EventOn is a popular WordPress plugin designed to create and manage events on a website. It offers a range of features, including event scheduling, recurring events, ticketing, and custom event categories. The plugin also provides options for displaying events in calendar views, lists, or grids, making it flexible for various website needs. EventOn offers both a free version and a premium version with additional features, such as more layout options, integrations, and advanced event management capabilities. Some third-party platforms offer EventOn under the GPL (General Public License), but these versions typically lack official support and updates.