Functions for looking up zipcode, city, state, latitude and longitude using a zipcode, city + state, or latitude + longitude. You can also get random sets of this data.

Map US postal codes to US timezones. Compatible with Rails.

Zirp is a comprehensive tool for creating and distributing product release notes with video demos and multi-channel notifications (Slack, Email, Twitter, LinkedIn)

Evaluate how done or complete a process or entity is.

Hyrax importers.

Kafka with using Zookeeper as the cluster manager

This gem allows quick and simple access to a Zookeeper server.

Pure ruby client for ZooKeeper (http://zookeeper.apache.org)

This is a small library which provides a service registry for Zookeeper.

Ruby API Client for Zkt platform it will help you to make an easy integration with Zkt APIs.

Easily compress/decompress data for use in a query parameter.

web-based presentation tool

This gem provides a daemon that reads log messages from a ZeroMQ socket. Messages are formatted and output to STDOUT.

Rogue Evil Access Point

Port from Eliyahu Hershfeld's KosherJava project, with some Ruby niceties and other minor modifications.

ZeroMQ-based queue system for background job

Drop-in replacement for async AMQP library based on ZMQ/ZmqMachine (pre-alpha!).

Search and relate JSON data sources

Zoanthid is a library that interfaces with Rails and RSpec to help you write expressive tests for your HAL API.

Zodiacly is a small Ruby library that fetches public NASA/JPL Horizons ephemeris data and converts it into astrology-friendly output (ecliptic longitude, zodiac sign, retrograde flag, and simple speed estimates) for common bodies like Sun and Moon. Designed for server-side use with caching.