A free COBOL compiler
EDITEL is a screen editor/code generator for GnuCOBOL programmers
Accounting system for smaller companies written in GnuCobol.
LIXA, LIbre XA, is a free and open source XA transaction manager
A collection of GnuCOBOL programs
A COBOL debugger for GnuCOBOL/OpenCOBOL written in GnuCOBOL
Personal Cobol projects that may be of use or interest to others
COBOL Plugin for Eclipse
All in, COBOL