# gen-completions

[Shell completions](https://en.wikipedia.org/wiki/Command-line_completion) for Atuin can be generated by specifying the output directory and desired shell via `gen-completions` subcommand.

```console
$ atuin gen-completions --shell bash --out-dir $HOME

Shell completion for BASH is generated in "/home/user"
```

Possible values for the `--shell` argument are the following:

- `bash`
- `fish`
- `zsh`
- `nushell`
- `powershell`
- `elvish`

Also, see [Supported platforms](../support.md).
