Files with cache2 file extension can be found as temporary files from Pro/Engineer program.
Software that open cache2 file
CACHE2 file extension - Pro/Engineer data
What is cache2 file? How to open cache2 files?
File type specification:
The cache2 file extension is associated with the application Pro/Engineer (now Creo Elements/Pro), a CAD solution for Microsoft Windows operating system, developed by PTC. Probably a temporary or cache file.
The default software associated to open cache2 file:
Pro/Engineer (Creo Elements/Pro) 
Company or developer:
Parametric Technology Corporation
Pro/Engineer is integrated 3D CAD/CAM/CAE solution used to mechanical engineering, design and manufacturing. First version was released in 1997. Pro/Engineer runs on Microsoft Windows and Unix. In 2010 Pro/Engineer was renamed on Creo Elements/Pro.
List of software applications associated to the .cache2 file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open cache2 file, edit cache2 file, convert cache2 file, view cache2 file, play cache2 file etc. (if exist software for corresponding action in File-Extensions.org's database).
Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting cache2 files.
Programs that can create cache2 file - Pro/Engineer data
Programs supporting the exension cache2 on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about Pro/Engineer (Creo Elements/Pro) for create cache2 file action.
