2.7. Block Diagram Family

blockdiag and its family generate diagram images from simple text files:

blockdiag blockdiag generates is block-diagrams very easy!
Features
  1. Supports many types of diagrams

  2. Generates beautiful diagram images from simple text format (similar to Graphviz’s dot format)

  3. Layouts diagram elements automatically

  4. Embeds to many documentations; Sphinx, Trac, Redmine, and some Wikis

  5. The output image format at generating HTML docs is either default PNG or SVG as preferred for this document.

  6. The output image format at generating PDF docs (through LaTeX) is either default PNG or PDF as preferred for this document. In case of PDF, the ReportLab library is required.