Cool Mind Maps - Create and search mind maps to learn complex concepts

TiddlyMap - An interactive concept- and mind-mapping plugin for the personal note-taking software TiddlyWiki based on the Vis.js library. It's free and open-source!

IOctopus - IOctopus is an online mind map service for a dive deep into the mind for the best ideas.

Minzel - Minzel is a beautiful and free mindmapping tool built for creatives and gives you the power to...

Whimsical - The visual workspace for teams.

Wisdomap - Wisdomap Medicine is a study aid that helps medical students create differential diagnoses and suitable management plans from a presenting complaint and structured revision notes.