You can now share your NostrNet app list by clicking "Backup/Restore" in the bottom right corner. Restore your list or back up your own. 

My app list using wormhole; you can read this backup files before download, restore it. 

Btw, this wormhole file sharing is also coming to NostrNet.work: https://wormhole.app/1E21X#8GyAHDjzLAAEBrH-ab9VpQ
https://image.nostr.build/2e2f8136cc08c67b293de7e89017f182b83449bd2440fb6fea6329d0c62f86c5.jpg