Files with a8s extension can be found as scripts from Anim8or 3D animation program.
A8S file extension - Anim8or script
What is a8s file? How to open a8s files?
File type specification:
The a8s file extension mainly related to Anim8or a 3D modeling and character animation program from R. Steven .Glanville.
The a8s file contains scripts used by the program.
This a8s file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.