MediaWiki is free and open-source wiki software.

Kiwix is a free and open-source offline web browser.

Aard Dictionary is a free, fast word lookup program.

Everipedia is the next generation online encyclopedia.

Hound gives you fast and deep results to what you ask for, such as looking up the weather, placing a phone call, sending a text message, finding a hotel that …

Referata offers hosting of semantic wikis, allowing you to add, structure and store data so it can be managed, shared, browsed and analyzed in as many ways as…