“Macros” - specifically the application kind: https://en.wikipedia.org/wiki/Macro_(computer_science)#Application_macros_and_scripting https://en.wikipedia.org/w

“Macros” - specifically the application kind: https://en.wikipedia.org/wiki/Macro_(computer_science)#Application_macros_and_scripting https://en.wikipedia.org/wiki/Macro_(computer_science)#Appli... Or “pluggable”: https://en.wikipedia.org/wiki/Plug-in_(computing)#Mechanism https://en.wikipedia.org/wiki/Plug-in_(computing)#Mechanism Both make the application’s internal functionality available to be called from scripting languages, and in that context they can look similar, but one difference is that plug-ins are distributed with the application or separately by its author or produced by 3rd parties, while macros are custom written by users.