The following are common methods you will want to call in your front end templates:
Fetches an Icon from the provided filename and relative path.
Returns the dimensions of an icon from the provided filename and relative path. Optionally provide a height to contrain the dimensions by.
Returns the raw content from the provided filename and relative path.
Returns the raw contents of an SVG Spritesheet for a provided path. Used to output the spritesheet on your site, inline with your template content.
Returns the full URL to a font file, provided the given relateive path.
Available for Craft 3. Get it from the plugin store.