Comprehensive Diagramming Software beyond the graphics!

Create professional Diagrams to document ideas, analysis and designs in a clear, expressive and precise way. Make them as simple or detailed as you want, including rich-content attachments, links and structured information.

Diagrams can be much more than just bare images embedded into your text-docs and presentations. Using ThinkComposer, your improved Diagrams can be the complete, adaptable and reusable basis to do problem analysis, solutions design and knowledge representation.

ThinkComposer is free software!

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It's OPEN-SOURCE:
Since February-2015 ThinkComposer is free of charge,
and you can modify or extend it as needed!
Runs in Windows 7, 8, Vista and XP (SP3):
Takes full advantage of your PC, using the .NET Framework 4.0 and WPF.
Plus...
Predefined templates, custom file/code generation and version updates.

Make better Diagrams by taking advantage of these features...

Generate complete Reports from your Diagrams

Export the rich information of your Diagrams as PDF/ XPS documents.
Plus, generate HTML Reports which can be easily published in your website!

Create composite Diagrams

Each Diagram symbol or connector can have a whole new Diagram within it.
So, they can span multiple nested levels and be referenced with shortcuts.

Visualize basic and extended information

Objects can include title+subtitle, pictogram, markers, plus hanging details.
Example of a food product visually represented, plus a couple of simple details:

Show/hide and format the relevant details

Objects can be further detailed with attachments, links and tables.
Example of a beverage visually described, including precise details in a table: