Script written using FaceFX, an application used to build facial animations for video games; saves commands that execute application instructions, such as constructing a face graph, publishing an actor, or setting up an animation; useful for running repetitive operations.
FXL files save a series of instructions that could be manually entered individually at the FaceFX command line.
File created with the CryENGINE SDK, a program toolkit used for developing 3D games; saves a library of facial expressions for a 3D character; can include talking expressions or looks of concern, happiness, anger, and others.
FXL files store facial expressions for a character model (.CHR file). The FXL file to load for a given character is specified in the .CHRPARAMS file.