Here is a list of what build out of the box in the archives directory, next I'll go to the geography.

Is this list useful?

I build them and only test I did was to start the executable.

Archivers/bsdtar
Archivers/bunzip
Archivers/bzip2
Archivers/cabextract
Archivers/dact
Archivers/fastjar
Archivers/freeze
Archivers/gshareutiLS
Archivers/gzip-base
Archivers/gzrecover
Archivers/ha
Archivers/jamjar ( build but core dumps on startup)
Archivers/lbrate
Archivers/lcab
Archivers/lha (must agree to license)
Archivers/libarchive
Archivers/liblzo
Archivers/lzma
Archivers/lzo
Archivers/macutils
Archivers/makeself
Archivers/mscompress
Archivers/nulib2
Archivers/pdbar
Archivers/rzip
Archivers/squsq
Archivers/szip (license)
Archivers/unace
Archivers/unarg ( license)
Archivers/undms
Archivers/unlzx
Archivers/unrar (license)
Archivers/unzip ( same as zip )
Archivers/unzoo
Archivers/xbin
Archivers/xpk
Archivers/zip (license)