Hummingway

Klaviyo is the best in class email marketing solution for eCommerce. It's powerful because it connects to your store, and you can create awesome customer segments based on past purchasing behaviors, customer preferences, and even future predictions of spending.

Amplitude is one of the most advanced product analytics platforms that helps teams convert, engage, and retain customers. The platform uses behavioral reports to understand users' interactions with products and provides insights to accelerate work on a real-time basis.

Netlify is a headless commerce solution, that gives your store near instantaneous page loads. The speed comes from Headless systems communicating with decoupled frontends via APIs.

Gorgias is of the most popular helpdesks for D2C brands. It centralizes all your support tickets in one place and enriches them with lots of extra context about a buyer's profile. Through Gorgias, you can connect directly to your eCommerce store and edit orders, modify subscriptions, and refund payments without leaving your helpdesk.

Headless frontend software to build sites with the services you want, like Shopify, Stripe, and WordPress. Integrate data from anywhere: APIs, databases, CMSs, static files — or multiple sources at once.

Contentful is content infrastructure. Their platform lets you create, manage and distribute content to any platform. Unlike a CMS, they give you total freedom to create your own content model so you can decide which content you want to manage.