Image Packaging System

The Image Packaging System, also known as IPS^{[citation needed]} or pkg(5), is a cross-platform package management system created by the OpenSolaris community in coordination with Sun Microsystems. It is used by OpenSolaris and a growing number of layered applications, including GlassFish, across a variety of OS platforms.

Features include:

Use of ZFS, allowing multiple boot environments and easy package operation rollbacks
Transactional actions
Support for multiple platform architectures within a single package
Legacy support for SVR4 packages
Extensive search grammar
Remote search capability
Changes-only based package updates
Network package repository
File and network-based package publication
Package operation history
Multi-platform ports for layered applications:
- Broad platform support: Microsoft Windows, Linux, Mac OS X, OpenSolaris, Solaris and IBM AIX
- Cross-platform update notification and package management Graphical user interfaces.

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