HubSpot's marketing software is a scalable, all-in-one platform for inbound marketing, combining content marketing, marketing automation, social media, analytics, and more, for marketing teams of all sizes to grow traffic, convert leads and track customers, all in one place.
Chartbeat measures realtime site activity and audience engagement of content with an easy to use dashboard, in-page analytics, historical reporting & more.
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.
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.
Typekit is an online service which offers a subscription library of high-quality fonts. The fonts may be used directly on websites or synced via Adobe Creative Cloud to applications on the subscriber's computers.