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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.

ElixirLS can show the expanded macro output by compiling the module. JetBrains does not offer this – a significant gap for advanced metaprogramming. jetbrains elixir

If you are working on large-scale, complex Elixir systems or prefer a complete, out-of-the-box development environment, is an unmatched choice. It empowers developers to focus on building concurrent, fault-tolerant applications rather than struggling with tooling. Phoenix LiveView (real-time HTML) is better supported in

As Elixir matures into a backend staple, robust IDE support becomes non-negotiable. JetBrains has proven it can compete – but must keep pace with the language’s evolution. For now, the pragmatic Elixir developer keeps both tools ready. JetBrains does not offer this – a significant

In IntelliJ: Right-click -> Refactor -> Rename on Store.get_product/1 . The IDE scans 10k+ files in 8 seconds, updates 37 references across web/ controllers and payment/ callbacks. Safe.

IntelliJ’s cross-module reference graph enables safe renaming of a function from User.find/1 to User.lookup/1 across all child apps and tests – a task nearly impossible with grep-based tools.

The JetBrains Elixir plugin brings powerful capabilities that make writing Elixir code faster and more intuitive. Advanced Code Assistance