The Raisers Edge - Cloud-based fundraising & donor management software solution built specifically for nonprofits & the entire social good community - get more info here.
Mighty Networks - Mighty Networks enables entrepreneurs, organizations, and companies to create and grow a community-powered brand.
Talisma - CRM suite with marketing and KB (Knowledge Base) tools
Bigtent - BigTent is a web-based organization and communication portal for groups.
EnterpriseAlumni - Corporate Alumni. EnterpriseAlumni is the market-leading Alumni Platform serving the worlds leading organizations to manage & engage their Alumni Community
Nabble - Nabble is a forum software that are embeddable and fully customizable with scripting language.