Bootstrap is a free and open-source front-end framework for designing websites and web applications. It contains HTML and CSS-based design templates for typography, forms, buttons, navigation and other interface components, as well as optional JavaScript extensions.
Gravatar is a service for providing globally unique avatars and was created by Tom Preston-Werner. It is owned by Automattic, having integrated it into their WordPress.com blogging platform.
Hypertext Markup Language (HTML) is the standard markup language for documents designed to be displayed in a web browser. It can be assisted by technologies such as Cascading Style Sheets (CSS) and scripting languages such as JavaScript.
MailChimp gives you all the power of enterprise-level automation without any of the headaches. Provide timely, relevant information with MailChimp Workflows.
Chartbeat measures realtime site activity and audience engagement of content with an easy to use dashboard, in-page analytics, historical reporting & more.
Zoom is a scalable, cloud based video conferencing & web conferencing platform enabling online meetings, webinars, file sharing, group messaging and more.