padlet.com
Padlet is a virtual pin board for sharing information and files with others.
Link: https://padlet.com
miro.com/
Miro is the simplest and versatile visual collaboration tool for teams that work in a digital environment. This tool is perfect for remote collaboration, brainstorming, visual planning, organizing thoughts and more.
LINK: https://miro.com/
groupmap.com
GroupMap is an online brainstorming and group decision-making tool that dramatically improves the output of team brainstorming activities.
comapping.com
CoMapping is an online mind mapping application to take notes, plan, organize and share information, with multiple people able to work collaboratively on the same map.
mapul.com
Mapul is a web-based tool which allows you to generate mind maps without leaving your browser. By this you can create the organic and classic styles mind maps.
LINK: http://www.mapul.com/
literatureandlatte.com/scapple.php
Scapple is a mind map app. It provides a space for mapping out your thoughts in a free way, without conforming to a single idea or goal.
mindomo.com
Mindomo provides mind mapping and project collaboration tools for both businesses and education providers. It can be used to brainstorm mind maps, create tasks and share resources within a secure environment. It’s fully collaborative with the conversations, discussions and topics enabled within each workspace.
LINK: https://www.mindomo.com/
mind42.com
Mind42 is a free online mind mapping software. It offers you a software that runs in your browser to create mind maps – a special form of a structured diagram to visually organize information.
LINK: https://mind42.com/
bubbl.us
Bubbl.us makes online brainstorming and mind mapping simple. To start, just type your central topic to start a tree, and then create another idea at the same level or as a sub-level.
LINK: https://bubbl.us/
popplet.com
Popplet is a mind mapping tool that is perfect for visually curating your ideas and brainstorms. You can visually record your ideas, inspirations and thoughts, as well as upload text, videos, images and draw on your canvas.
LINK: http://popplet.com/