AviSynth is a very very powerful tool for video post-production. It provides almost unlimited ways of editing and processing videos. AviSynth works as a frameserver, providing instant and very fast editing without the need for temporary files.

Changes:

- Reenabled optimizations. RC2 broke plugins.
- Fixed duplicated line in resize+crop operations (beta regression)
Download: AviSynth 2.5.5 RC3