# alr > Ada package manager. > Manage Ada toolchains, dependencies, tools and libraries. > More information: . - Create a binary or library project: `alr init {{--bin|--lib}} {{project_name}}` - Add a dependency to the project: `alr add {{crate}}` - Run the compiled binary (no need to do `build` before): `alr run` - Compile the project: `alr build {{--release|--development|--validation}}`