# opam

> OCaml Package Manager.
> Manage OCaml compilers, tools and libraries.
> More information: <https://opam.ocaml.org/>.

- Initialize opam for first use:

`opam init`

- Search for packages:

`opam search {{query}}`

- Install a package and all of its dependencies:

`opam install {{package}}`

- Display detailed information about a package:

`opam show {{package}}`

- List all installed packages:

`opam list`

- Update the local package database:

`opam update`

- Upgrade all installed packages:

`opam upgrade`

- Display help:

`opam help`