Sqerli is a program to convert sqlite SQL syntax into ER diagrams with the relationships being described in sql comments.

Gram is a web-based diagram tool (name changed from act.svg when repurposed to be web hosted and support multi-file save and management). Tests managed in local brute instance.

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(superceded by gram) The Act.Svg program is a web-based program that aids in creating small activity diagrams in a svg format.