- Main article: ~ATH
~ATH (pronounced till death--the tilde isn't silent.) is a programming language in the Homestuck universe. Its name is a reference to how programs written in it function. Programs written in ~ATH are tied to the lifespan of an object and run in an infinite loop until the death or destruction of the object at which point the code is executed.
^CAKE (pronounced caret cake) is a programming language in the Homestuck universe. Its name is a pun on the food "carrot cake", and its logo even depicts a carrot cake. A few ^CAKE files arenear the beginning of the comic along with a ~ATH file. Unlike ~ATH, however, ^CAKE is never seen in use.
DIS* (pronounced dis asterisk) is a programming language in the Homestuck universe. Its name is a pun on the phrase "disaster risk," continuing the trend of punny programming language names. A guide for this language is, but it is never drawn attention to or seen again.