HeldenViewer runs native under Windows, Mac Os X and Linux. It is OpenSource and licensed under the GNU GPLv3.
Please note that an external videoplayer is required which can handle .flv files. HeldenViewer has been tested with the free VideoLanClient which can be downloaded on http://www.videolan.org/vlc/.
Windows Version (Windows XP - Windows 10) (12 MB):
Linux / Source Version (0,09MB)
To compile the source code you need to have a current Qt Version as well as cmake. The compilation instructions can be found in the readme file.