KPL stands for Kids Programming Language and denotes a file that has been written in this language.
The KPL program is now called Phrogram, but the KPL filetype is still compatible.
.kpl File
Extension
Developer:
The Phrogram Company
File category:
What are kpl files & how to open them - Kids Programming Language Source Code File
File category:
Developer:
The Phrogram Company