Halp - Slack-first ticketing for internal helpdesk

Sell.app - Sell.app is the easiest way to sell digital products online. Spin up your own storefront in just a few minutes and start selling instantly.

Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.

Shoppy - Automatically get order notifications & summaries in Slack

Roby - Refreshingly simple helpdesk for Slack & Teams users

WooCommerce - A freely available eCommerce plugin that enables shop facilities on your WordPress website. Functionality enabling extensions & beautiful themes available.