Blue Iris - Blue Iris is a high end security monitoring system that lets you view and control the feeds from all the cameras at your home or place of business.
iSpy - iSpy is software that allows the user to view and control video surveillance cameras. The software began development in 2007 and now has over 2 million users around the world, according to the software's website. Read more about iSpy.
ZoneMinder - ZoneMinder is a free and open-source piece of security software that can be used at home or in your business. The software puts you in control of all of your data, and it is exceptionally easy to setup. Read more about ZoneMinder.
Manything - Manything converts your spare iOS device into a free home monitoring camera in seconds.
VideoVelocity - VideoVelocity is long-term timelapse recording software. HD lossless quality, deflicker, scheduling, convert images to HD videos and more.
motionEyeOS - A Video Surveillance OS For Single-board Computers