All links are defined in the `data/links.yml` data file. Valid attributes are:
- **name**: the name displayed below the tile
- **url**: the url href, also used for text when no img is specified
- **tags**: (_optional_) list of tags to apply to this tile
- **img**: (_optional_) path to tile image, this will replace any text in the tile
-**txt_color**: (_optional_) css used to set the [`color`](https://developer.mozilla.org/en-US/docs/Web/CSS/color) of a tile, a random value is chosen if none is specified
- **bg_color**: (_optional_) css used to set the [`background-color`](https://developer.mozilla.org/en-US/docs/Web/CSS/background-color) of a tile.
Along the left side of the screen is a navigation bar that can be used to filter the links. The filtering occurs on the tag attribute of the links. For example, when the 'favorite' tag is selected, only the links with the 'favorite' tag attribute will be shown.
A nav filter is defined as:
- **name**: The name displayed in the UI
- **tag**: the tag name to filter links with
- **icon**: the [font-awesome](http://fontawesome.io/icons/) name of the icon to display