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.
jQuery is a cross-platform JavaScript library designed to simplify the client-side scripting of HTML. It is free, open-source software using the permissive MIT License. Web analysis indicates that it is the most widely deployed JavaScript library by a large margin.
Chartbeat measures realtime site activity and audience engagement of content with an easy to use dashboard, in-page analytics, historical reporting & more.
ConversionSweeper is a lead source analytics and management software. It tracks leads by source, medium, campaign, and search terms; going beyond Google Analytics by identifying the source of your highest quality leads.
Facebook Pixel helps organizations measure customer actions, build audiences and unlock optimisation tools. Facebook pixel is a snippet of JavaScript code that allows you to track visitor activity on your website.
Hotjar is a complete website and mobile analytics tool enabling web developers, UI designers, analysts, digital marketers & more, to optimize the usability and conversion rate of their websites.
Gmail is a free, advertising-supported email service offered as part of Google's G Suite, with 15GB of storage, color-coded inbox filters and unsend button.
SendGrid cloud-based email infrastructure relieves businesses of the cost and complexity of maintaining custom email systems. SendGrid provides reliable email delivery, scalability and real-time analytics along with flexible API's that make custom integration a breeze.
GNU Make is a tool which controls the generation of executables and other non-source files of a program from the program's source files. Make gets its knowledge of how to build program from a file called the makefile, which lists each of the non-source files and how to compute it from other files.