Uniface has a proprietary procedural language called Proc that is used to code application behavior.

Instead, proprietary graphical languages have been used to enable telecom engineers to create services directly.

During the consultation, she speaks to the spirits in a proprietary language and dances to the spirits in a volatile manner.

Scripts are recorded in a proprietary language called "SCL".

SmileLab does not use a proprietary computational language or data format.

Often, however, "porting" can involve re-writing the entire game from scratch as proprietary languages, tools or hardware make converting source code a fruitless endeavour.

There are also other proprietary languages whose details are not publicly disclosed.

It was originally a proprietary language within Ericsson, but was released as open source in 1998.

Tea is a proprietary language.

The author of Pascaline the language has stated that the there is no wish to have it remain as a proprietary language.