Apache is a free and open-source cross-platform web server software.
CivicTheme is an open source, inclusive and component-based design system. It was created so governments and corporations can rapidly assemble modern, consistent and compliant digital experiences.
PHP is a general-purpose scripting language used for web development.
reCAPTCHA is a free service from Google that helps protect websites from spam and abuse.
WhatsApp Business is a free to download app available on Android and iPhone using which businesses can connect with their customers.