Scalable tagging and commenting system that lets visitors leave you messages and talk to each other. Premium version has live chat capability.
Let visitors recommend your content on Google Search and share it on Google+.
Google+ platform websites integration using the Google+ platform tag.
The website supports openid single digital identity via the use of OpenID.
UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.
A scheme.org entity that represents a person (alive, dead, undead, or fictional).
A scheme.org entity that represents a blog post.