Visual Understanding Environment - Visual Understanding Environment (VUE) is a mind-mapping and concept-mapping tool.
UseResponse - Open-source, self-hosted customer feedback software, live chat and helpdesk system that you can install on your server. Organize documentation using knowledge base and get feedback from social networks with centralized system
TheBrain - TheBrain: The Ultimate Digital Memory
UserVoice - UserVoice integrates easy-to-use feedback, helpdesk, and knowledge base management tools in one platform that empowers users to speak and companies to understand.
Inspiration - Inspiration K-12 supports visual thinking techniques, enabling students to easily create and update...
Survicate - Collect feedback on your website and find out more about your visitors.