MeshCore · Explained
No internet.
No phone network.
The Hague → Amsterdam
real repeater positions
± 53 km as the crow flies
illustration · via community repeaters · reach and delivery not guaranteed
map: CBS/PDOK (CC BY 4.0) · repeaters: cornmeister.nl, 12 Oct 2026
12:41
4G
S
Sam
Amsterdam
No internet · no phone network
Are you coming tomorrow?
Yes! Greetings from The Hague
✓ received
MeshCore Explained
MeshCore
Text messages,
over radio
central server
subscription
owner
Phone
the app
Bluetooth
Companion
sends your message
Repeater
on a roof
Repeater
on a mast
Companion
receives
Phone
Owned by nobody,
so by all of us
We build it
ourselves
Nothing near you yet?
Put up a repeater
Repeaters on roofs and in attics, run by people like you.
?
you
Want the whole story?
Full introduction
MeshCore Explained · 3 min
What is
MeshCore?
and why would you want it?
meshcore.io · map.meshcore.io
See you on the
mesh!
▶ Play with sound