An scl file extension is related to the Pro/Engineer and used for its data files.
.SCL file extension - Pro/ENGINEER data
What is scl file? How to open scl files?
File type specification:
The scl file extension is associated with the Pro/Engineer (also known as Creo Elements/Pro), a CAD 3D modeling software for Microsoft Windows, developed by PTC.
The scl file contains data form Pro/Engineer.
The default software associated to open scl 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 .scl 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 scl file, edit scl file, convert scl file, view scl file, play scl 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 scl files.
Programs that can create scl file - Pro/ENGINEER data
Programs supporting the exension scl 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 scl file action.
