Wikitup - Free Desktop Dictionary - Version 1.0.2 Wikitup - Your Free Desktop Dictionary. CTRL+Click any word on screen to see translation. Also find related videos, pictures and songs. Wikitup uses information from Wikipedia, Wiktionary, Wikiquote and many other services, so you always get the most up-to-date information. Wikitup is an open system that can be easily extended by developers.The world's knowledge at your fingertips!