Pros & Cons — platform icon credits

Apple — Font Awesome Free 6.7.2, Apple brand icon.
https://github.com/FortAwesome/Font-Awesome/blob/6.7.2/svgs/brands/apple.svg
Icons licensed under CC BY 4.0. Resized and tinted for the original iPhone, iPad and Mac illustrations.
https://creativecommons.org/licenses/by/4.0/
Apple, iPhone, iPad and Mac are trademarks of Apple Inc.

Android — Google LLC.
The Android robot is reproduced or modified from work created and shared by Google and used according to terms described in the Creative Commons 3.0 Attribution License.
Android is a trademark of Google LLC.
Source: https://developer.android.com/distribute/marketing-tools/brand-guidelines
License: https://creativecommons.org/licenses/by/3.0/
The flat robot is resized and uses the green specified in the brand guidelines.

Windows — four-pane symbol, rendered in white from the shape in Microsoft's Windows brand guide.
https://cdn-dynmedia-1.microsoft.com/is/content/microsoftcorp/microsoft/mscle/documents/presentations/Windows_trademark_guidelines_2025.pdf
Windows is a trademark of Microsoft Corporation.

Tux — original artwork by Larry Ewing, created with The GIMP. Re-illustrated in Inkscape by Garrett LeSage and refined by IFo Hancroft, released by the repository under CC0 1.0. Resized for the site.
https://github.com/garrett/Tux
https://creativecommons.org/publicdomain/zero/1.0/
Linux is the registered trademark of Linus Torvalds.