- The Adobe Exchange for Flash has a large selection of third party components at http://www.adobe.com/cfusion/exchange/index.cfm?event=productHome&exc=2&loc=en_us.
- Grant Skinner has been developing components for some time now. In fact as many of you already know he worked with Metaliq to develop the AS3 components for Flash CS3. http://www.gskinner.com
- Yahoo has a great set of components at http://developer.yahoo.com/flash/astra-flash/
- Digicrafts has some visuall richcomponents at http://www.digicrafts.com.hk/components/
- There is a nice selection of components at http://www.afcomponents.com/components/