package pdcmac: Damian Cugley’s document tools
Package miniltx: An abstract of LaTeX facilities for use with Plain TeX
Package bibplain: Simple macros for using BibTeX with Plain TeX
Package extradefs: A miscellany of support macros
Package redefine: Conditional macro, etc., definitions
Package unouter: Suppress \outer flags in Plain TeX
Package pitex: Documentation macros
Package declare: Local register name declarations
Package kurdishlipsum: A lipsum package for the Kurdish language
Package ptext: A lipsum for Persian
Package settosize: Scale text to given width
Package fontchart: A font sampler