Integrate UML diagrams with Trac


This plugin is a macro that allows you to include a sequence diagram from This among other things allows you to integrate UML sequence diagrams from Web Sequence Diagrams in Trac wiki pages. It can be found here.

Bugs/Feature Requests

Existing bugs and feature requests for WebSequenceDiagramPlugin are here.

If you have any issues, create a new ticket.


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Download the zipped source from here.


You can check out WebSequenceDiagramPlugin from here using Subversion, or browse the source with Trac.


The installation of the sequence diagram plugin from source is done by creating a Python egg distribution file and copying the .egg file to the Trac plugins directory. Detailed information on Python eggs can be found at here. In addition, the Easy Install package is required to create Python eggs. See EasyInstall for more information on using and installing Easy Install.

Change to the download directory and run:

python bdist_egg

This will generate a Python egg in the dist directory. Copy the egg file into the trac/plugins directory and follow the Configuration steps outlined below.

To enable the plugin add the following to your trac.ini file:

sequencediagram.* = enabled


Optionally, you can specify a style for the sequence diagram by adding a sequence diagram section to the trac.ini file:

style = rose


An example usage:

Alice->Bob: Authentication Request
note right of Bob: Bob thinks about it.
Bob-->Alice: Authentication Response

Recent Changes

6391 by rjollos on 2009-08-18 09:11:49
Adding WebSequenceDiagram code from
6390 by rjollos on 2009-08-18 09:10:40
Adding directory for 0.11
6169 by rjollos on 2009-07-10 00:43:06
New hack WebSequenceDiagramPlugin, created by rjollos


Author: Carl Gould (Inductive Automation)
Maintainer: none (needsadoption)

Last modified 12 months ago Last modified on Nov 11, 2015, 11:25:10 AM