A wiki is a website that allows users to collaborate to modify content and structure to maintain a knowledge base. Wikipedia is the largest, most popular and well-known wiki (although it is a collection of wikis) which has been ranked in the top 10 of Alexa’s top sites list since 2007. A wiki is designed to welcome input from anyone no matter if they’re an expert, amateur or just a curious reader to amend articles, this helps provide an environment where anyone can contribute to the larger knowledge base, be it by providing meaningful insights, relevant sources or just rewording sentences to be more beginner-friendly.
Wiki
