freebsd unrar/rar
rar better than zip
/usr/local/bin/unrar聽
unrar x聽聽 *.rar聽 ./data聽 (uncompress *.rar聽 into folder聽 /data)
/usr/local/bin/zip -9 b1.zip ./data2/*聽聽聽 (use zip to compress /data/* into b1.zip)
install from ports聽 /usr/ports/archivers
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