| Groups (developers) | Abbr. | Country | City | Rating | |
|---|---|---|---|---|---|
| G.M.S. | 0.00 ±0.0 | ||||
| Gabi i Kvadryk | Poland | Pilszcz | 0.00 ±0.0 | ||
| Gäbler - Beer Production | 0.00 ±0.0 | ||||
| Galtron | 0.00 ±0.0 | ||||
| Game Gems, Inc. | 0.00 ±0.0 | ||||
| GATE | 0.00 ±0.0 | ||||
| GCC | 0.00 ±0.0 | ||||
| Gebelli Software | 0.00 ±0.0 | ||||
| Gemini Software | 0.00 ±0.0 | ||||
| General Masters Corporation | 0.00 ±0.0 | ||||
| Genesee Atari Group | 0.00 ±0.0 | ||||
| Genesis Project | Germany, Netherlands, Sweden | , Bielefeld | 0.00 ±0.0 | ||
| Genetic-Soft | 0.00 ±0.0 | ||||
| Georg Soft | 0.00 ±0.0 | ||||
| George Ward Software | United Kingdom | 0.00 ±0.0 | |||
| Germ-Soft | 0.00 ±0.0 | ||||
| German Cracking Artists | 0.00 ±0.0 | ||||
| GGL | 0.00 ±0.0 | ||||
| Gigasoft | 0.00 ±0.0 | ||||
| Gilsoft | 0.00 ±0.0 |
