Open Access (OA) is the practice of providing unrestricted access via the Internet to peer-reviewed scholarly journal articles. its free availability on the public internet, permitting any users to read, download, copy, distribute, print, search, or link to the full texts of these articles, crawl them for indexing. However, publishing still has costs that need to be covered – such as proofreading, copy editing, digital presentation and preservation, promotion and dissemination of the work.