Wikimed is described as 'With 75,000+ medical articles, WikiMed is the largest and most comprehensive collection of health-related articles available in English for offline use' and is an app in the Education & Reference category. There are more than 10 alternatives to Wikimed for a variety of platforms, including Online / Web-based, Android, iPhone, iPad and Android Tablet. The best alternative is Wikipedia, which is both free and Open Source. Other great apps like Wikimed are Kiwix (Free, Open Source), Leftypedia (Free, Open Source), Proteopedia (Free, Open Source) and kiwix-serve (Free, Open Source).
Wikipedia is a free, multilingual encyclopedia project supported by the non-profit Wikimedia Foundation. Wikipedia has 17 million articles (3.5 million in English), which have been written collaboratively by volunteers around the world.
The underlying idea is organizing millions of contributors to collect and organize all of human knowledge into a vast library and at the same time paying the contributors an increasing share of the revenues earned through advertising
WikiPathways was established to facilitate the contribution and maintenance of pathway information by the biology community. WikiPathways is an open, collaborative platform dedicated to the curation of biological pathways.