Think & Capture / Whiteboards & mind maps
UMLet
UMLet is a free open-source tool for drawing UML diagrams quickly with a simple interface.
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CategoryThink & Capture
SectionWhiteboards & mind maps
Websiteumlet.com
Last checked live2026-11-12
More in Whiteboards & mind maps · 215 tools
- WBOWBO is a free, open-source online whiteboard where several people can draw and sketch together in real time.
- KinopioKinopio is a spatial note-taking tool for collecting and connecting thoughts on a freeform canvas.
- HluHlu is an iPhone, iPad and Mac canvas where you arrange plans, notes and routines and then start timers from them.
- StoriesOnBoardStoriesOnBoard is a story mapping tool where product owners and analysts plan features, releases and specs.
- Mermaid ChartMermaid Chart builds flowcharts and diagrams from text, prompts or documents, and keeps them alongside project documentation.
- NoteeyNoteey is a visual note-taking app where users arrange ideas, notes, and publications on an infinite canvas.
- InclrInclr is a visual mind mapping app that lays out notes, ideas, research and projects spatially.
- ArchboardArchboard is a diagram tool where teams and AI agents edit cloud architecture, Kubernetes, flowchart and mind map diagrams live.
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