| GtpCommand::Argument | Argument in command line |
| GtpCallback< ENGINE > | Member function command handlers |
| GtpCallbackBase | Abstract base class for command handlers |
| GtpCommand | GTP command |
| GtpEngine | Base class for GTP (Go Text Protocol) engines |
| GtpFailure | GTP failure |
| GtpInputStream | Base class for input streams used by GtpEngine |
| GtpOutputStream | Base class for output streams used by GtpEngine |