Jetbrains Elixir [best] -

VS Code: Debug adapter more reliable; inspect large terms with #inspect . However, initial launch configuration ( launch.json ) is more manual.

VS Code highlights type warnings from Dialyzer. JetBrains requires external tool or manual Dialyzer run. jetbrains elixir

Phoenix LiveView (real-time HTML) is better supported in VS Code due to Tailwind CSS, HTML, and HEEx template tooling. JetBrains handles .heex but with less polish. VS Code: Debug adapter more reliable; inspect large