Proteopedia is described as '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' and is a Encyclopedia in the education & reference category. There are more than 10 alternatives to Proteopedia, not only websites but also apps for a variety of platforms, including Android, iPhone, iPad and Self-Hosted apps. The best Proteopedia alternative is Wikipedia, which is both free and Open Source. Other great sites and apps similar to Proteopedia are Wikiversity, Encyclopædia Britannica, Wikiless and Scholarpedia.