eix
fast Gentoo package search utility
TLDR
Search for a package
$ eix [query]
Search for installed packages$ eix --installed [query]
Search in package descriptions$ eix --description "[description]"
Search by package license$ eix --license [license]
Exclude results from search$ eix --not --license [license]
SYNOPSIS
eix [options] [query]
DESCRIPTION
eix searches local Gentoo packages quickly using a pre-built cache. It provides fast package lookups with detailed version and USE flag information.
Run `eix-update` to update the local package cache before searching.
PARAMETERS
--installed
Only show installed packages--description text
Search in package descriptions--license license
Search by license--not
Negate the following condition-c, --compact
Compact output format-e, --exact
Exact name match
CAVEATS
Gentoo Linux specific. Requires running eix-update to build cache. Cache must be updated after emerge --sync.
SEE ALSO
emerge(1), equery(1), eix-update(1)