Sony has had extensive and widely-used support for indie game development for the PlayStation platforms for quite some time.[1]
Microsoft has has had so-so support for indie developers (choice between them essentially acting as your publisher or fending for yourself in the Xbox Live Indie Games wasteland), but they're trying to fix that with ID@Xbox.[2]
Then, of course, there's Ouya, if you're in to that sort of thing.[3] It's an Android platform too.
[1]: http://us.playstation.com/develop/
[2]: http://www.xbox.com/en-us/Developers/id
[3]: https://www.ouya.tv