Windows · Utilities
RunJS
RunJS is an JavaScript playground that auto-evaluates your code as you type and outputs the results to a console pane.
Version 2.8.0 · by Haas Labs Ltd
Official site: runjs.app
About RunJS
RunJS is an JavaScript playground that auto-evaluates your code as you type and outputs the results to a console pane.
How to install RunJS
- Click Download — the developer's official website opens in a new tab.
- Download the latest version there and run it. Choose Custom/Advanced where offered, and skip any bundled extras.
- Prefer the command line? With the Windows Package Manager (winget) you can install and update it with: winget install lukehaas.RunJS
- Open RunJS once it finishes installing.
Frequently asked questions
Is RunJS free to download?
Yes. The Download button sends you to runjs.app, the developer's official site, where RunJS is available to download. Softvault doesn't host or modify any files.
What is the latest version of RunJS?
The version listed here is 2.8.0. The developer's site always has the newest release.
How do I install RunJS from the command line?
With the Windows Package Manager (winget), run: winget install lukehaas.RunJS. This installs it from the official source and keeps it updated.
Is RunJS safe?
RunJS downloads directly from the developer. As always, scan the installer with your antivirus and choose Custom setup to skip any bundled extras.