GL-117 is a 3D action flight simulator featuring 20 missions, different fighters, a random terrain generator, lighting effects, sound effects, music, and joystick support.
Enter the Eagle Squadron and succeed in several challenging missions leading though different landscapes.
GL-117 is free and open source software.
Features include:
- Numerous missions over terrain such as:
- Mountain ranges.
- Canyons.
- Deserts.
- Objectives run from destroying enemy planes and defending oil rigs to attacking bases defended by SAM launchers and anti-aircraft guns.
- 5 levels of video quality.
Website: sourceforge.net/projects/gl-117
Support:
Developer: Thomas A. Drexl, Jean-Marc Le Peuvedic, Eugene Andreeschev, Eric Cheung
License: GNU General Public License

GL-117 is written in C++. Learn C++ with our recommended free books and free tutorials.
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20 years since the last version was released. It’s a pity that this project was finished.
A shame yes.