A c86 file extension is related to the C86 Compiler and used for its source code files.
C86 file extension - Computer Innovation C86 C language source code
What is c86 file? How to open c86 files?
File type specification:
The c86 file extension is associated with C86 Compiler developed by the Computer Innovation.
The c86 file contains prepared C programming language source code for compiling. C86 Compiler is discontinued product.
This c86 file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.