Google Open Source - All of Googles open source projects under a single umbrella
Polar Analytics - Your #1 Analytics for Ecommerce — Centralize Ecommerce data and create custom reports + metrics without coding. Try it free.
whatdevsneed - This is whatdevsneed.
Attribution - Attribution provides multi-touch attribution with ROI tracking for company's marketing channels.
SmallDevTools - Handy developer tools with a delightful interface
Triple Whale - Triple Whale helps ecommerce brands make better decisions with better data.