NetBSD是一份免費的、安全的及高度可移植的開源UNIX操作系統(tǒng)，它適合于很多種平臺，從64-bit的AlphaServers及桌面系統(tǒng)到手持及嵌入式系統(tǒng)。它在設計上非常整潔，并擁有先進的特性，這使得它在業(yè)界和學術界都有口皆碑。用戶可通過完整的源代碼來獲得支持。很多應用程序都可容易地從 NetBSD Packages Collection獲得。

The NetBSD project has announced the release of NetBSD 5.0: "TheNetBSD project is pleased to announce that NetBSD 5.0, the thirteenthrelease of the NetBSD operating system, is now available. NetBSD 5.0features greatly improved performance and scalability on modernmultiprocessor (SMP) and multi-core systems. In addition to scalabilityand performance improvements, a significant number of major featureshave been added. Some highlights are: a preview of metadata journalingfor FFS file systems (known as WAPBL), the jemalloc memory allocator,X.Org instead of XFree86 on a number of ports, the Power ManagementFramework, ACPI suspend/resume support on many laptops, write supportfor UDF file systems, the Automated Testing Framework, the RunnableUserspace Meta Program framework, Xen 3.3 support for both i386 andamd64...." See the release announcement and release notesfor a full list of changes and new features. Installation CD images for42 processor architectures are available from NetBSD's main FTP server and its mirrors; quick links to the i386 and amd64 CD images: i386cd-5.0.iso (229MB, MD5, torrent), amd64cd-5.0.iso (242MB, MD5, torrent).

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