Suggestions for erw-l3

The following packages have something in common with the package erw-l3. The packages are ordered in decreasing similarity.

Package suanpan-l3: Traditional Chinese 7-beads suanpan (abacus) package based on l3draw
Package functional: An intuitive functional programming interface for LaTeX2
Package kalendarium: Print dates according to the classical Latin calendar
Package l3packages: High-level LaTeX3 concepts
Package xfp: Interface to the LaTeX3 floating point unit
Package fduthesis: LaTeX thesis template for Fudan University
Package l3keys2e: LaTeX2ε option processing using LaTeX3 keys
Package xcoffins: Rich boxed material for LaTeX 3
Package xparse: A generic document command parser
Package xfrac: Split-level fractions
Package xargs: Define commands with many optional arguments
Package etl: Expandable token list operations
Package l3experimental: Experimental LaTeX3 concepts
Package xtemplate: A high-level interface for declaring document commands
Package hawkdraw: Draw vector graphics using l3draw with a simple syntax
Package l3docstrip: Strip documentation in LaTeX3 source
Package l3kernel: LaTeX3 programming conventions
Package zhlipsum: Chinese dummy text
Package njuthesis: LaTeX thesis template for Nanjing University
Package l3regex: Regular expression facilities for LaTeX
Package expl3: Wrapper package for experimental LaTeX3
Package l3kernel-dev: Development pre-release of l3kernel
Package tex-ini-files: Model TeX format creation files
Package unicode-data: Unicode data and loaders for TeX
Package ltx3pub: Early publications of the LaTeX project
Package xgalley: Control text feeding onto the page
Package was: A collection of small packages by Walter Schmidt
Package foilhtml: Interface between foiltex and LaTeX2HTML
Package mapcodes: Support for multiple character sets and encodings
Package ltxmisc: Miscellaneous LaTeX packages, etc.
Package calendar-barr: A calendar document