Color Widgets 3.0 for Mac was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this app available.
Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe. This free software for Mac OS X is an intellectual property of Zeynep Aksu. The program is included in System Tools.
From the developer:
Color Widgets lets you personalize your Mac's Notification Center with new Big Sur widgets. You can choose from a wide collection of highly customizable widgets and adjust them to fit your desired appearance. You can customize color, font, design, and find the perfect match for yourself. You can also use your photos.
You may want to check out more Mac applications, such as QSS Widget, Calculator Widget or .::LvL - Quake 3 Widget, which might be similar to Color Widgets.
Gadgets Widgets