Wiki spam is a form of link spam on wiki pages. The Hindi Wikipedia was the first Indian-language wiki to reach 100,000 articles. The other language wikis are found via links at the bottom of the wiki homepage. This page contains a list of notable websites that use a wiki model. Wikis are enabled by wiki software, otherwise known as wiki engines. Arch Linux has comprehensive documentation, which consists of a community wiki known as the ArchWiki. This is a list of notable wiki software applications. Documentation is available for the API as well as general advice on the Wiki. Documentation is available on Ring's Tuleap wiki. Creative Commons maintains a content directory wiki of organizations and projects using Creative Commons licenses. Stupidedia is the largest German language wiki of this kind with over 22,412 articles . The Computer Chess Wiki lists many chess GUIs. Davis has the world's largest English-language local wiki, DavisWiki. Assembly instructions are available online through the MakerBot Wiki. It is collaboratively edited via a wiki.