Files with dcp file extension might also be found on OS/2 platform. Data codepage file.
DCP file extension - OS/2 data codepage
What is dcp file? How to open dcp files?
File type specification:
The dcp file extension is associated with the OS/2 operating system for IBM-PC compatible computers developed by IBM. The .dcp file stores data codepage.
IBM OS/2 system is obsolete and it was replaced by similar project called eCom Station.
The default software associated to open dcp file:
Company or developer:
IBM
OS/2 is operating system developed by IBM for personal computers. OS/2 is no longer marketed by IBM and support for OS/2 was discontinued in 2006. OS/2 is very similar like Windows in many ways, but also has similarities with Unix. The last version of OS/2 is named OS/2 Warp.
List of recommended software applications associated to the .dcp 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 dcp file, edit dcp file, convert dcp file, view dcp file, play dcp file etc. (if exist software for corresponding action in File-Extensions.org's database).
Unspecified and all other actions for computer programs working with dcp file - OS/2 data codepage
Click on the software link for more information about OS/2. OS/2 uses dcp file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).