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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.

Often paired with the React framework Next.js - Vercel is the best place to deploy any frontend app. Start by deploying with zero configuration to our global edge network. Scale dynamically to millions of pages without breaking a sweat.

Optimizely offers powerful, easy to use solutions, to test what messages, imagery, and offers help increase conversion, retention, and lifetime value.

SendGrid provides and manages an email server on your company's behalf, so your communications with customers are reliably sent and delivered as needed. It's perfect when you need to send transactional emails, password recovery emails or notifications to users from your website.

Datadog is a monitoring platform for cloud applications. They bring together data from servers, databases, and third-party services to make your stack entirely observable. This helps DevOps teams avoid downtime, resolve performance issues, and ensure customers are getting the best user experience.

Sanity.io is the platform for structured content. With Sanity.io you can manage your text, images, and other media with APIs. You can also use the open-source single page application Sanity Studio to quickly set up an editing environment that you can customize.

Global-e's end-to-end ecommerce platform enables merchants to increase international traffic conversions and drive online sales in over 200 destinations worldwide. Through a single integration, you can offer online consumers across the globe a seamless localized shopping experience tailored to their specific market preferences and aligned with your brand’s business needs and goals

Rise.ai enables your eCommerce store to quickly establish a store Credit & loyalty program. With Rise.ai you harness the power of gift cards to increase revenue & loyalty and to drive new customers to your store.

Retention.com integrates with the world’s leading marketing automation platforms to optimize list growth, reclaim abandonment cart revenue, and re-engage lapsed audiences through industry leading data integration systems. Maximize untapped revenue for your e-commerce store with a platform that’s built to increase customer retention and abandonment revenue.

Text based marketing for eCommerce stores. Attentive is used mainly as a way to promote offers via SMS, or otherwise used for abandoned carts or to promote retention. Attentive also directly integrates with eCommerce platforms such as Shopify.

Kustomer helps brands increase satisfaction and loyalty by empowering agents to engage customers in personalized conversations. Kustomer keeps track of customer information such as purchase behavior, site behavior and conversations to give support agents the tools they need to assist customers.

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.

Blotout is a cutting-edge platform designed to restore data accuracy and marketing identity in a world moving away from traditional cookies. It provides infrastructure-as-code solutions that enable companies to capture and store customer data directly to their own systems, ensuring data security and compliance while enhancing customer relationships.

Next.js is an open-source React based JavaScript framework created by Vercel. Next.js boasts many features that align with the specs required for eCommerce projects, including; Live collaboration tooling, image optimization for seamless product discovery, built-in internationalization, and built-in analytics.

Wunderkind (formerly BounceX), does a few things - but most famously multi-channel marketing and ads. Their ad inventory is extensive and their team is laser-focused on delivering performance for their clients.

Shopify is a commerce platform that allows anyone to set up an online store and sell their products. It's the go-to eCommerce platform for young direct-to-consumer brands. Its ease of use and setup is what's most attractive to merchants, but also the incredibly vast Shopify app store.