Https://libremesh.org/ is interesting, but it only really works if the devices is close enough to each other and either way, you will need a gateway to the rest of the internet. Source: over 2 years ago

Few routers are supported and widespread ad-hoc mesh networking remains mostly a pipe dream at this point. You can find a few attempts to do what you're asking for such as commotion and libremesh but they are just attempts and require significant planning put into the layout and configuration of the network which largely defeats your reason for wanting mesh networking. Like I said, there is little router support... Source: over 2 years ago

Today I head about mesh networks (https://libremesh.org/ or https://librerouter.org/) in a comment on r/ipfs. Source: over 3 years ago

IPFS is a solution on the software side for hardware check out https://libremesh.org/ or https://librerouter.org/. Source: over 3 years ago

Tools like Gather Town to encourage more ad hoc group interaction. One team I led used this tool daily for nearly a year, and the frequency and quality of our interactions were on par with an in-person office. - Source: dev.to / 10 months ago

Well, after some more googling I found a good candidate: gather.town if anyone is interested. Source: about 1 year ago

Our Guides will host live sessions throughout the April 28-30th weekend in our custom http://gather.town space to spark connections and learning among global participants. You'll form diverse teams, uncover shared goals, and explore a wide range of issues through the lens of Complexity! Source: about 1 year ago

I'm really digging gather.town for this. Our team has it set up & the ad-hoc "meetings" have gone up tremendously. You can choose to engage or not but it seems to be way more informal than slack for a quick sync, which is a gigantic strength imo. Source: over 1 year ago

As mentioned above by @yowzas648 you should check out https://gather.town We started using it this week with my team and it is game changing, it does exactly what you just described. Source: over 1 year ago