Sure, IntelliJ IDEA IntelliJ IDEA is awesome.

But have you considered these open source alternatives?

They are free, self-hostable and community-driven.

Check by yourself: Coder  Coder .

  1. So is Coder Coder

    Visual Studio Code in the browser

    ★ 69.7K ide coding License: MIT

    Run VS Code on any machine anywhere and access it in the browser.

    code-server