We know that Google Glass is planned for a proper consumer release next year, and it would follow that the device will need an easy place for users to get apps. Right now, there's no official centralized way to find apps, but it shouldn't be a surprise that Google has a plan for that, and intends on having a dedicated Google Glass app store ready for 2014...
Source: http://www.phonearena.com/news/Google-planning-a-dedicated-Glass-app-store-in-2014_id47150
Source: http://www.phonearena.com/news/Google-planning-a-dedicated-Glass-app-store-in-2014_id47150