Red5!

MediaGoblin is a free software media publishing platform that anyone can run. You can think of it as a decentralized alternative to Flickr, YouTube, SoundCloud, etc.

Free Video Sharing CMS. Start your own video sharing website with CumulusClips video sharing script. It's free and easy to use. You can build a YouTube clone where users can upload videos, rate videos, comment on videos, and much more. CumulusClips video sharing script produces video compatible on iOS & Android mobile devices, as well as all the major browsers. These include: Firefox, Safari, Chrome, Opera, IE7+. Your videos are sure to reach the widest audience possible!

DreamVids - An open source video sharing platform.

Video sharing website with links to the software and source code.

MistServer is a lightweight, open-source multistandard multimedia server. It bridges the gap between lightweight webservers and the usually heavyweight mediaservers that support non-HTTP protocols.

YouPHPTube! is an video-sharing website.

Unreal Media Server is a software streaming server offering rich choice of live and on demand streaming functionality. It streams with variety of streaming protocols to deliver content to Flash Player, Silverlight, Windows Media Player, Unreal Media Player, mobile devices and Set-Top boxes.

GMediaServer serves audio and video files to certain network connected media players. Most hardware media players only play music and/or video—they don't provide the media themselves. Those media files have to come from a device on the network.

Flumotion is a leader in online video and audio technology. The multiple award-winning services include an Online Video Platform and Online Radio Platform that maximize content monetization and return on investment. The Software as a Service solution covers the entire value chain and transforms a single video or audio stream into value added content. It adapts live and on demand videos to all devices, allowing companies of any size to reach 100% of their audience. Clients and partners include Nestlé, L'Oréal, Orange, ACB, FIBA, Danone, Telefonica and NTT. »

The Adobe® Flash® Media Server family of products has become the industry-leading solution for streaming video and real-time communication. The ubiquity of the Adobe Flash Platform provides a rich viewing experience across virtually all operating systems and screens through integration with the Adobe Flash Player runtime, adopted on 98% of computer screens worldwide.

Streaming media server supporting all known streaming protocols.

Kurento Media Server provides, out of the box, group communications, mixing, transcoding, recording and playing. In addition, it also provides advanced modules for media processing including computer vision, augmented reality, alpha blending and much more.

A powerful and versatile multi-format video streaming server capable of real-time transcoding, dynamic media format adaptation, and live video distribution to a variety of user devices.

Smooth Streaming, an IIS Media Services extension, enables adaptive streaming of media to Silverlight and other clients over HTTP. Smooth Streaming provides a high-quality viewing experience that scales massively on content distribution networks, making true HD 1080p media experiences a reality.