.CKT File

File extension ckt is mainly associated with the B2 Spice Electronic Circuit Simulation Software, developed by Beige Bag Software, Inc.

Some older circuit design software like CircuitMaker might also have used CKT format for their circuit schematics / designs.

Files with ckt suffix are commonly found as Electronic Circuit designs or schematics. Used in CAE industry.

How to open:

You can work with these files using B2 Spice software.

How to convert:

Possibly can be exported to other PCB formars or exported as simple picture.