ويكيبيديا العربية
Marefa started with content from several permitting sources including Wikipedia. Marefa uses Wiki-format for its site but provides articles on individuals, issues, and items often not found on the Arabic Wikipedia site. Marefa often uses content from the English and Arabic sites for baseline material, but Marefa provides additional details, sources, images, multimedia, and commentary for articles that may not be found on the Arabic Wikipedia site. Marefa's articles are in Arabic but also have a multilingual linking system in which alternative language editions of a given article in Marefa are linked to Wikipedia editions in those languages.