Good guy VLC: www.videolan.org/legal.html

What are the usage restrictions for VideoLAN software? Short answer: there are none. You can use the software in the way you want (within the boundary of law), for personal, educational, research, military, governmental, professional purpose or any other way…

May I redistribute a piece of VideoLAN software? Yes, you may distribute an original or a modified version of a piece of VideoLAN software as long as you comply with its license terms. Most pieces of software from VideoLAN are licensed under the GNU General Public License Version 2 (referred herein as GPL). You will find a license file named COPYING in all our products.

Note: You do not need to ask VideoLAN the permission to distribute VideoLAN software!