Fontawesome 4 Show archive.org snapshot has introduced new naming conventions that make it easy to retrieve variants of a given icon.

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The format is:

fa-[name]-[alt]-[shape]-[o]-[direction]

Note that this is a naming convention which doesn't imply there's an icon for any combination of tags.

name

The name of the icon, e.g. comment, print, bookmark etc. See the full list Show archive.org snapshot .

alt

An alternative icon.

shape

The icon inside a circle or square.

o

An outlined version of the icon. (Default style is "solid".)

direction

Always at the end. One of right, up, down, left. Example: fa-arrow-right, fa-arrow-circle-right. May also be h or v (for horizontal/vertical), if applicable. Example: fa-arrows-v.

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