Mac operating systems (English Wikipedia)

"What is an operating system (OS)?". Apple Inc. July 15, 2004. Archived from the original on July 22, 2010. Retrieved September 6, 2014.
"Mac OS X: What is BSD?". Apple Inc. Archived from the original on February 19, 2013. Retrieved October 25, 2012.

images.apple.com

"Mac OS X and Unix" (PDF). Apple Inc. Archived from the original (PDF) on May 30, 2009. Retrieved February 5, 2016.

product.info.apple.com

"Apple Computer, Inc. Agrees to Acquire NeXT Software Inc". Apple Computer. December 20, 1996. Archived from the original on January 16, 1999.

apple.com

"Apple Releases Developer Preview of Mac OS X Lion" (Press release). Apple Inc. February 24, 2011. Archived from the original on October 13, 2019. Retrieved October 13, 2019.

archive.org (Global: 6^th place; English: 6^th place)

Linzmayer, Owen W. (1999). Apple Confidential. San Francisco, CA: No Starch Press. ISBN 9781886411289. OCLC 245921029. Archived from the original on September 20, 2019. Retrieved May 29, 2017.

archive.today (Global: 14^th place; English: 14^th place)

"MAE screenshots". Archived from the original on January 24, 2014. Retrieved March 4, 2015.

arstechnica.com (Global: 388^th place; English: 265^th place)

Siracusa, John (March 24, 2006). "Five years of Mac OS X". Ars Technica. Condé Nast Digital. Archived from the original on June 25, 2009. Retrieved April 15, 2009. Even Steve Jobs still says "ecks" instead of "ten" sometimes.

aux-penelope.com (Global: low place; English: low place)

"MAE screenshots". Archived from the original on January 24, 2014. Retrieved March 4, 2015.

books.google.com (Global: 3^rd place; English: 3^rd place)

Crabb, Don (August 10, 1992). "Apple finally gets Unix right with A/UX 3.0". InfoWorld. pp. 68–69. Archived from the original on August 1, 2016. Retrieved October 1, 2016.

daringfireball.net (Global: low place; English: low place)

Gruber, John. "Mountain Lion". Daring Fireball. Archived from the original on August 11, 2015. Retrieved August 15, 2015.

folklore.org (Global: low place; English: low place)

Hertzfeld, Andy. "The Original Macintosh: Mea Culpa". folklore.org. Archived from the original on June 19, 2010. Retrieved May 10, 2010.

inria.fr (Global: 4,903^rd place; English: 3,679^th place)

bat8.inria.fr

Barbou des Places, François; Stephen, Nick; Reynolds, Franklin D. (January 12, 1996). "Linux on the OSF Mach3 microkernel". Grenoble and Cambridge: OSF Research Institute. Archived from the original on February 11, 2012. Retrieved April 4, 2013.

lowendmac.com (Global: low place; English: 7,425^th place)

"A Brief History of the Classic Mac OS". Low End Mac. Archived from the original on October 5, 2016. Retrieved October 1, 2016.
Hormby, Tom (2005). "Star Trek: Apple's First Mac OS on Intel Project". Low End Mac. Archived from the original on November 2, 2015. Retrieved November 10, 2015.

mactech.com (Global: low place; English: low place)

"Inside the Macintosh Coprocessor Platform and A/ROSE". Archived from the original on October 15, 2016. Retrieved October 1, 2016.

macworld.com (Global: 2,573^rd place; English: 1,594^th place)

Gruber, John (January 21, 2009). "Three things OS X could learn from the Classic Mac OS". Macworld. Archived from the original on September 24, 2016. Retrieved September 13, 2016.
Honan, Matthew (January 9, 2007). "Apple unveils iPhone". Macworld. Archived from the original on April 15, 2008. Retrieved January 16, 2010.

nostarch.com (Global: low place; English: low place)

Linzmayer, Owen W. (2004). Apple Confidential 2.0. No Starch Press. Archived from the original on November 13, 2016. Retrieved October 1, 2016.

opengroup.org (Global: 3,671^st place; English: 2,607^th place)

"macOS version 10.12 Sierra on Intel-based Mac computers". The Open Group. Archived from the original on October 2, 2016. Retrieved September 29, 2016.

pcworld.com (Global: 1,317^th place; English: 873^rd place)

Widman, Jake (October 9, 2008). "Lessons Learned: IT's Biggest Project Failures". PCWorld. Archived from the original on November 5, 2012. Retrieved October 23, 2012.

stanford.edu (Global: 179^th place; English: 183^rd place)

library.stanford.edu

"The Macintosh Product Introduction Plan". Stanford University Libraries & Academic Information Resources. Stanford University. Archived from the original on July 21, 2010.

theregister.co.uk (Global: 1,216^th place; English: 797^th place)

"Apple surrenders the Pink (to Microsoft) Archived August 10, 2017, at the Wayback Machine", The Register, October 3, 2008.

web.archive.org (Global: 1^st place; English: 1^st place)

Gruber, John (January 21, 2009). "Three things OS X could learn from the Classic Mac OS". Macworld. Archived from the original on September 24, 2016. Retrieved September 13, 2016.
Hertzfeld, Andy. "The Original Macintosh: Mea Culpa". folklore.org. Archived from the original on June 19, 2010. Retrieved May 10, 2010.
Siracusa, John (March 24, 2006). "Five years of Mac OS X". Ars Technica. Condé Nast Digital. Archived from the original on June 25, 2009. Retrieved April 15, 2009. Even Steve Jobs still says "ecks" instead of "ten" sometimes.
Gruber, John. "Mountain Lion". Daring Fireball. Archived from the original on August 11, 2015. Retrieved August 15, 2015.
Honan, Matthew (January 9, 2007). "Apple unveils iPhone". Macworld. Archived from the original on April 15, 2008. Retrieved January 16, 2010.
Linzmayer, Owen W. (2004). Apple Confidential 2.0. No Starch Press. Archived from the original on November 13, 2016. Retrieved October 1, 2016.
"The Macintosh Product Introduction Plan". Stanford University Libraries & Academic Information Resources. Stanford University. Archived from the original on July 21, 2010.
"A Brief History of the Classic Mac OS". Low End Mac. Archived from the original on October 5, 2016. Retrieved October 1, 2016.
"What is an operating system (OS)?". Apple Inc. July 15, 2004. Archived from the original on July 22, 2010. Retrieved September 6, 2014.
"Mac OS X and Unix" (PDF). Apple Inc. Archived from the original (PDF) on May 30, 2009. Retrieved February 5, 2016.
"macOS version 10.12 Sierra on Intel-based Mac computers". The Open Group. Archived from the original on October 2, 2016. Retrieved September 29, 2016.
"Apple Computer, Inc. Agrees to Acquire NeXT Software Inc". Apple Computer. December 20, 1996. Archived from the original on January 16, 1999.
"Mac OS X: What is BSD?". Apple Inc. Archived from the original on February 19, 2013. Retrieved October 25, 2012.
"Apple Releases Developer Preview of Mac OS X Lion" (Press release). Apple Inc. February 24, 2011. Archived from the original on October 13, 2019. Retrieved October 13, 2019.
"Inside the Macintosh Coprocessor Platform and A/ROSE". Archived from the original on October 15, 2016. Retrieved October 1, 2016.
Crabb, Don (August 10, 1992). "Apple finally gets Unix right with A/UX 3.0". InfoWorld. pp. 68–69. Archived from the original on August 1, 2016. Retrieved October 1, 2016.
Barbou des Places, François; Stephen, Nick; Reynolds, Franklin D. (January 12, 1996). "Linux on the OSF Mach3 microkernel". Grenoble and Cambridge: OSF Research Institute. Archived from the original on February 11, 2012. Retrieved April 4, 2013.
Hormby, Tom (2005). "Star Trek: Apple's First Mac OS on Intel Project". Low End Mac. Archived from the original on November 2, 2015. Retrieved November 10, 2015.
Linzmayer, Owen W. (1999). Apple Confidential. San Francisco, CA: No Starch Press. ISBN 9781886411289. OCLC 245921029. Archived from the original on September 20, 2019. Retrieved May 29, 2017.
"Apple surrenders the Pink (to Microsoft) Archived August 10, 2017, at the Wayback Machine", The Register, October 3, 2008.
Widman, Jake (October 9, 2008). "Lessons Learned: IT's Biggest Project Failures". PCWorld. Archived from the original on November 5, 2012. Retrieved October 23, 2012.

worldcat.org (Global: 5^th place; English: 5^th place)

search.worldcat.org

Linzmayer, Owen W. (1999). Apple Confidential. San Francisco, CA: No Starch Press. ISBN 9781886411289. OCLC 245921029. Archived from the original on September 20, 2019. Retrieved May 29, 2017.

Mac operating systems (English Wikipedia)

apple.com (Global: 67th place; English: 64th place)

support.apple.com

images.apple.com

product.info.apple.com

apple.com

archive.org (Global: 6th place; English: 6th place)

archive.today (Global: 14th place; English: 14th place)

arstechnica.com (Global: 388th place; English: 265th place)

aux-penelope.com (Global: low place; English: low place)

books.google.com (Global: 3rd place; English: 3rd place)

daringfireball.net (Global: low place; English: low place)

folklore.org (Global: low place; English: low place)

inria.fr (Global: 4,903rd place; English: 3,679th place)

bat8.inria.fr

lowendmac.com (Global: low place; English: 7,425th place)

mactech.com (Global: low place; English: low place)

macworld.com (Global: 2,573rd place; English: 1,594th place)

nostarch.com (Global: low place; English: low place)

opengroup.org (Global: 3,671st place; English: 2,607th place)

pcworld.com (Global: 1,317th place; English: 873rd place)

stanford.edu (Global: 179th place; English: 183rd place)

library.stanford.edu

theregister.co.uk (Global: 1,216th place; English: 797th place)

web.archive.org (Global: 1st place; English: 1st place)

worldcat.org (Global: 5th place; English: 5th place)

search.worldcat.org

apple.com (Global: 67^th place; English: 64^th place)

archive.org (Global: 6^th place; English: 6^th place)

archive.today (Global: 14^th place; English: 14^th place)

arstechnica.com (Global: 388^th place; English: 265^th place)

books.google.com (Global: 3^rd place; English: 3^rd place)

inria.fr (Global: 4,903^rd place; English: 3,679^th place)

lowendmac.com (Global: low place; English: 7,425^th place)

macworld.com (Global: 2,573^rd place; English: 1,594^th place)

opengroup.org (Global: 3,671^st place; English: 2,607^th place)

pcworld.com (Global: 1,317^th place; English: 873^rd place)

stanford.edu (Global: 179^th place; English: 183^rd place)

theregister.co.uk (Global: 1,216^th place; English: 797^th place)

web.archive.org (Global: 1^st place; English: 1^st place)

worldcat.org (Global: 5^th place; English: 5^th place)