IOC was an extensive set of C++ classes used to build CLI and GUI applications which could then be easily cross-compiled to OS/2, Microsoft Windows, and AIX.
IBM | Australian Open | French Open | Open University | open source | U.S. Open | IBM PC compatible | Wacken Open Air | The Open Championship | Gym Class Heroes | IBM DB2 | U.S. Open (tennis) | class action | class | All England Open Badminton Championships | U.S. Open (golf) | Open Source | Open-pit mining | 2006 Australian Open | Open Software Foundation | Indira Gandhi National Open University | IBM mainframe | Class A | working class | Lamar Hunt U.S. Open Cup | DB Class 218 | Class War | British Rail Class 37 | 2005 Australian Open – Men's Singles | U.S. Women's Open |