Their tools are wildly popular in many spaces. It isn't for everyone though. It's totally believable in your circle no one uses their tools, but it isn't niche.
Pycharm is extremely popular in the data science world. The Community Edition is free and has 99% of the features most people need. Even when developing with Cursor, I find myself going back to Pycharm just to use the debugger, which I greatly prefer to the debugger used in these VS Code forks.
Their tools are wildly popular in many spaces. It isn't for everyone though. It's totally believable in your circle no one uses their tools, but it isn't niche.