Copysoft is the developer of the "Skunny" line of games, including the platforming games as well as Skunny Kart.
Official Copysoft website
* Archived, Apr 2019
Games developed and/or published by Copysoft
Skunny: In the Wild West (1994)
Skunny Kart (1993)
Skunny: Back to the Forest (1993)
Skunny: Save Our Pizzas! (1993)