# equery

> View information about Portage packages.
> More information: <https://wiki.gentoo.org/wiki/Equery>.

- List all installed packages:

`equery list '*'`

- Search for installed packages in the Portage tree and in overlays:

`equery list -po {{package1 package2 ...}}`

- List all packages that depend on a given package:

`equery depends {{package}}`

- List all packages that a given package depends on:

`equery depgraph {{package}}`

- List all files installed by a package:

`equery files --tree {{package}}`