SpreadSheetPlugin(1.1.7, v1.1.7): Add spreadsheet calculations like "$SUM($ABOVE())" to Foswiki tables and other topic text
ActionTrackerPlugin(2013-02-27, 2.4.10): Adds support for action tags in topics, and automatic notification of action statuses
AutoViewTemplatePlugin(2012-12-16, v1.1.7): Automatically sets VIEW_TEMPLATE and EDIT_TEMPLATE
BeautifierPlugin(1.0, $Rev: 7136 (2010-04-09) $): Provides the %CODE% and %ENDCODE% macros to display code fragments with formatting and syntax highlighting for improved readbility in wiki topics.
BlackListPlugin(08 Jan 2010, $Rev: 5969 (2010-01-07) $): Utility to keep malicious users away from a public Foswiki site
CalendarPlugin(2.000, $Rev: 8058 (2010-07-07) $): Show a monthly calendar with highlighted events
CommentPlugin(1.1.6, v1.1.6): Quickly post comments to a page without an edit/save cycle
EditTablePlugin(4.43, 4.43): Edit tables using edit fields, date pickers and drop down boxes
ExplicitNumberingPlugin(1.6.2, $Rev: 12385 (2011-08-25) $): Use the ##.,##.. etc. notation to insert outline numbering sequences (1, 1.1, 2, 2.1) in topic's text. Also support numbered headings.
ForEachPlugin(1.102, $Rev: 10382 (2010-12-22) $): Loop over successive elements of a list, or a range of numbers.
FormPlugin(2.4.0, $Rev: 14547 (2012-04-03) $): Lets you create simple and advanced HTML forms
MetaDataPlugin(3.21, 3.21): Bring custom meta data to wiki apps
PreferencesPlugin(1.1.5, v1.1.5): Allows editing of preferences using fields predefined in a form
RedirectPlugin(1.1, $Rev: 7923 (2010-06-26) $): Create a redirect to another topic or website.
RenderListPlugin(2.2.7, v2.2.7): Render bullet lists in a variety of formats
SlideShowPlugin(2.1.6, v2.1.6): Create web based presentations based on topics with headings
SmiliesPlugin(28 Nov 2012, v1.1.6): Render smilies like as icons
TablePlugin(1.142, 1.142): Control attributes of tables and sorting of table columns
TinyMCEPlugin(1.2.9, v1.2.9): Integration of the Tiny MCE WYSIWYG Editor
TreeBrowserPlugin(v2.0, $Rev: 5479 (2009-11-10) $): Renders a list as a collapsable/expandable tree.
TreePlugin(1.9.1, $Rev: 6156 (2010-01-27) $): Renders topics' parent-child relationships as hierarchical tree view. Useful for dynamic site maps and threads.
TwistyPlugin(1.6.18, v1.6.18): Twisty section Javascript library to open/close content dynamically
WorkflowPlugin(1.12.8, $Rev: 14978 (2012-06-13) $): Associate a "state" with a topic and then control the work flow that the topic progresses through as content is added.
WysiwygPlugin(16 May 2013, v1.1.16): Translator framework for WYSIWYG editors