I have skinned my OS X install with custom fonts[0], traffic lights[1], and icons[2][3].<p>[0]: <a href="https:&#x2F;&#x2F;github.com&#x2F;dtinth&#x2F;YosemiteAndElCapitanSystemFontPatcher" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;dtinth&#x2F;YosemiteAndElCapitanSystemFontPatc...</a><p>[1]: <a href="https:&#x2F;&#x2F;github.com&#x2F;alexzielenski&#x2F;ThemeEngine" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;alexzielenski&#x2F;ThemeEngine</a><p>[2]: <a href="http:&#x2F;&#x2F;freemacsoft.net&#x2F;liteicon&#x2F;" rel="nofollow">http:&#x2F;&#x2F;freemacsoft.net&#x2F;liteicon&#x2F;</a><p>[3]: <a href="https:&#x2F;&#x2F;www.xs4all.nl&#x2F;~ronaldpr&#x2F;emaculation&#x2F;Mac_Icons_and_Textures.sit.hqx" rel="nofollow">https:&#x2F;&#x2F;www.xs4all.nl&#x2F;~ronaldpr&#x2F;emaculation&#x2F;Mac_Icons_and_Te...</a><p>as you can see, I&#x27;m obviously a SCARY elite hacker that should not be messed with ;)<p><a href="http:&#x2F;&#x2F;i.imgur.com&#x2F;bl5hdAN.png" rel="nofollow">http:&#x2F;&#x2F;i.imgur.com&#x2F;bl5hdAN.png</a>