Found it, there is a premium license for some devices. So that means the project is not open sourced yet?
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MeshCore premium features can be enabled on the T-Deck, T-Display Pro, and T5 ‘Ultra’ firmware, by purchasing an 8 GBP (about $11) license on the MeshCore store. Premium features include:
Map zoom to higher detail levels
MeshCore profiles:
Remote repeater or room server admin CLI
Telemetry support (and location sharing)
Ripple profiles:
Post office support. (msg store-n-forward, group chats, shared calendars, etc…)
GPS location broadcast mode
Pair tracker/sensor devices