The best open source alternative to Seventh D-Guard is ZoneMinder. If that doesn't suit you, our users have ranked more than 25 alternatives to Seventh D-Guard and six of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Seventh D-Guard are motionEye, Motion, motionEyeOS and Kerberos.IO.
ZoneMinder is a free video camera security application suite, designed for low cost DIY video security including commercial or home CCTV, theft prevention and child or family member monitoring including nanny cam applications.
motionEye is an online interface for the software motion, a video surveillance program with motion detection.
Motion is a program that monitors the video signal from one or more cameras and is able to detect if a significant part of the picture has changed; in other words, it can detect motion.
motionEyeOS is a Linux distribution that turns a single-board computer into a video surveillance system. The OS is based on BuildRoot and uses motion as a backend and motionEye for the frontend.
Kerberos.io is a low-budget video surveillance solution, that uses computer vision algorithms to detect changes, and that can trigger other devices.
Privastead is a privacy-preserving home security camera solution that uses end-to-end encryption. It has three key benefits:
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