There is a tool that was presented here, that looks like Ayoa: Octopus. Source: 12 months ago

Hi! I would just like to let you know that the IOctopus mind maps have made it possible to get free access for teachers, students and other educators. So if you are in education and have been looking for a awesome free online service, welcome you to try it! https://ioctopus.online/. Source: about 1 year ago

Hi, IOctopus has a free plan, it is nice service and allows you to share links to the map, embed an interactive map on your website and there is export to images. Source: over 2 years ago

Hi, check out IOctopus.online. It works on all devices, as it is an online service. There is a free plan, and there are inexpensive paid extended versions. Source: over 2 years ago

Try IOctopus https://ioctopus.online/ , it has flexible organic branches-tentacles, maybe what you're looking for. 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 / 5 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