Celluloid - Celluloid (formerly GNOME MPV) is a simple GTK+ frontend for mpv. Celluloid interacts with mpv via the client API exported by libmpv, allowing access to mpv's powerful playback capabilities.

Mockito - Mocking framework for unit tests in Java.

SMPlayer - SMPlayer is a free video and audio player for both Windows and Linux that allows you to play almost all media files without having to install additional codecs. Read more about SMPlayer.

400Force.net - The company offers advanced website QA testing, our model doesn't require meetings/special adjustments to start, we can start testing when we have the main URL address. Our principles are simplicity and quality and our software proves both.

VLC Media Player - VLC is a free and open source cross-platform multimedia player and framework.

Testbirds - Testbirds is a crowdtesting platform with a community of 100,000 testers