Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
moltin - Inventory, cart, checkout, payments & more through a simple API
Roby - Refreshingly simple helpdesk for Slack & Teams users
Commerce.js - Rapidly create eCommerce experiences on web and mobile
Sidequest for Slack - Create and track personal or support team tasks, 100% inside Slack.
Shopify - Shopify is a powerful ecommerce platform that includes everything you need to create an online store and sell online. Try it free for 14 days.