jBart is a jQuery visual toolkit with which you can build rich search boxes, interactive product galleries, interactive data views, rich forms and more.
Display nodequeue content in a panel without using views.
Set offset and limit in the pane, and choose whether to display your nodes in a list, as teasers or as full nodes.
Allows pasting google calendar code into a CCK textfield and displaying google calendar there. Implementation is EXTREMELY basic, and with as yet limited functional options.