Windows vs MacOS vs Panther OS (Linux)

Introduction

Unlike MacOS and Windows, Panther OS does not keep track of what you're doing on your computer and helps you protect yourself from government surveillance, censoring, advertisers and evil corporations.

Windows (10) vs MacOS (Sierra) vs Panther OS:
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Overview	Windows	MacOS	Panther OS
Proprietary	Yes	Yes	No
Cost	Windows 10 Pro ($119.99)	MacOS Sierra free (only Mac)	Panther OS free (open source)
OS designed for hardware	No. Thousands of options, drivers, incompatibilities.	Yes. Hundreds of options, drivers supplied by Apple.	Yes. 100% Focus - Exclusively for Panther Alpha (Pro).
OS family	Windows	Unix-like	Unix-like
Minimum system requirements (64-bit)	Windows 10 1GHz+ 2GB RAM 20GB HDD	MacOS Sierra [1] N/A 4GB RAM 16GB HDD	Panther OS 1GHz+ 0.5GB RAM 3.6GB HDD
Support	Windows	MacOS	Panther OS
Built-in Support	No	No	Yes
Driver availability	various sources, usually seperate downloads, manual updates	included with system updates	included with system updates
Privacy	Windows	MacOS	Panther OS
Logs your keystrokes, browser history and even location	Yes [2]	Yes	Never
"By default Windows 10 Home is allowed to control your bandwidth usage, install any software it wants whenever it wants (without providing detailed information on what these updates do), display ads in the Start Menu (currently it has been limited to app advertisements), send your hardware details and any changes you make to Microsoft and even log your browser history and keystrokes which the Windows End User Licence Agreement (EULA) states you allow Microsoft to use for analysis." Gordon Kelly forbes.com
Send information about what you search on your computer to the internet	Yes [3]	Yes [4]	Never
"Unfortunately, no matter how many boxes you uncheck, Microsoft is still going to collect information from your computer, whether you know it or not." Jacbo Siegal bgr.com
Installs software or updates without your permission	Yes [5]	Yes	No
Tracks what apps you're using	Yes	Yes	Never
Saves draft documents in the cloud without you knowing	N/A	Yes [4]	Never
Requires an account before you can install software trough the built-in app store.	Yes	Yes. In some cases you're even asked to provide payment details.	No. You can download and install software without account.
Security	Windows	MacOS	Panther OS
Reported vulnerabilities (2014) [6]	47 high severity 20 medium severity 1 low severity	64 high severity 67 medium severity 16 low severity	3 high severity 9 medium severity 3 low severity (Fedora Linux)
Open for everyone to review (open source)	No	No	Yes
Sandboxing supported by Kernel	No	Yes	Yes
OpenVPN and Tor built-in	No	No	Yes (OpenVPN is a one-click install)
Vulnerable to government requests (National Security Letter)	Yes	Yes	No [7]
Supported cipher algorithms	DES, AES, Blowfish, Triple DES, RC2, RC4		DES, AES, Blowfish, Triple DES, Serpent, Twofish, Camellia, Cast-128, SEED, TEA, XTEA, CAST-256, RC4, Anubis, Khazad, Salsa20, Fcrypt
Ease of use	Windows	MacOS	Panther OS
Availability of popular (applications such as Chrome, Firefox, Skype)	Yes	Yes	Yes
One-click update (updates the OS, including all 3rd party applications)	No	Partial (only trough App Store)	Yes
Desktop customization	Limited	Very limited	Full
Compatibility	Windows	MacOS	Panther OS
Google (GApps) sync	built-in	built-in	built-in
Microsoft Exchange	built-in	built-in	built-in
CalDAV / CardDAV	partial	built-in	built-in
Office	Microsoft Office ($120+)	iWork (free*)	Libre Office (free)
Filesystem support	FAT, NTFS, ISO, UDF, exFAT	FAT, HFS, HFS+, ISO, UDF, UFS, exFAT	FAT, HFS, HFS+, NTFS, ext2, ext3, ext4, RaiserFS, Raiser4, Btrfs, Tux3 ISO, UDF, UFS, exFAT
Proven	Windows	MacOS	Linux
Top 500 Supercomputer	0%	0%	100%
Top 1 Mio Public Webserver	1.73%	0%	96.55%