We are a group of social media researchers who want to create tools, generate and host open data, and support open scholarship related to social media. The Social Media Research Foundation is a 501(c)(3) tax exempt public charity incorporated in California.
NodeXL:
NodeXL Basic is a free, open-source template for Microsoft® Excel® 2007, 2010, 2013 and 2016 that makes it easy to explore network graphs. With NodeXL, you can enter a network edge list in a worksheet, click a button and see your graph, all in the familiar environment of the Excel window.
Learning Lovers.org 