NdcTree is a library outputs a list of NDC(Nippon Decimal Classification) as a tree-structured data.

Finite automaton determinizer

NOT WORKING CODE. Designed to make it easy to take a spreadsheet or other tabular data and use it to generate, manipulate, and style connected graphs. Can be used from the command line or as an object model. This gem does not itself perform any rendering, although it contains facilities to drive the Graphviz familly of open source tools to generate images (e.g. gif, jpg, svm).

Schema design for NoSQL applications

Paradeiser is a command-line tool for the Pomodoro Technique. It keeps track of the current pomodoro and assists the user in managing active and past pomodori as well as breaks. Status commands and reports are provided to get insights.

PeekDB is a command line utility that builds a simple force-directed ER diagram for a database. The output can be .png or .dot formats.

A Petri net modeling gem

See more at https://groups.google.com/forum/#!topic/api-craft/QlRF3lMusm0

"Find targets' dependencies with ease in xcode workspace and propose a way to reduce dependencies"

Workflow specifically for ActiveModel objects.

This gem implements the following random network generation models: Erdos-Renyi GNM and GNP, Watts-Strogatz, and preferential attachement. It also implements graph algorithms to study the randomly generated graphs.

Libary for working with neural networks in Ruby.

rbuml provides classes and a dsl for representing uml class relationships that can be rendered as a uml class diagram using graphviz dot

a work in progress, use it at your own risk

Gem translate RDF::Graph to Graphviz Dot format.

A tool for analysis and visualization of projects written in Ruby

This gem can be used to make source code RuboCop-compliant.

A regular syntax matcher facilitating DSL's construction

A simple gem for visualizing ActiveRecord callback chains

Use codegraph to generate all kinds of graphviz graphs for you code, to visualize things like class hierarchy.