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.
PHP: Hypertext Preprocessor is a server-side scripting language designed for Web development, but also used as a general-purpose programming language. PHP code may be embedded into HTML code, or it can be used in combination with various web template systems, web content management systems, and web frameworks.
Sumo is easy to install on any website or CMS, Sumo is a suite of free app-like tools for growing website traffic, email subscriber lists and monitoring engagement.
CoSchedule is an all in one marketing calendar for in house marketing teams, agencies, small businesses, solo entrepreneurs, and higher education. The cloud-based app can be used to build content, collaborate with team members, schedule campaigns and social media posting, and streamline execution.
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.
MailChimp list management features help users organize and target their list for sending. They automatically remove bounce backs and unsubscribes from their list.
Hootsuite Insights offers real-time social media monitoring via a visual dashboard, smart, sharable reports, data widgets & infographic-style data visualization.
WordStream for PPC is a robust platform for managing pay-per-click marketing efforts involving large numbers of keywords. WordStream turns your private keyword data into profit-driving PPC campaigns.