Suggestions for luatex-def

The following packages have something in common with the package luatex-def. The packages are ordered in decreasing similarity.

Package dvipdfmx-def: Configuration file for dvipdfmx graphics
Package pdftex-def: Colour and Graphics support for pdfTeX
Package graphics-def: Colour and graphics option files
Package xetex-def: Colour and graphics support for XeTeX
Package bxdpx-beamer: Dvipdfmx extras for use with beamer
Package dvisvgm-def: Colour and Graphics support for dvisvgm
Package drv: Derivation trees with METAPOST
Package pxtatescale: Patch to graphics driver for scaling in vertical direction of pTeX
Package styledcmd: Handling multiple versions of user-defined macros
Package ccool: A key-value document command parser
Package ltxnew: A simple means of creating commands
Package serbian-def-cyr: Serbian cyrillic localization
Package xoptarg: Expandable macros that take an optional argument
Package xnewcommand: Define \global and \protected commands with \newcommand
Package optparams: Macros with multiple optional parameters
Package pxpgfmark: e-pTeX driver for PGF inter-picture connections
Package xfp: Interface to the LaTeX3 floating point unit
Package cdcmd: Expandable conditional commands for LaTeX
Package lambdax: Use Lambda expression within LaTeX
Package mathcommand: \newcommand-like commands for defining math macros
Package xparse: A generic document command parser
Package inlinedef: Inline expansions within definitions
Package cssyntax: Readable, self-documenting command names for LaTeX package authors
Package xtemplate: A high-level interface for declaring document commands
Package letltxmacro: Let assignment for LaTeX macros
Package causalmodels: Notation macros for causal graphical models
Package emojicite: Add emojis to citations
Package pgfmolbio: Draw graphs typically found in molecular biology texts
Package lparse: Parse macro arguments with Lua using xparse-like specification
Package byrne: Typeset geometric proofs in the style of Oliver Byrne’s 1847 edition of Euclid’s Elements
Package defstring: Define macros as verbatim macros