Unifi Video

Unifi Video by Ubiquity is designed specifically around Ubiquiti range of cameras and is free.

11 Alternatives To Unifi Video

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.

Bluecherry

Bluecherry is a Linux-based video surveillance application with a cross-platform client.

Contacam

This Free Video Surveillance and Live Webcam software for Windows is extremely easy on system resources, and does not contain unnecessary bloat.
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Motion

Mr-Dave has 3 repositories available. Follow their code on GitHub.
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MotionEye

motionEye is a web frontend for the motion daemon, written in Python.
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Securityspy

SecuritySpy is a multi-camera video surveillance application for the Macintosh.

Yawcam

Yawcam is short for Yet Another WebCAM software. The main ideas for Yawcam are to keep it simple and easy to use but to include all the usual features. DownloadDownload the webcam software Yawcam.
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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.

motionEyeOS

A Video Surveillance OS For Single-board Computers
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xeoma

xeoma - cctv software with Linux|windows|osx support and mobile clients.