Shopify is a popular e-commerce platform that allows businesses to create and manage an online store for selling products or services. It provides a wide range of features, such as product management, inventory management, and payment processing, as well as customizable design templates and a powerful content management system (CMS). Shopify also offers a variety of apps and plugins that can be used to add additional functionality to a store, such as email marketing and accounting integrations.

Shopify development refers to the process of creating and customizing a website using the Shopify platform. This can include designing and building a new store from scratch, or customizing an existing template to fit the specific needs of a business. Shopify development can involve working with HTML, CSS, and JavaScript to create custom designs, as well as using Shopify's Liquid programming language to add custom functionality to a store.

Shopify development can also include creating custom apps and plugins that can be used to add new features or functionalities to a store, such as creating a custom checkout process, integrating with a third-party shipping or payment provider, or adding a loyalty program.

Shopify development can be done by a Shopify developer or an agency that specializes in Shopify development. It can help businesses to have an online store that is tailored to their specific needs, with a professional design and additional functionality that can help them to stand out and increase conversions.