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.

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

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

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.

Online diagramming application

Open Source

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

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

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.

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

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

LucidChart is the missing link in online productivity suites. LucidChart allows users to create, collaborate on, and publish attractive flowcharts and other diagrams from a web browser.