See installed packages

List installed packages:

brew list # formulae and casks
brew list --formulae # just formulae
brew list --casks # just casks

List installed packages which are not dependencies of any others:

brew leaves
brew leaves -r # installed manually
brew leaves -p # installed as dependencies

List installed packages which are not dependencies of manually installed packages:

brew autoremove --dry-run

See dependency tree

Show dependencies of the wget formula in a tree format:

brew deps --tree wget

Show all installed formulae in a dependency tree format:

brew deps --tree --installed
brew deps --tree $(brew leaves) # remove duplicate showing of same dependency

Show dependency tree for all casks:

brew deps --tree $(brew list --casks -1)

Remove hanging dependencies

Uninstall hanging (no longer used) dependencies:

brew autoremove

References

See also

  • [[§ Computing]]