K-Lite Mega Codec Pack 1.02
http://ftp.isu.edu.tw/pub/Windows/Edskes/k/klmcodec102.exe

K-Lite Codec Pack 2.26 Basic
http://ftp.isu.edu.tw/pub/Windows/Edskes/k/klcodec226b.exe

K-Lite Codec Pack 2.26 Full
http://ftp.isu.edu.tw/pub/Windows/Edskes/k/klcodec226f.exe

K-Lite Codec Pack 2.26 Standard
http://ftp.isu.edu.tw/pub/Windows/Edskes/k/klcodec226s.exe

Real Alternative 1.23
http://ftp.isu.edu.tw/pub/Windows/Edskes/r/realalt123.exe

QuickTime Alternative 1.33
http://ftp.isu.edu.tw/pub/Windows/Edskes/q/quicktimealt133.exe