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.
Chat.io was designed to make the most of every chat with the minimum effort on their side. It learns from their conversations, automatically suggests responses and speeds up their service.
PollDaddy is a service that provides polling widgets for blogs, websites, and social networks. PollDaddy has recently entered a partnership with Piczo to provide poll services to their 30 million users.
YouTube is a video sharing service where users can watch, like, share, comment and upload their own videos. The video service can be accessed on PCs, laptops, tablets and via mobile phones.
Square Invoices is a cloud-based invoice generation platform from which sellers can create,send,and track customized, professional-looking invoices for free.