1. AIX：
AIX是IBM提供的一系列专有操作系统。 AIX代表Advanced Interactive eXecutive。最初，它是为IBM RT PC RISC工作站设计的，后来又用于各种硬件平台，例如IBM RS / 6000系列，基于PowerPC的系统，System-370大型机，PS-2个人计算机和Apple Network Server。它是五个具有The Open Group的UNIX 03标准认证的商业操作系统之一。 AIX的第一个版本于1986年发布。AIX的最新稳定版本是7.2。
2.地狱：
Inferno是由Vita Nuova Holdings提供的分布式操作系统。它是一个免费的操作系统。它是使用C和Limbo编写的。它的目标系统是NAS，服务器和嵌入式系统。它可以跨多种硬件，网络和环境进行移植。 Inferno的第一个版本于1997年推出。它是由Bell Labs的计算机科学研究部门开发的。它是一个开源操作系统。它的内核类型是单片的。
AIX和Inferno之间的区别：
| AIX | Inferno |
|---|---|
| It was developed by IBM. | It was developed by Bell Labs. |
| It was launched in 1986. | It was launched in 1997. |
| Its target system type is Server, NAS and workstation. | Its target system type are NAS, server and embedded systems. |
| Computer architectures supported are POWER, PowerPC-AS, PowerPC and Power ISA. | Computer architectures supported by Inferno are IA-32, PowerPC, SPARC, Alpha and MIPS. |
| Kernel type is Monolithic with modules. | Its kernel type is Monolithic with modules. |
| Package management is installp and RPM. | Package management is MSI or custom installer. |
| It is owned by IBM. | It is owned by Vita Nuova Holdings. |
| The native APIs are SysV/POSIX. | Its native APIs Proprietary. |
| Preferred license is Proprietary. | It has the preferred license of MIT, GNU GPL, GNU LGPL and LPL. |
| File systems supported are NTFS, FAT, ISO 9660, UDF, HFS+, FATX and HFS. | File systems supported by Inferno are Styx/9P2000, kfs, FAT and ISO 9660. |