yarn install
pnpm run start

Open http://localhost:3001.

The demo is annotated so navigate through the demos and apps available.

Included apps:

• App #1 (ReactJS - acts as the app shell plus is an aggregation with other remotes): http://localhost:3001
• App #2 (ReactJS - plus is an aggregation with other remotes): http://localhost:3002
• App #3 (ReactJS): http://localhost:3003
• App #4 (SvelteJS): http://localhost:3004
• App #5 (LitElement): http://localhost:3005

"Best Practices, Rules amd more interesting information here