Convert md5mesh to stl

What is the difference between .md5mesh and .stl?

Description: MD5MESH is a 3D mesh file format used by the video game Doom 3. It stores mesh data in a format that is used to render 3D models in the game. It contains data such as vertex positions, texture coordinates, vertex normals, triangles, and skinning weights.; Stl is the standard 3D data transmission file format mainly used for 3D printing. STL contains surface geometry descriptions of 3D objects and it uses a series of triangles to describe the surface geometry of a 3D model.