AfterSell Post Purchase Upsell

Bloomex

Geolocation & Markets - Selecty

Grammar Content Assistant

Heliguy

Intiaro

Karstgoods

Lably - Product Labels & Badges

LangShop AI Language Translate

Memorial Stories

Optimal AB Testing

ORGANSK

OutSell Cross Sell & Upsell

Quicky Trending Bars & Banners

React Flow Workflow Automation

Relish

ReSell Post Purchase Upsell

SmartCarts

Stylefy Checkout Branding UI

Trackeroo: FREE Order Tracking

UpCart - Slide Cart Drawer

VAST Sports

AfterSell is a top-rated Shopify app developed to increase post-purchase revenue. Nowadays, the app is trusted by over 40,000 brands, helping them maximize the average order value while improving customer retention. Working continuously over the project, our team has developed version 2.0, enhancing performance and user satisfaction. It’s also important to note that the app earned the Built for Shopify badge, marking its seamless integration, high performance, and adherence to Shopify’s best practices.

AfterSell – Shopify Post-Purchase Upsell

Shopify

AfterSell is a top-rated Shopify app developed to increase post-purchase revenue. 

TypeScript

JavaScript

MongoDB

Express.js

React.js

Node.js

Shopify Polaris

UpCart is a powerful Shopify app designed to elevate the cart and checkout experience. By offering customizable options and sales-enhancing features, it helps merchants engage customers and drive more revenue.

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UpCart is a powerful Shopify app designed to elevate the cart and checkout experience. 

KOA framework

Apollo GraphQL

Karst is an Australian brand dedicated to creating sustainable, thoughtfully designed tools that empower creativity. Known for its high-quality recycled stone paper notebooks and woodless pencils, Karst focuses on removing friction in the creative process. Their mission is to provide an ecosystem of well-crafted workspace accessories that inspire and support innovation.

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We built a headless eCommerce platform for Karst, enabling seamless B2B and B2C sales of their eco-friendly creative accessories. Click to read more about this project. 

Hydrogen

Liquid

Prisma ORM

Redis

OpenAPI REST

Docker

CI/CD

Heliguy is a leading provider of drone technology solutions, with 17 years of industry experience. Their mission is to transform client potential through cutting-edge drone technology. The project focused on converting their Shopify-based drone sales and rental site into a headless e-commerce platform.

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Heliguy is a leading provider of drone technology solutions, with 17 years of industry experience. Explore our expertise in headless e-commerce!

SCSS

SASS

Figma

, highlighting our deep expertise in Shopify app development. Originally designed to enhance the global shopping experience, it allows store owners to automatically direct customers to the correct market while offering seamless language and currency switching.

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Attract customers from all over the world and increase global sales with market geolocation!

Remix.js

Sequelize

Mongoose

MariaDB

Apache Kafka

Single Page Application 

is a post-purchase upsell app developed by 

 that helps Shopify merchants increase revenue through automated upsell and cross-sell campaigns. The app enables store owners to boost sales without additional advertising costs and offers strategic product recommendations at key moments in the customer journey. 

ReSell is a post-purchase upsell app developed by DevIT Software that helps Shopify merchants increase revenue through automated upsell and cross-sell campaigns. 

RabbitMQ

Optimal AB Testing is a powerful A/B testing app designed to help businesses improve product listings and store features through data-driven decisions. Initially developed for a client as a custom solution, the project proved so effective and well-received that, in June 2025, we decided to acquire it ourselves, making it one more 

, following its strong market performance, DevIT successfully sold Optimal A/B Testing to investors.

Optimal AB Testing is a powerful A/B testing app designed to help businesses improve product listings and store features through data-driven decisions.

MySQL

OutSell Cross Sell & Upsell is a Shopify app designed to increase average order value (AOV) through intelligent product recommendations. The app offers a customizable pop-up widget and an intuitive admin panel, helping store owners boost sales by seamlessly suggesting complementary products.

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OutSell Cross Sell & Upsell is a Shopify app designed to increase average order value (AOV) through intelligent product recommendations. 

Svelte

 to help merchants automate their workflows and eliminate manual errors. This powerful tool streamlines routine tasks such as sending automated emails, managing inventory, and updating customer data. The app also allows merchants to save time and reduce human error. 

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React Flow is a Shopify app developed by DevIT Software to help merchants automate their workflows and eliminate manual errors. 

 product created to enhance onsite marketing for Shopify merchants. With a variety of banners and bars, store owners can easily drive sales and engagement. In January 2026, the 

, marking a major milestone for the product and its impact on the e-commerce space.

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Quicky Trending Bars & Banners is a DevIT Software product created to enhance onsite marketing for Shopify merchants. 

SmartCarts is a Shopify app designed for e-commerce merchants to enhance the shopping experience by offering real-time cart reservation functionality. It helps reduce cart abandonment and boost customer engagement by allowing shoppers to create, view, edit, and reserve their carts for future purchases.

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SmartCarts is a Shopify app designed for e-commerce merchants to enhance the shopping experience by offering real-time cart reservation functionality.

Nest.js

PostgreSQL

 is a fully customizable app developed by

for Shopify store owners, allowing them to easily add and manage product labels, badges, and stickers. This software product enhances product visibility, helping businesses highlight promotions, special offers, and key product features. Lably proudly owns the 

, confirming full compliance with Shopify’s highest quality, performance, and UX standards.

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Lably is a fully customizable app developed by DevIT Software for Shopify store owners, allowing them to easily add and manage product labels, badges, and stickers. 

 for Shopify Plus merchants to take full control of their checkout page branding and layout. With a user-friendly interface, the app allows merchants to easily customize their checkout experience, offering greater flexibility and enhancing customer satisfaction.

, DevIT sold Stylefy Checkout Branding UI to investors, further demonstrating our ability to develop and scale innovative Shopify tools.

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Stylefy Checkout Branding UI is an app developed by DevIT Software for Shopify Plus merchants to take full control of their checkout page branding and layout. 

 to help Shopify store owners improve the accuracy and professionalism of their content. By automatically correcting grammar and spelling errors across various areas of the store, this app helps boost SEO performance and enhances customer loyalty with minimal effort. The 

, but its impact on content quality remains significant.

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Grammar Content Assistant is an app developed by DevIT Software to help Shopify store owners improve the accuracy and professionalism of their content. 

 is a powerful translation and currency conversion app developed by 

 for Shopify stores, designed to make stores multilingual and multicurrency. Initially launched when Shopify lacked native multilingual support, LangShop became the first app to utilize Shopify's native features, offering a comprehensive solution for global merchants.

LangShop is a powerful translation and currency conversion app developed by DevIT Software for Shopify stores, designed to make stores multilingual and multicurrency.

Laravel

Trackeroo is a Shopify app designed to enhance the post-purchase experience by providing real-time order tracking. It offers a seamless and customizable tracking solution, making it easy for customers to monitor their deliveries in one place.

Trackeroo is a Shopify app designed to enhance the post-purchase experience by providing real-time order tracking.

Bloomex is a major online florist and gift delivery service that began as a local flower shop in Canada. Since expanding its operations, the company has grown into an international e-commerce brand, serving customers across Canada, Australia, and New Zealand. The platform offers fresh flowers, gourmet baskets, fruit hampers, and more — all produced and fulfilled through local facilities.

Bloomex is a major online florist and gift delivery service that began as a local flower shop in Canada, now also serving customers across Australia, and New Zealand. 

ORGANSK is an eco-conscious e-commerce platform for a Scandinavian denim label that blends fashion with sustainability. The brand is dedicated to offering timeless and responsible fashion choices by combining innovation, ethical values, and a low-impact production process.

ORGANSK is an eco-conscious e-commerce platform for a Scandinavian denim label that blends fashion with sustainability. 

Core-js

Preact

Relish is an international fashion brand from Naples, offering high-quality, trend-driven clothing for dynamic, independent women. With a strong identity rooted in bold Italian style and sustainability, Relish blends originality and attention to detail with a global presence across Europe.

Relish is an international fashion brand from Naples, offering high-quality, trend-driven clothing for dynamic, independent women.

VAST Sports is an Austrian brand specializing in high-quality training supplements designed to support peak physical performance. Their products combine scientifically researched ingredients, manufactured in certified facilities to ensure purity and effectiveness.

VAST Sports is an Austrian brand specializing in high-quality training supplements designed to support peak physical performance.

Intiaro is a visual commerce platform focused primarily on the furniture and interior design industry. It provides tools for 3D product visualization, configuration, allowing retailers and manufacturers to offer immersive customization experiences on their websites or in showrooms.

Intiaro is a visual commerce platform for furniture retailers, helping brands deliver immersive 3D product configuration experiences directly on their websites.

CSS3

E-Commerce

Memorial Stories is a web platform designed to help users honor the memory of their loved ones through personalized online profiles. The platform offers a space where users can preserve and share stories, photographs, and key life details, allowing for a lasting tribute to those who have passed away. 

Memorial Stories is a web platform designed to help users honor the memory of their loved ones through personalized online profiles.

Media

DevIT Group has 12+ years of experience in digital solution development. On this page, you can view our projects.

Our Works

E-Commerce

Media

Memorial Stories