Opera и Flash

Там-же где и для других - adobe.com

*  net-www/gplflash
      Size of downloaded files: 315 kB
      Homepage:    http://gplflash.sourceforge.net/
      Description: free, portable, and useable alternative to the flash-decoder by Macromedia
      License:     GPL-2

*  net-www/netscape-flash
      Size of downloaded files: 2,991 kB
      Homepage:    http://www.macromedia.com/
      Description: Macromedia Shockwave Flash Player
      License:     Macromedia