Use https://bridgefy.me for offline communication. Source: over 1 year ago

Have a look at https://bridgefy.me/, this may be interesting to you. Source: over 1 year ago

5. There's another company called Bridgefy https://bridgefy.me/ that built a chat app used in some of the Hong Kong protests. - Source: Hacker News / almost 2 years ago

Bridgefy is designed to work on local Bluetooth (max about 100m) during natural disasters, a protest, at large events, at schools, etc. It will create a mesh network, so one or more other peers can help transmit messages further. See https://bridgefy.me/. Source: over 2 years ago

How about offline P2P mesh bluebottle chat? Check out this one used by protestors https://bridgefy.me/. Source: over 2 years ago

Diagrams and visualizations are often indispensable when explaining complex concepts or designing system architectures. Excalidraw and Whimsical are two popular quick drawing tools that allow developers to create diagrams easily. With their simple yet powerful interface, developers can create wireframes, flowcharts, and other visual representations in no time. These tools are great for both brainstorming ideas and... - Source: dev.to / about 1 month ago

Whimsical.com - Collaborative flowcharts, wireframes, sticky notes and mind maps. Create up to 4 free boards. - Source: dev.to / 4 months ago

Whimsical is amazing. https://whimsical.com/. - Source: Hacker News / 6 months ago

If only I could figure out how to handle branching in Mermaid like the "Saving" node in this animation: https://whimsical.com/. - Source: Hacker News / 8 months ago

The aesthetics of those diagrams strongly remind me of whimsical: https://whimsical.com. - Source: Hacker News / 8 months ago