* `dev-db/postgresql`
* `dev-lang/elixir`
* `dev-vcs/git`
+* `dev-util/cmake`
#### Optional ebuilds used in this guide
* Emerge all required the required and suggested software in one go:
```shell
- # emerge --ask dev-db/postgresql dev-lang/elixir dev-vcs/git www-servers/nginx app-crypt/certbot app-crypt/certbot-nginx
+ # emerge --ask dev-db/postgresql dev-lang/elixir dev-vcs/git www-servers/nginx app-crypt/certbot app-crypt/certbot-nginx dev-util/cmake
```
If you would not like to install the optional packages, remove them from this line.