PowerPC is a RISC architecture created by the 1991 Apple–IBM–Motorola alliance, known as AIM.

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Can we upgrade PowerPC Macs to OS X 10.7 now that 10.8 is out?

I know that 10.8 is out now, but we have older Macs that will not work under 10.8, as they do not have Intel processors. Can we still buy and get 10.7, which I believe will support older CPUs?
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.tar files on OS X Lion

How am I supposed to deal with .tar files with OS X Lion? I'm trying to install Ruby Version Manager, but Lion is throwing a fit about not being able to expand the tar file. This isn't the first time ...
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Is there a way to install and use PowerPC applications on Intel Macs?

Is there any way to install and use PowerPC applications on Intel based macs? I have older Adobe software that I would like to use, and cannot use on my new iMac.
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Can you virtualize PowerPC versions of Mac OS X on Intel Macs?

Ignoring licensing/legal issues, is there any virtualisation software that will virtualise an older, PowerPC-only version of Mac OS X (e.g. Panther 10.3.9) on an Intel Mac? If I understand correctly ...
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3answers
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Is there a replacement for Rosetta in Lion?

I have a few PowerPC Mac binaries I would like to run under MacOSX 10.7. I guess Rosetta is not going to be Open Source, isn't it? Any petition about this? I would start one or contact someone at ...
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677 views

What is the best Homebrew version for an iBook running Tiger?

I have an old iBook running Mac OS Tiger, and I want to install the Homebrew package manager on it. Which branch should I choose ? The Tiger one? The PPC one? Another one?