• Qizx/db (also known as XQuest), an XML Query database engine (commercial product).

Both available at xmlmind.com.

• Qizx/Open, an open source implementation of XML Query.

• Some open source software for the Tibetan language:
  
   
   
• Plus obscure and still unpublishable works on OCR for Tibetan, my hobby for the next 20 years...

Tibthob, a search tool for a Tibetan-English dictionary, with Tibetan-aware capabilities (phonetic and approximate search)