What are some alternatives?
When comparing Code2Flow and Graphviz, you can also consider the following products
codepad - Very simple webpage with a simple textbox, a checkbox for selecting one of several languages and an...
PlantUML - PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams.
Chart Mage - Generate sequence diagrams and flowcharts at lightning speed.
yEd Graph Editor - yEd is a free desktop application to quickly create, import, edit, and automatically arrange diagrams. It runs on Windows, Mac OS X, and Unix/Linux.
PGF and TikZ - PGF/TikZ is a tandem of languages for producing vector graphics from a geometric/algebraic...
LucidChart - LucidChart is the missing link in online productivity suites. LucidChart allows users to create, collaborate on, and publish attractive flowcharts and other diagrams from a web browser.