Best Free Alternatives to Diagrams.net in 2026

Ayoa is an AI-powered visual workspace combining mind maps, whiteboards, and task boards for planning and productivity.

AI innovation workspace for whiteboarding, diagrams, docs, slides, tables, timelines, and collaborative planning across teams.

Kinopio is a spatial note-taking and visual thinking canvas for connecting ideas, research, moodboards, and plans.

Visual planning workspace for creative projects, moodboards, research, briefs, and idea organization on flexible boards.

FigJam is Figma's collaborative online whiteboard for brainstorming, workshops, diagrams, and team planning in real time.

Open-source collaborative whiteboard for sketching diagrams, wireframes, flowcharts, and notes in a clean hand-drawn style.

AI-powered mind mapping and flowchart tool for turning prompts, files, images, and notes into editable visual diagrams.

Online diagramming tool for creating flowcharts and diagrams collaboratively. [AI]

Simple browser-based mind mapping tool for brainstorming, note organization, collaboration, and presenting ideas visually.

AI workspace for tasks, mind maps, notes, agents, automations, and business app-style collaborative workflows.

AI-powered visual collaboration and diagramming platform for flowcharts, mind maps, whiteboards, and planning workflows.

Cloud diagramming platform for flowcharts, org charts, technical diagrams, process maps, and team collaboration with automation features.