Sun's future is offering an open source stack of software led by MySQL at its core.

Sun公未来将提供了一个以MySQL为核心的开源软件栈。

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It brings dozens of open source projects into a single framework, where they coordinate to deliver the enterprise stack.

它将许多开放源码项目放入单个框架中，协同交付企业堆栈。

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The resources section also provides a list of the open source packages that can be used for the various cluster stack layer (such as messaging, management, resources).

参考资料部分还提供一个可用于各个群集堆栈层次(比如消息收发、管理、资源)的开源程序包的列表。

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Companies like Spike Source and SourceLabs tried to put together subscription-based models for productizing the open source stack.

FORBES: Red Hat At $1 Billion

Neither worked out, probably because the open source software stack is not as generic and interchangable as the operating system.

FORBES: Red Hat At $1 Billion