Add to Chrome
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Add to SafariWhen comparing ThinkComposer vs PlantUml, the Slant community recommends PlantUml for most people. In the question“What are the best flowchart / diagram softwares?” PlantUml is ranked 21st while ThinkComposer is ranked 22nd. The most important reason people chose PlantUml is:
For example from Emacs, Sublime Text and so on. You can learn about integrations [here](http://plantuml.com/running).
Specs
Question Ranking
Pros
Pro Multilevel
Diagrams can be multilevel, this means that they can have nested diagrams within them.
Pro Open source
Licensed under the terms of the GNU General Public License v3.
Pro Tables
Tables can be populated from CSV files.
Pro Many, many integrations
For example from Emacs, Sublime Text and so on. You can learn about integrations here.
Pro Easy create diagrams from text
There is even a Visual Basic Macro to draw UML diagrams in Word.
Pro Free/libre/open source (GPL)
Source code can be browsed here.
Pro Has online editors
Such as.
Pro sphinx-contrib extension for embedding into docs
sphinx-contrib extension on PyPi
Allows you to keep your UML definitions under VCS and include them inside generated documentation with ease.
Cons
Con The "plantUML-language" is a bit strange and hard to grasp for new people
Con Slow development due to it being mostly a one-man project
There’s been no recent contribution to the source forge project but from the administrator arnaud_roques. Future contribution might be difficult due to lacking code documentation.
Con Not maintained
