Webcampak is a photography appliance. Used with DSLR or Compact cameras it can capture high resolution pictures, create timelapse videos and send those elements to remote servers. Extensively uses open source softwares (gphoto2, ImageMagick, ...)
ZoneMinder is video and cctv surveillance and security application. It supports multiple video or IP cameras and a sophisticated motion detection system based around zones. Both live streams and historic events can be viewed via the web interface.
gallery2flickr is a plugin for the web-based Gallery2 software. It allows exporting image albums from Gallery to Flickr as well as importing photo sets or searches from Flickr into your gallery installation.