The plugin supports symbols from the ionicons library through the ionicons-api-plugin. More symbols can be added by installing additional plugins, such as font-awesome-api-plugin or custom-folder-icon-plugin. Symbols are referenced as "symbol-icon-name plugin-plugin-name". For example, the following are all valid references to symbols from the ionicons library:

The plugin supports the 16x16 icons that are offered by Jenkins. The plugin includes a group of icons as GIF images. Icons provided by the plugin are listed in the plugin documentation and are referenced as "image-name.gif". For example, the following are all valid references to icons included with the plugin: