Welcome back, commander! Matthias M. has recently released OpenRA Lua Plugin for VSCode. It is an IDE companion used on VS Code for the OpenRA Lua API which is used to write mission scripts in OpenRA. Here are seom screenshots from OpenRA Lua Plugin for VSCode:






For other editors which support VS Code extensions, try
https://open-vsx.org/extension/openra/vscode-openra-lua

You can download OpenRA Lua Plugin for VSCode Here.