Network Diagram Maker Online
Create interactive flowcharts, mind maps, and node diagrams with custom shapes and precise cardinality notation. Free, fast, and runs 100% in your browser.
Documenting network infrastructure requires clear topology diagrams. ZamDev Flow lets you build network diagrams with shapes representing servers, routers, switches, and endpoints. Use hexagons for network nodes, rectangles for servers, and ellipses for user groups. Color-code different network segments, add labels to connections showing bandwidth or protocols, and export production-ready diagrams as PNG for documentation or JSON for automated processing.
Feature Overview
| Feature | Details |
|---|---|
| 11 shape types | ✓ |
| Color-coded zones | ✓ |
| Connection labels | ✓ |
| Grid layout | ✓ |
| PNG export | ✓ |
Frequently Asked Questions
Can I represent different network zones?
Yes. Use color-coded shapes to distinguish between DMZ, internal networks, cloud services, and external endpoints.
Can I label connections?
Yes. Every connection supports text labels — perfect for noting bandwidth, protocols, or port numbers.
Is there keyboard support?
Yes. Use arrow keys to nudge shapes, Ctrl+D to duplicate, Delete to remove, and Ctrl+Z for undo.