Network Diagram Tools for OmniGraffle

Generate network topology diagrams with configurable layouts and styling.

Installation

1. Download NetworkDiagramTools.omnigrafflejs
2. Double-click to install, or drag into Automation > Configure... > Plug-Ins

Tools

Clos Topology

Generate two-layer Clos (spine-leaf) network diagrams with full-mesh connectivity.

Automation > Network Diagram Tools > Clos Topology

Field	Description
Layout	Vertical (A top, B bottom) or Horizontal (A left, B right)
Side A/B Count	Number of devices per side (1-64)
Side A/B Name	Name template for device labels
Side A/B Color	Fill color with auto-darkened stroke
Links	Straight or curved connection lines
Add Background	White rectangle behind topology
Customize...	Opens advanced options

Advanced Options: Layer/device spacing, shapes, dimensions, hex colors, text settings, link color/weight/pattern.

Device Matrix

Generate a grid of devices arranged in rows and columns.

Automation > Network Diagram Tools > Device Matrix

Field	Description
Rows / Columns	Grid dimensions (1-64 each)
Name Template	Label template for devices
Fill Color	Device fill color
Stroke Color	Device border color
Add Background	White rectangle behind matrix
Customize...	Opens advanced options

Advanced Options: Shape, dimensions, hex colors, spacing, text settings.

Name Template Variables

Clos Topology

Variable	Output	Example
{index}	1-based index	1, 2, 3
{index0}	0-based index	0, 1, 2
{padindex:N}	Zero-padded index	01, 02
{alpha}	Lowercase letter	a, b, c
{ALPHA}	Uppercase letter	A, B, C
{total}	Total device count	4
{layer}	Layer identifier	A, B

Device Matrix

Variable	Output	Example
{row}	1-based row	1, 2, 3
{col}	1-based column	1, 2, 3
{row0}, {col0}	0-based	0, 1, 2
{padrow:N}, {padcol:N}	Zero-padded	01, 02
{ROWALPHA}, {COLALPHA}	Uppercase letter	A, B, C
{rowalpha}, {colalpha}	Lowercase letter	a, b, c
{index}	Sequential index	1, 2, 3
{padindex:N}	Zero-padded index	01, 02
{total}	Total device count	16

Colors

Colors can be selected from the palette (with emoji indicators) or specified as hex codes in advanced options.

Palette: Blue, Green, Red, Orange, Purple, Teal, Yellow, Gray, Dark Gray, White, Black

Hex format: #RRGGBB (e.g., #FF5500)

When using palette colors, strokes are automatically darkened for a professional monochromatic look.

Development

To modify the plugin, copy to OmniGraffle's plugin directory:

cp -R NetworkDiagramTools.omnigrafflejs ~/Library/Containers/com.omnigroup.OmniGraffle7/Data/Library/Application\ Support/Plug-Ins/

Re-copy after changes and reload via Automation > Configure... > Plug-Ins.

Automated tests are in tests/ (requires OmniGraffle installed).

License

MIT License - see LICENSE for details.

Author

Andrey Golovanov