Observability is a toolkit for instrumenting code to make it more observable. It follows the principle of Observability-Oriented Design as expressed by Charity Majors (@mipsytipsy).

Pluggability is a toolkit for creating plugins.

Facade-based presenters with minimal assumptions. This library contains utilities for setting up presenters for data classes for things like web services, logging output, etc.

A pushdown automaton toolkit for Ruby. It's based on the State Manager from the Amethyst project.

A(nother) HTML(5) generator for RDoc. It uses {Twitter Bootstrap}[http://twitter.github.com/bootstrap/] for the pretty, doesn't take up valuable horizontal real estate space with indexes and stuff, and has a QuickSilver-like incremental searching.

A readable HTML generator for RDoc. It uses the Bulma CSS framework.

This is a Ruby interface to FrameNet, a lexical database of English word usage. It includes version 1.7 of the FrameNet data, and Ruby classes for querying them.

A Ruby implementation of Saltpack, a modern crypto messaging format based on Dan Bernstein's {NaCl}[https://nacl.cr.yp.to/].

Schedulability is a library for describing scheduled time. You can specify one or more periods of time using a simple syntax, then combine them to describe more-complex schedules.

Strelka-FancyErrors is a Strelka plugin for rendering a bunch of useful information on error responses suitable for developers.

Symphony is a subscription-based asynchronous job system. It allows you to define jobs that watch for lightweight events from a distributed-messaging AMQP broker, and do work based on their payload.

This is a metadata storage plugin for the Thingfish digital asset manager. It provides persistent storage for uploaded data to PostgreSQL tables. It is heavily based on the regular PG metastore, however it differs by storing objects as nodes, and their relations as edges.

This is a basic mp3-processor plugin for the Thingfish digital asset manager. It extracts MP3 metadata (ID3) from uploaded audio files, along with any album artwork as related resources.

This is a basic pdf processor plugin for the Thingfish digital asset manager. It extracts PDF metadata from uploaded files.

Treequel-Shell is a collection of LDAP tools based on the Treequel LDAP toolkit. It includes: treequel :: an LDAP shell/editor; treat your LDAP directory like a filesystem! treewhat :: an LDAP schema explorer. Dump objectClasses and attribute type info in several convenient formats.

This library is a Ruby interface to WordNet®. WordNet® is an online lexical reference system whose design is inspired by current psycholinguistic theories of human lexical memory. English nouns, verbs, adjectives and adverbs are organized into synonym sets, each representing one underlying lexical concept. Different relations link the synonym sets.

A ZRE library for Ruby. This is a Ruby (MRI) binding for the Zyre library for reliable group messaging over local area networks, an implementation of the ZeroMQ Realtime Exchange protocol.