Wikipedia is described as 'Free content, multilingual online encyclopedia written and maintained by a community of volunteers through a model of open collaboration, using a wiki-based editing system' and is a leading Encyclopedia in the education & reference category. There are more than 50 alternatives to Wikipedia for a variety of platforms, including Web-based, Android, iPad, Linux and iPhone apps. The best Wikipedia alternative is Encyclopædia Britannica, which is free. Other great apps like Wikipedia are Kiwix, Scholarpedia, Grokipedia and WikiReader.
Logopedia is a collaborative database for logos and corporate branding. It includes the history of successful company logos, popular branding, and more.
A Wiki website of Calls For Papers (CFP) of international conferences, workshops, meetings, seminars, events, journals and book chapters in computer science, communications, software engineering, artificial intelligence, machine learning, networking, signal processing, systems...
WikiTaxi It's a portable application that delivers the Wikipedia of your choice to wherever you go.
ConceptMesh turns any topic into a visual map of connected ideas. Just enter a concept, and explore its key themes, subtopics, and summaries in an interactive graph. Save your maps by creating a free account. No ads, no clutter — just fast, intuitive learning.
A simple and beautiful wiki for teams People use it to store documentation, notes, culture guidelines, employee onboarding content and everything they want to.
Protopedia is a wiki style database containing information on a wide array of biological macromolecules. The site offers generalized information about the molecule of interest in addition to providing 3D visuals on the structure of the molecule and information on its...
Crabgrass is a web application designed for activist groups to be better able to collaborate online. Mostly, it is a glorified wiki with fine-grain control over access rights.
Stubia is a mobile encyclopedia that limits each article to 160 characters: this limitation makes each topic easy to understand.
A premium wiki host with top-class quality, excellent support, and VisualEditor (a WYSIWYG application), that puts an individual touch to repetitive business.
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Logopedia is only about logos, Wikipedia is about basically everything