To keep your notebooks [future-proof](future-proof.md), `zk` uses a simple plain text format for your notes. Only Markdown is supported at the moment, but more formats may be added in the future.
### Customizing the Markdown links generated by `zk`
By default, `zk` will generate regular Markdown links for internal links. If you prefer to use `[[Wiki Links]]` instead, set the `link-format` setting to `wiki`. If you want to override completely the link format, you can also set `link-format` to a [custom template](template.md). Two variables `path` and `title` are available in the template, for example to generate a wiki-link with a title: