Looking at Agency Sites is especially interesting because that's where the agencies get to do their very own thing. Your vision, your execution - no limits.
Web apps & products
These sites all have something that makes them stand out of the crowd. Great for finding some inspiration for your next project.
Collections of inspiration
If our picks are not to your tastes, here's a few links to pages that serve you curated pieces inspiration. CAUTION: Some of the sites below might be morally corrupt and take money for posting submissions.
Ps. Some of the sites might have been updated since we saved them and become even more cooler. Some times updates go the other way too.