Professional Flowcharting
Software Design and Modeling

RFFlow can be used to draw many different software design diagrams, including database design, UML, Booch OOD, Express G, Gane-Sarson Data Flow, Martin ERD, Rumbaugh OMT, Shlaer-Mellor OOA, Structure Charts, and Yourdan Data Flow.

These charts can be downloaded and edited. It is often easier to modify an existing chart than to draw a new one. If you haven't done so already, download the free trial version of RFFlow. Once it is installed, you can open the samples on this page directly in RFFlow by the links to the right of each picture. From there you can zoom in, edit, and print the sample chart.
Database Design Click to enlarge image

Download new_database.flo

Database Design Click to enlarge image

Download database_definition.flo

UML
 Unified Modeling Language
Click to enlarge image

Download uml_software_design.flo

Class Diagram - 
Booch OOD
Click to enlarge image

Download class_diagram.flo

State Transition Diagram -
Booch OOD
Click to enlarge image

Download state_transition.flo 

Structure Chart Click to enlarge image

Download structure_chart.flo

Data Flow Diagram Click to enlarge image

Download data_flow.flo

See also:

Flowchart Samples

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