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FreeBSD
FreeBSD是用于x86兼容(包括Pentium®和Athlon™),amd64兼容(包括Opteron™,Athlon™64和EM64T),ARM,IA-64,PowerPC ...的高级操作系统。
- 免费应用
- Self-Hosted
- BSD
具有任何许可的所有平台的FreeBSD替代品
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Windows 2000
Windows 2000是Microsoft Windows NT的后继产品。它主要是为商业用户设计的。与之相对应的家庭用户是Windows ME。
- 付费应用
- Windows
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