TreeSheets Alternatives

FreeMind is a premier free mind-mapping software written in Java.

Freeplane is a powerful and free software for building mind maps.

Ideanote is the #1 rated Idea Management solution for companies of all sizes. Collect, develop and manage more of the right ideas from customers and employees to drive your growth.

Try for free freemium $49.0 / Monthly (Business Plan, 15 Users)

Xmind is a brainstorming and mind mapping application.

VYM (View Your Mind) is a tool to generate and manipulate maps which show your thoughts.

Joplin is a free, open source note taking and to-do application, which can handle a large number of notes organised into notebooks. The notes are searchable, tagged and modified either from the applications directly or from your own text editor.

Open Source free

Priority Matrix helps managers prioritize and focus. Easy-to-use Priority Management Software. Trusted by 1, 000's. Try it Free!

A second brain, for you, forever. Obsidian is a powerful knowledge base that works on top of a local folder of plain text Markdown files.

A hierarchical note taking application, featuring rich text and syntax highlighting, storing data in a single xml or sqlite file.

Get the OneNote app for free on your tablet, phone, and computer, so you can capture your ideas and to-do lists in one place wherever you are. Or try OneNote with Office for free.

Online diagramming application

Open Source

Semantik (formerly kdissert) is a mind-mapping application for KDE that helps creating documents...

Zim is a graphical text editor used to maintain a collection of wiki pages. Each page can contain links to other pages, simple formatting and images.

Open Source

Create, share and collaboratively work on mind maps with MindMeister, the leading online mind mapping software. Includes apps for iPhone, iPad and Android.