Or you could connect to IntelliJ from emacs. https://github.com/Ruin0x11/intellij-lsp-server https://github.com/Ruin0x11/intellij-lsp-server (Though unfinishe

Or you could connect to IntelliJ from emacs. https://github.com/Ruin0x11/intellij-lsp-server https://github.com/Ruin0x11/intellij-lsp-server (Though unfinished, it's at least proof the concept could work.) Personally I use omnisharp at work for C# projects, on Windows, and am able to accomplish all the tasks I need to do except debugging entirely in emacs, and get refactoring, diagnostics and completion.