RunJS 3.2.2 for Mac

by razahussain · July 9, 2026

RunJS 3.2.2 for Mac Free Download

RunJS is a JavaScript and TypeScript programming environment designed for the desktop that allows users to explore and experiment with both languages while providing instant feedback and visual results as they code. The software simplifies the JavaScript learning process, providing real-time feedback and a clear display of the results of each line of code. RunJS supports Node.js and browser APIs, including full DOM access, for increased flexibility. It also has built-in support for Babel and TypeScript, allowing users to program with the latest syntax. RunJS also provides support for NPM packages, making it easy and quick to try new libraries and frameworks. Its advanced features, such as multi-tab functionality, auto-completion, code snippet collection, type checking, hover information viewing, and environment variable management, greatly enhance programming efficiency and convenience. RunJS also offers a variety of additional themes, such as Ayu, One Dark, Shades of Purple, and SynthWave ’84, to provide users with a personalized programming experience.

Features

NPM packages : Try new libraries and frameworks
Multi-tab : A must for multitasking
Autocomplete : See code suggestions as you type
Code Snippets : Create your own collection of code snippets
Type checking : View type-related errors and warnings
Hover Info : Quickly view type information and related documentation
Environment variables : Easily store important data and access it from your code
Additional themes : Ayu, One Dark, Shades of Purple, SynthWave ’84
Exploring JavaScript has never been easier. Real-time feedback makes it crystal clear what your code is doing as you type along with each line of results.
With RunJS, you have access to both Node.js and browser APIs, including full DOM access. This gives you a level of versatility that’s not possible in the standard REPL or Chrome console.
Babel and TypeScript support enable you to write in a modern, up-to-date syntax.
NPM packages for experimenting with new libraries and frameworks
Multiple tabs are essential for multitasking
Autocomplete: See code suggestions as you type
Create your own collection of code snippets
Type checking to see type-related errors and warnings
Quickly view type information and related documentation on hover
Environment variables can easily store important data and access it in code
Additional themes: Ayu, One Dark, Shades of Purple, SynthWave ’84