SPrello – an open source UI for SharePoint 2010 inspired by trello.com
A simple card/post it note like UI for displaying and organising items in SharePoint lists inspired by http://trello.com – Article with demo video
jQuery Library for SharePoint Web Services (new version)
This is a jQuery library which abstracts SharePoint’s Web Services and makes them easier to use. It also includes functions which use the various Web Service operations to provide more useful (and cool) capabilities. It works entirely client side and requires no server install.
SharePoint 2010 Google Maps V3 WebPart
This versatile SharePoint 2010 webpart allows you to display geographical points using Google Maps. It can get name, description and coordinates of each point from connected list webpart, configured list or directly from URL. It supports coordinates in many formats.
SharePoint FAQ 2010 Web Part
The purpose of the SharePoint FAQ Web Part is to provide a list-based, user-friendly FAQ component to be used in a SharePoint 2010.