"I’m impressed with how well GameMaker scales when you start out - from knowing nothing to getting familiar with it. [...] I still like GameMaker today, as a full time developer, just because it has all the tools I need to make the games." Greg Lobanov (Chicory: A Colorful Tale)
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http://www.shmup-dev.com/forum/viewtopic.php?f=4&t=37
Make 2D Games With GameMaker | Free Video Game Maker
