docs-next/src/content/docs/running/editor-plugins.mdx
The following editor-related packages are available:
The Mocha TextMate bundle includes snippets to make writing tests quicker and more enjoyable.
JetBrains provides a NodeJS plugin for its suite of IDEs (IntelliJ IDEA, WebStorm, etc.), which contains a Mocha test runner, among other things.
The plugin is titled NodeJS, and can be installed via Preferences > Plugins, assuming your license allows it.
Wallaby.js is a continuous testing tool that enables real-time code coverage for Mocha with any assertion library in VS Code, Atom, JetBrains IDEs (IntelliJ IDEA, WebStorm, etc.), Sublime Text and Visual Studio for both browser and node.js projects.
Emacs support for running Mocha tests is available via a 3rd party package mocha.el.
The package is available on MELPA, and can be installed via M-x package-install mocha.
Mocha sidebar is the most complete mocha extension for vs code.