Draw flows, plans, and system sketches in your browser. Start from a template, add icons and images, and let AI chat help with the layout.
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What you can make
Any picture made of shapes, lines, and labels fits on the canvas.
Process diagrams
Map how work moves from start to finish so the process is easy to explain.
System sketches
Show how the parts of a product, a network, or a workflow fit together. The Data Flow and Network templates help you start.
Brainstorm maps
Drop ideas on the canvas, then cluster and connect them as the thinking firms up.
Storyboards and wireframes
Use the Storyboard and Wireframe templates to sketch a scene sequence or a screen flow.
Icons and images
Choose from thousands of icons or upload your own images.
Team diagrams
Save the diagram to your workspace and share it with your team.
How to make a diagram online
Four steps in your browser.
1. Open the canvas
Launch the demo from this page and start with a blank board or a template.
2. Add shapes and labels
Drop a shape for each idea, step, or part and give it a name.
3. Connect the pieces
Use connectors to show sequence, choice, or relationship.
4. Refine and share
Rearrange by hand or ask AI chat to relabel and tidy, then save or share the result.
See the diagram maker in action
A short look at drawing and connecting shapes in the browser.
A diagram maker for your browser
Nothing to download and nothing to configure.
Diagram online
Pan, zoom, and edit on an infinite canvas from any modern browser.
Free to start
Open a real board and try it before you subscribe.
AI or by hand
Build the first draft yourself, then use AI chat to relabel, rearrange, or expand it.
Diagram makers compared
Idea Flowchart is a quick canvas for flows, plans, and sketches. Lucidchart and draw.io are broader tools.
Run the editor on your own servers
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Lucidchart
draw.io
Capability
IF
Lucidchart
draw.io
Make a diagram in the browser
Start free
Run the editor on your own servers
Included with other DataBorders apps
Diagram maker FAQ
Answers about making a diagram in your browser.
A browser tool for drawing diagrams with shapes, connectors, and labels. Idea Flowchart opens an infinite canvas for flows, plans, and sketches, with nothing to install.
Open the canvas, add a shape for each idea, and connect them. Start from a template for a head start, then refine by hand or with AI chat.
Yes. A flowchart is a diagram with steps and decisions. See create flowcharts online for a process flow.