Playground is an expandable dashboard program that utilizes plugins to enhance its functionality. Developed by Holy Kiwi, this Chrome-based program offers a range of features to enhance your browsing experience.

The program comes with several default plugins, including real-time cryptocurrency price tracking, air quality monitoring, a to-do list, daily quotes, a D-day calculator, Bitcoin price lookup, a clock, daily English vocabulary, inspirational quotes, a notepad, real-time search trends on Naver, and search capabilities on both Naver and Google.

With Playground, you can customize your dashboard by adding or removing plugins according to your preferences. This allows you to create a personalized browsing experience that caters to your specific needs.

Overall, Playground is a versatile dashboard program that offers a wide range of features through its plugin system. Whether you're looking for cryptocurrency updates, productivity tools, or simply want to stay informed with real-time search trends, Playground has you covered.