| G5 Software: Developers of Red Shark, Galaxy, and games for mobile devices. |
| Gabriel Interactive: Contains news, game details, and job information. |
| Game On: Developer of family computer games such as Billionaire and Carl's Classics [English, Svenska]. |
| GameOver-Games: Developers of PC action and puzzle games, including Brave Dwarves and Fox Jones. Contains news and game descriptions, with demonstration version downloads. |
| Gameworld Seven Ltd.: Contains company information, work to date, and news. |
| Ganymede Technologies: Developer for multiplayer online games sites. |
| Gatorhole AB: Gatorhole is a game production company based in Stockholm, Sweden that focus entirely on large Internet multiplayer games. |
| Gifted Minds: Makers of Adventure Maker. Includes help, tutorials, FAQ, free demos, schemes, screenshots and related links. |
| GLIPS Entertainment, Inc.: Independent developer of PC games and screensavers for Windows. |
| Goblineye Entertainment: An independent PC games developer. Site includes tool demos and project information. |
| Graphic State: Developer of Star X, Dark Arena, and Zcube for GameBoy Advance. Offers information on their projects, press releases, and a selection Flash games. |
| Green Ice: A software company that makes computer games. Site also competitions, newsletters, tutorials, and other products. |