A wiki is web based software that allows all viewers of a page to change the content by editing the page online in a browser. From Hawaiian “Wiki” means quick/hurry. The first Wiki, Wiki Wiki Web server, was introduced by Ward Cunningham in 1995. The wiki concept is based on Wiki philosophy and large group dynamics.

Wiki can be used:

• as tool in a closed work groups
• as discussion forums
• as internationally accessible notepad
• as open, web based content management system (CMS)
• as database
• as hypertext system