The best Video Streaming alternative to Plex is Universal Media Server, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to Plex and 18 are Video Streaming Apps so hopefully you can find a suitable replacement. Other interesting Video Streaming App alternatives to Plex are Serviio, Ampache, Olaris and Videostream.
Universal Media Server is a media server capable of serving videos, audio and images to any DLNA-capable device. It supports any device capable of DLNA and runs on all major operating systems: Windows, OS X and Linux.
No faffing about and less intrusive and no personal data shared like plex does.
Works fine with Chromecast.
Serviio is a free media server. It allows you to stream your media files (music, video or images) to any DLNA-certified renderer device (e.g. a TV set, Bluray player, games console) on your home network.
Ampache is a web based audio streaming application and file manager allowing you to access your music from anywhere, using almost any internet enabled device.
Ampache is an audio server, while plex supports both audio and video (and it is heavily focused on video streaming)
Ampache is an audio server only, which is only a small subset of what Plex does, and not even Plex's primary focus.
Select any video from the Videostream extension for Google Chrome and, using the Chromecast extension, play it on your Chromecast. It's fast and simple to use. Videostream supports subtitles, MKV, AVI, MP4, playlists, and more.
NextPVR. NextPVR is a popular free personal video recorder application for Microsoft Windows, making it easy to watch or record Live TV.
An all-in-one solution for sending about any video from your Windows or Mac computer to your Chromecast or Apple TV.
Nothing to do with Plex. This software just streams to your media devices. (Chromecast or Apple TV)
Stream all of your media from your Windows PC and tablet, directly to your TV, via your Google Chromecast, Roku 1, 2, 3, Xbox and Apple TV.
Play videos from your mobile to your HD TV! No box, no cables, no TV apps! Just pick a video and tap to play!
Video Player to play video files from all kinds of source, local file, smb file on nas, webdav service, cloud driver etc.
Sit anywhere in your house and watch movies or TV shows on your iPhone, iPod or iPad.
very good app for IOS lovers. I use it always on my ipad.
Emit can stream from a Windows/Mac/Linux machine to an android/iOS device. Videos are transcoded live and can be in any format. It supports subtitles (including mkv subtitles). The devices do not need to be in the same WLAN network, the streaming works over 3G as well.
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Extremely easy install. Completely seamless connection to Roku Media Player. Very lightweight, but fully functional.