What does the internet look like in the solarpunk future? For a brief while there, the Internet as we knew it fit pretty well -

Changing the underlying technology certainly isn't a guarantee that people will be better behaved, or that convenience, security, and liability can't cause some centralization. It's quite possible these systems will remain a sort of side note beside the

Just the same, I've gathered up a few examples which might give you some inspiration:

Meshtastic/Meshcore

These meshnets use inexpensive LoRa radios to run a long range off-grid communication platform. Basically you set up these small radio devices, some of which have a form factor something like a walkie talkie or cell phone, and use them to send texts.