Apache is a free and open-source cross-platform web server software.
Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
Google Tag Manager is a tag management system (TMS) that allows you to quickly and easily update measurement codes and related code fragments collectively known as tags on your website or mobile app.
Magento is an open-source ecommerce platform written in PHP.
Mailchimp is a marketing automation platform and email marketing service.
Ubuntu is a free and open-source operating system on Linux for the enterprise server, desktop, cloud, and IoT.
WhatsApp Business is a free to download app available on Android and iPhone using which businesses can connect with their customers.