Jan Jurzitza (a.k.a. WebFreak001 in these forums) talks a little about workspace-d. For those unfamiliar with it, it's a common backend plugin authors can use when creating D plugins for any IDE or text editor.

Blog:
https://dlang.org/blog/2017/03/31/project-highlight-workspace-d/

Reddit:
https://www.reddit.com/r/programming/comments/62l8ys/workspaced_a_common_backend_for_d_editoride/