Here the Apps means something related to Rocket.Chat.Apps-cli/README.md at master · RocketChat/Rocket.Chat.Apps-cli · GitHub,
We are very interesting in this feature, but can not get more information from the document, we found many code like:
We want to understand how to implement a APP and what it can do.
Could you provide more document?
You can find sample Apps here: GitHub - graywolf336/RocketChatApps: Various Rocket.Chat Apps that are useful or can be used as templates.
And you’re right, there’s still a lack of documentation, but this will change in the future as the App Framework is not official released yet
There is a very minor amount of documentation here: