Some tool classes for other LIBIS gems.

DL# Format validator

Some abstractions to interact with a AMQP broker

High-level Ruby API to control the Lightpanda browser. Lightpanda is a fast, lightweight headless browser built for web automation, AI agents, and scraping. This gem provides CDP-based browser control similar to Ferrum.

Listenable makes it easy to wire ActiveRecord models to listener classes. Define <Model>Listener classes in app/listeners, declare listen :on_created, :on_updated, etc., and Listenable automatically injects callbacks and subscribes to ActiveSupport::Notifications.

LiveQA ruby integration

This is a UUID class intended to help control data locality when inserting into a distributed data system, such as MongoDB or HBase. There is also a Java implementation. This version does not conform to any external standard or spec. Developed at Groupon in Palo Alto by Peter Bakkum and Michael Craig.

This gem is a Logstash plugin required to be installed on top of the Logstash core pipeline using $LS_HOME/bin/logstash-plugin install gemname. This gem is not a stand-alone program

This filter plugin will split a naxsi event into multiple in conjunction with other filters.

This gem is a Logstash plugin required to be installed on top of the Logstash core pipeline using $LS_HOME/bin/logstash-plugin install gem-name. This gem is not a stand-alone program

This gem is a Logstash plugin required to be installed on top of the Logstash core pipeline using $LS_HOME/bin/logstash-plugin install gemname. This gem is not a stand-alone program

Output events to elasticsearch

This gem is a Logstash plugin required to be installed on top of the Logstash core pipeline using $LS_HOME/bin/logstash-plugin install gem-name. This gem is not a stand-alone program

Collect the outputs of logstash and store into QingStor

Logtastic

A Rails gem that captures screenshots of Lookbook component previews, compares them against baseline images, and highlights visual differences to assist in safe refactoring.

Lunaris is a lightweight gem for manage crypto operations.

work ahead in the stream

In case there is a need to pre-render MathJax expressions or insert as images

Transform mathematical images to LaTeX, chemistry structures to SMILES, and documents to markdown with security-first design. Features HTTPS enforcement, path traversal protection, structured logging, and complete MCP (Model Context Protocol) server integration. The geodesic path to mathematical OCR in Ruby.