Suggestions for Expkv-bundle

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

Package expkv-cs: Define expandable key=val macros using expkv
Package expkv-def: A key-defining frontend for expkv
Package expkv-opt: Parse class and package options with expkv
Package expkv: An expandable key=val implementation
Package luakeys: A Lua module for parsing key-value options
Package lparse: Parse macro arguments with Lua using xparse-like specification
Package ltxcmds: Some LaTeX kernel commands for general use
Package pdftexcmds: LuaTeX support for pdfTeX utility functions
Package collargs: Collect arguments of any command
Package advice: Extend commands and environments
Package luakeyval: A minimal key/value system for LuaTeX based on token.scan_key_cs
Package namedef: TeX definitions with named parameters
Package localloc: Macros for localizing TeX register allocations
Package plainpkg: A minimal method for making generic packages
Package l3keys2e: LaTeX2ε option processing using LaTeX3 keys
Package hologo: A collection of logos with bookmark support
Package iftex: Am I running under pdfTeX, XeTeX or LuaTeX?
Package youngtab: Typeset Young-Tableaux
Package tuple: Expandable operations for tuples of numbers
Package etoolbox-generic: A loader for etoolbox.sty in non-LaTeX formats
Package simplekv: A simple key/value system for TeX and LaTeX
Package multido: A loop facility for Generic TeX
Package multiexpand: Variations on the primitive command \expandafter
Package gobble: More gobble macros for PlainTeX and LaTeX
Package duckuments: Create duckified dummy content
Package kantlipsum: Generate sentences in Kant’s style
Package blindtext: Producing blind text for testing
Package catcodes: Generic handling of TeX category codes
Package polexpr: A parser for polynomial expressions
Package witharrows: Aligned math environments with arrows for comments
Package luatexja: Typeset Japanese with Lua(La)TeX