Here are seven tools that I think they are worth a look for nonprofits. These range from social media policy and advice to video distribution to managing your social media presence to charting your social graph.
Social Media Policy Database - Social Media Governance
More than 160 searchable Social Media policies
Article, Case Studies and Advice on Using Social Media - Social Media Examiner
A free online magazine designed to help you discover how to best use social media tools to find supporters, increase contributions and generate more brand awareness.
Free Video Syndication & Analytics Tools - TubeMogul
Update multiple video and social networking sites from one place. Analytics tools shows who views what and where videos are being viewed.
Understand Your Online Social Capital - Peer Index
View vital stats, audience vs. authority compared with others, a topic fingerprint and more.
Check Username Availability Across Social Networking Sites - Namechk
Check across dozens of popular Social Networking sites for your desired username or vanity url.
Twitter email alerts - Twilert
Get email updates of whe your organization, brand or any keyword is mentioned on Twitter.
Search Twitter Profiles & Compare Users - Followerwonk
This tool helps you search Twitter profiles, so you can find people who work on specific issues or in specific topic areas. Also compare users by followers, tweets, etc.
Some of these tools I use, some I heard about at the recent Nonprofit Technology Conference. Thanks to Farra Trompeter at BigDuck for many of these – get the slides from her session here: http://slidesha.re/11NTCbrand .