SMPlayer is a cross-platform graphical front-end for MPlayer and forks of Mplayer using GUI widgets offered by Qt. SMPlayer is free and open-source software subject to the terms of the GNU General Public License version 2 or later. Developed by Ori Rejwan
License: Open Source
UMPlayer is known for its lightweight performance and wide format support, making it suitable for users looking for simplicity and speed. In contrast, GOM Media Player offers a more comprehensive set of features, including advanced playback options and user-friendly interface, though it may require more system resources and has ads in its free version.