TerminalVector font by George Yohng
The classic Windows Console font.

LanaPixel by eishiya Another flavor of pixel font

A powerful utility letting you customize many aspects of the Windows OS, like fonts, behavior, classic context menus, etc.

A similar utility with lots more user-created mods for Windows OS, like custom taskbar skins. Some mods may be unstable.

Two vaporwave-inspired edits of Windows 95 icons, by aconfuseddragon.
Pack 1
Pack 2

A small-yet-powerful tool for changing default Windows icons

See the above Reddit comment for a huge array of additional Windows tweaks.

Generate and download your favorite retro Mac backgrounds for use across all your devices

With all these tools, tweak your desktop to your liking!

A minimalist launcher for Android with three total screens - home screen, filtered notifications screen, and app screen. Comes with the ability to add custom fonts.

A non-Google SMS option with custom font support.