Skuuudle - Discover, match and monitor your eCommerce competitors.
UI Garage - Specific mobile and web design patterns for your inspiration
Prisync - Prisync is a competitor price tracking and monitoring software for all sizes of e-commerce companies worldwide.
Muzli - UI/UX and Design Inspiration Chrome Extension
Price2Spy - Price2Spy is a price monitoring, pricing analytics, and repricing tool, meant to help eCommerce professionals keep an eye on their competitors or retailers.
Design Hunt - Curated design inspiration for everyone