# /opt/bin/uncompress --version
gunzip (gzip) 1.4

/opt/bin/gzip --version
gzip 1.4

# /opt/bin/tar --version
tar (GNU tar) 1.26

# /usr/bin/bunzip2 --version
bzip2, a block-sorting file compressor.  Version 1.0.6, 6-Sept-2010.

# /usr/bin/unzip --version
/usr/bin/unzip: invalid option -- -
BusyBox v1.10.3 (2010-05-17 05:57:25 UTC) multi-call binary