Is DevHexDraw free to use?

Yes, DevHexDraw on DevHexLab is completely free. No login, no account, and no payment required.

Does DevHexDraw upload my data to a server?

No. DevHexDraw runs entirely in your browser using client-side JavaScript. Your data never leaves your device and is never sent to any server.

Can I use DevHexDraw offline?

Yes. Once the page is loaded, DevHexDraw works without an internet connection because all processing happens locally in your browser.

What category does DevHexDraw belong to?

DevHexDraw belongs to the "Developer Utilities" category on DevHexLab. A grab-bag of everyday developer tools: UUID generation, QR code creation, regex testing, SQL formatting, mock data generation, environment-variable parsing, and more. These are the utilities you reach for constantly but do not want to write yourself every time.

DevHexDraw

Free browser-based diagram editor for architecture diagrams, flowcharts, and system sketches — hand-drawn style, infinite canvas, no sign-up

diagram editorarchitecture diagramflowchartsystem designhand-drawn

DevHexDraw is coming soon

This tool is actively being built and will be available shortly. All other tools on DevHexLab are free and ready to use now.

Check back soon

DevHexDraw is coming soon

This tool is actively being built and will be available shortly. All other tools on DevHexLab are free and ready to use now.

Check back soon

Learn more

Step-by-step guide

How to Create Architecture Diagrams with DevHexDraw

Learn how to draw architecture diagrams, flowcharts, and system sketches using DevHexDraw — a free browser-based diagram editor with a hand-drawn style.

In-depth article

DevHexDraw: Free Online Diagram Editor for Architecture Diagrams, Flowcharts and Sketches

DevHexDraw is a free browser-based diagram editor inspired by Excalidraw. Draw architecture diagrams, flowcharts, and system sketches with a hand-drawn style — no sign-up, no install.