Category Diagram Generator

Number of Rows:

Number of Columns:

Object Labels (comma-separated):

Morphism Labels (comma-separated):

Arrow Definitions (one per line, format: sourceIndex to targetIndex):

Indices are 1-indexed and refer to positions in the grid (row-major order).

Category Colour 1:

Category Colour 2:

Label Positions

Select the position for each object label relative to its node:

Node	Label	Position

Select the position for each morphism label relative to its arrow:

Arrow	Label	Position

Above Arrow

Below Arrow

Click "Generate Preview" to see your diagrams here.

Set the export dimensions for PNG images:

Width (px):

Height (px):

Select Diagram to Export:

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