FOG是一个github上的开源软件。为上层应用屏蔽IaaS差异，使基于云的开发更便利。 fog-aliyun是标准的FOG provider，fog-aliyun已经加入github上的fog组织，见： https://github.com/fog/fog https://github.com/fog/fog-aliyun 最新代码请从github获取，或者通过 gem install fog-aliyun安装应用

99bill快钱支付

fastdfs client for ruby

Ruby 算法集

Jiumo是为Alfred所写的一款workflow

redis-rb 是 Redis 最为成熟而且稳定的客户端开发包，要求先装 hiredis gem ，这样可发挥最高的性能

完美的 Ruby 图形验证码 Gem - RuCaptcha

Foreman is a free open source project that gives you the power to easily automate repetitive tasks, quickly deploy applications, and proactively manage your servers life cycle, on-premises or in the cloud.

2-way transform between Evernote and Markdown format

Hijack，可以给现有的 ruby 进程提供 irb 会话

sodium sodium 是高性能易用的加密库 libsodium  的 Ruby 封装版本

Haml is a templating engine for HTML. It's designed to make it both easier and more pleasant to write HTML documents, by eliminating redundancy, reflecting the underlying structure that the document represents, and providing an elegant syntax that's bot...