Although Yawcam’s development isn’t very active, the author of this video security software has at least made an effort to keep the project going by releasing updates from time to time, mainly to fix bugs.
choose your screenname, password and verify email -- that's it!
You can then configure ‘zones’ which are rectangular areas within the webcam’s view which will be used for detecting motion.
You might select your baby’s cot, a cat flap or door, or the space where you park your car.
Good software will provide a playback console which shows recorded clips on a timeline so you can quickly watch clips recorded when movement was detected.
Depending on the software, there might be options to send an email (along with a jpg image) or a text message when motion is detected, upload the clip to You Tube or an FTP server, or even play a recorded message, such as you telling your dog to stop barking (i Spy can be configured to respond to audio triggers as well as motion).