NetBSD是一份免费的、安全的及高度可移植的开源UNIX操作系统，它适合于很多种平台，从64-bit的AlphaServers及桌面系统到手持及嵌入式系统。它在设计上非常整洁，并拥有先进的特性，这使得它在业界和学术界都有口皆碑。用户可通过完整的源代码来获得支持。很多应用程序都可容易地从NetBSD Packages Collection获得。
Celebrating NetBSD's 16th birthday, Soren Jacobsen hasannounced the availability of the third release candidate for NetBSD5.0: "Today, on the 16th birthday of NetBSD, I havethe pleasure of announcing the availability of NetBSD 5.0 RC3. Beloware some highlighted changes since RC2: considerable improvements toWAPBL; further X.Org refinements, including switching sgimips to X.Org;scheduler activations support is now disabled by default insysctl.conf; ddb.onpanic is now set to 1 in the kernel by default, but0 in sysctl.conf - this avoids trying to dump if a crash occurs duringthe install phase; puffs is now enabled by default on amd64, i386,macppc, and sparc64; SSP kernels should work again; a handful ofassorted stability improvements. As always, see src/doc/CHANGES-5.0 forfull details." Here is the brief release announcement. Installation CD images for 40 processor architectures are available for download from these mirrors; quick links to the i386 and amd64 CD images: i386cd.iso (229MB), amd64cd.iso (242MB).