Noosfero is a Web platform for social networks. Besides the regular social network features (such as friends and communities), Noosfero offers a full-featured CMS, making every user or community profile a complete Web site with several types of content (including text, image gallery, and file uploads), RSS feeds, agenda, the possibility to set custom themes, and other features. It is also possible to run several independent social networks within the same Noosfero installation.
NewsCloud is software you can use to power engaging social media communities. It provides a suite of Facebook-connected interactive features that can help you host a vibrant online community for your neighborhood, topic, community group, nonprofit, membership association, or city. While most content management systems are optimized around publishing, NewsCloud's features offer ways for your audience to participate and lead the site with user generated content. As activity increases, you can integrate advertising and paid content referral systems to capture new revenue streams. NewsCloud is designed to help you move beyond the limitations of Facebook pages.
Salsa is a Web application for authoring higher education syllabi called SALSAs (Styled & Accessible Learning Service Agreements). SALSAs promote learner-centric and accessible formatting, well-defined learning outcomes/objectives, and inclusion of required policies: accommodations for students with disabilities, academic honesty, course evaluations, etc. Salsa generates a unique and random hyperlink for you. Use the hyperlink to return and edit your SALSA, or publish your SALSA to generate a new hyperlink to a "read-only" copy of your SALSA in PDF or HTML format. No email address or signup is required.