There are a few major players that I can think of that makes money in the compiler/language tools category (JetBrains and Embarcadero are the two that comes to

There are a few major players that I can think of that makes money in the compiler/language tools category (JetBrains and Embarcadero are the two that comes to mind but I'm sure there are many more). But I think for a small player it would be hard