AviSynth frameserver is a powerful Windows and Linux. It aims at editing and processing videos in a nonlinear manner.Aviysnth 3.0 is a complete rewrite of Avisynth 2.5, written entirely by Gammon (David Pierre). Its advantages compared to Avisynth 2.5 are the following: abstract base layer that allows it to run on Windows and Linux. · Better management of cache. Scripting language · more powerful. · Some internal improvements. On the other hand, the bad news is that the plugins of Avisynth 2.5 are not compatible with version 3.0.