A DirectShow and Video for Windows codec (VFW)
A cross-platform DVD authoring application
A free video editor to cut, filter, and encode projects
Open Source Computer Vision Library
Swiss army knife of image processing
A premier mind-mapping software written in Java
AcademiX GNU/Linux Education
An extremely light-weight, open source media player for Windows®
Animated sprite editor & pixel art tool
Free all in one audio/video ffmpeg batch encoder
A youtube-dl fork with additional features and fixes
Quickly OCR part of the screen and save resulting text to clipboard
A simple paint program for Mac OS X
Cross-platform IPTV player application with multiple features
A lossless video/GIF/image upscaler achieved with waifu2x, Anime4K
Manga reader for Android
Audio Tag Editor
Use Autodesk Fusion 360 on Linux
FlightGear Flight Simulator: free open-source multiplatform flight sim