Coderway.net - Unlimited creative options
Analyzify - Google tag manager and analytics app for your Shopify store
GoSquared & Slack - Traffic spikes and user notifications sent straight to Slack
Shopgram - A free analyzing tool for exploring top Shopify stores
ClippingMagic.com - Remove image backgrounds online. Make backgrounds transparent, white, etc. Edit, crop, rotate, fix colors, add shadows, all you need for great photos!
BareMetrics - SaaS Analytics for Stripe