The solver can be used online through any browser, it needs Node.js to run offline.
These instructions can be executed on Windows systems, but similarly you can perform the steps on other systems.
npm install -g create-react-app
on terminal.create-react-app my-app
.cd my-app
npm i jquery --save
npm start
and the app will be showed on http://localhost:3000.
If nothing appears, just wait for the initialization times.