| 1 | 885 | 541 | em-websocket | EventMachine based WebSocket server |
| 2 | 1,185 | 1,743 | em-http-request | EventMachine based, async HTTP Request client |
| 3 | 1,191 | 1,742 | em-socksify | Transparent proxy support for any EventMachine protocol |
| 4 | 1,411 | 666 | http-2 | Pure-ruby HTTP 2.0 protocol implementation |
| 5 | 2,143 | 2,911 | em-synchrony | Fiber aware EventMachine libraries |
| 6 | 4,981 | 7,400 | bloomfilter-rb | Counting Bloom Filter implemented in Ruby |
| 7 | 5,338 | 12,519 | em-proxy | EventMachine Proxy DSL |
| 8 | 8,207 | 6,657 | postrank-uri | URI normalization, c14n, escaping, and extraction |
| 9 | 9,134 | 12,519 | goliath | Async framework for writing API servers |
| 10 | 10,307 | 17,451 | gmetric | Pure Ruby interface for generating Ganglia gmetric packets |
| 11 | 12,849 | 13,373 | decisiontree | ID3-based implementation of the M.L. Decision Tree algorithm |
| 12 | 16,185 | 24,575 | vimgolf | Real Vim ninjas count every keystroke - do you? Pick a challenge on vimgolf.com, fire u... |
| 13 | 18,819 | 59,868 | pubsubhubbub | Asynchronous PubSubHubbub client for Ruby |
| 14 | 20,741 | 17,451 | em-jack | An evented Beanstalk client |
| 15 | 26,202 | 35,780 | bugspots | Implementation of simple bug prediction hotspot heuristic |
| 16 | 30,269 | 31,379 | textquery | Evaluate any text against a collection of match rules |
| 17 | 50,107 | 46,492 | postrank-api | Ruby 1.9 PostRank API Wrapper |
| 18 | 52,358 | 59,868 | em-mysqlplus | Async MySQL driver for Ruby/Eventmachine |
| 19 | 64,056 | 70,356 | slowgrowl | Surface slow code paths in your Rails 3 app via Growl / libnotify |
| 20 | 65,334 | 52,183 | mneme | Write a gem description |
| 21 | 79,554 | 70,356 | spdy | SPDY is an experiment with protocols for the web |
| 22 | 91,294 | 70,356 | em-handlersocket | Asynchronous (EventMachine) HandlerSocket client |
| 23 | 95,296 | 70,356 | contextual | Runtime contextual autoescaper |
| 24 | 112,306 | 84,476 | rack-speedtracer | SpeedTracer middleware for server side debugging |
| 25 | 116,431 | 70,356 | language_detector | Ruby language detection library using n-gram model |
| 26 | 119,335 | 106,124 | closure-sprockets | Sprockets processor for Google's Closure tools |
| 27 | 120,409 | 84,476 | rack-aggregate | Rack response-time statistics aggregator middleware |
| 28 | 124,531 | 84,476 | libsnappy | Snappy, a fast compressor/decompressor (courtesy of Google) |
| 29 | 125,594 | 84,476 | ZDevice | ZDevice is a Ruby DSL for assembling arbitrary ZeroMQ routing devices, with support for... |
| 30 | 126,415 | 84,476 | hydra5 | Load-balanced (multi-headed) SOCKS5 proxy |
| 31 | 128,456 | 84,476 | ruby2lolz | Ruby to Lolcode translator, kthnxbai. |
| 32 | 128,629 | 84,476 | pregel | Single-node implementation of Google's Pregel framework for large-scale graph processing. |