GM Code or GMcode stands for GreyMatter code. It provides style formatting without HTML tags.
This skin tag displays a list of who is online.
All logged in users and guest users who have requested a page in the last 5 minutes are listed.
Ping the b2evolution.net site after your posts
This plugin is no longer maintained.
The third-party service used by plugin has changed its terms and seems to be no longer supported.
More information: http://forums.b2evolution.net/topic-18099#c93463
This skin tag displays a navigable calendar.
Days containing posts are highlighted.