[kretaceous]

Neat. All the best! This is a great summer activity for anyone who's starting out in the field.

It also has some worthwhile projects that can grow into something of your own. Like, the elevator simulator could be made into some kind of game, etc.

You could use different languages, frameworks, etc. or polish your skills in something particular that your team uses.

Here's the original list that the OP mentions: https://github.com/florinpop17/app-ideas