Engineering Nov 11, 2026 8 min read
Muster: offline location sharing for hiking groups with no signal
Muster, built by Aditi Polkam on the Offline Protocol SDK, keeps a hiking group together with no signal. Phones find each other over Bluetooth, the leader's meeting points hop phone to phone onto everyone's offline map, and walking routes are worked out on the phone.
Aditi Polkam