Athlinks is a free-of-charge social networking website aimed at competitive endurance athletes.

Athlinks claims to have the "most comprehensive database of endurance race results and events anywhere in the world".

[1] The website also has a "rivals" feature, where a user can compare themselves to athletes with similar results.

[2] Like other social network websites, a user maintains a group of "friends".

In addition, users may keep a training log, list their gear items, upload photos, and present a schedule of future events.