Game development studio websites are generally made simply to act as showcases for the games that the studio develops. This usually means that the websites themselves are not really the main focus, so lack some of the appeal that other types of sites a have. Some studios, however, have taken the opportunity to not only showcase their games, but also to show the users their design skills.
Below i have compiled 23 of some of the best examples on the web for your inspiration. If you have any more please feel free to share them in the comments.