Administration Menu 6.x: Renders a menu tree for administrative purposes as dropdown menu at the top of the window.
Content 6.x: Allows administrators to define new content types.
Content Copy 6.x: Enables ability to import/export field definitions.
Fieldgroup 6.x: Create field groups for CCK fields.
Node Reference 6.x: Defines a field type for referencing one node from another.
Number 6.x: Defines numeric field types.
Option Widgets 6.x: Defines selection, check box and radio button widgets for text and numeric fields.
Text 6.x: Defines simple text field types.
User Reference 6.x: Defines a field type for referencing a user from a node.
Blog 6.x: Enables keeping easily and regularly updated user web pages or blogs.
Color 6.x: Allows the user to change the color scheme of certain themes.
Comment 6.x: Allows users to comment on and discuss published content.
Contact 6.x: Enables the use of both personal and site-wide contact forms.
Database logging 6.x: Logs and records system events to the database.
Forum 6.x: Enables threaded discussions about general topics.
Help 6.x: Manages the display of online help.