Are you using Adobe AIR for YouTube,Twitter,RSS reader and others application ?According Wikipedia explained that Adobe AIR is a cross-platform runtime environment for building rich Internet applications using Adobe Flash, Adobe Flex, HTML, or Ajax, that can be deployed as a desktop application.
If you interested in Adobe AIR application, you can find these application resources in this ways ;
Airpollo is Adobe AIR resources web site that can allow browsing all the AIR application,you may also uploaded Adobe AIR application that you liked.
Refreshingapps almost same as Airpollo.RefreshingApps will collect the Adobe AIR applications for comments and vote. RefreshingApps itself does not provide the download process, all the download link are from original author site, you can also submit your favorite Adobe AIR .