socilab is a free tool that allows users to visualize and analyze their linkedin network. it works with the linkedin api to a) calculate structural hole metrics such as network density, hierarchy and constraint - and displays your percentile compared to other users of the tool, and b) display a dynamic/interactive visualization of your ego network with node coloring by industry and an option to enable/disable connections to self using d3.js. users might find it useful for class tutorials. former users of the now deprecated linkedin inmaps may find this to be a useful alternative.
Launched in 2005, Reddit is a social news website that displays news based on your personal preferences and what the community likes. Your preferences are determined based on your history of voting stories up or down. The company was started by two University of Virginia grads, Alexis Ohanian and Steve Huffman in the Y Combin...
Google+ platform websites integration using the Google+ platform tag.
The Tweet Button is a small widget which allows visitors to share content and connect on Twitter.
Let visitors recommend your content on Google Search and share it on Google+.
Facebook's Like button is the quickest way for people to share content with their friends. A single click on the Like button will 'like' pieces of content on the web and share them on Facebook. You can also display a Share button next to the Like button to let people add a personal message and customize who they share with.