Immunix

{{Infobox OS

| name = Immunix

| logo = Logo of Immunix Inc.svg

| screenshot =

| caption =

| website = {{web archive|url=http://web.archive.org/web/20040225105455/http://www.immunix.com/|title=immunix.com}}

| developer = Immunix, Inc.

| family = Linux (Unix-like)

| source_model =

| released =

| latest_release_version = 7.3

| latest_release_date = {{Start date and age|2003|11|27}}

| latest_test_version =

| latest_test_date =

| marketing_target =

| language =

| kernel_type = Monolithic kernel (Linux)

| ui =

| license =

| working_state =

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| updatemodel =

| package_manager =

}}

Immunix is a discontinued commercial operating system that provided host-based application security. The last release of Immunix's Linux distribution was version 7.3 on November 27, 2003. Immunix, Inc. was the creator of AppArmor, an application security system.

On May 10, 2005, Novell acquired Immunix, Inc., a long-time partner with Novell.{{cite web | title=Novell Acquires Immunix, Delivers Industry's Best Application Security for Linux | url=http://www.novell.com/news/press/novell_acquires_immunix_delivers_industrys_best_application_security_for_linux | date=2005-05-10 | publisher=Novell }} AppArmor was one of Novell's primary interests, and as a result, it was adopted by the company and renamed Novell AppArmor powered by Immunix. In September 2007, Novell laid off the AppArmor team.{{cite web | title=Novell lays off AppArmor programmers | url=https://www.cnet.com/news/novell-lays-off-apparmor-programmers/ | date=2007-10-10| publisher=CNET }}