We designed the panga 20, a simple to build work boat that is easy to operate. see our panga boat plans to learn more about this plywood boat construction.. Free plans () home » power boats » we designed a simple to build work boat with a vee-hull based on a proven work boat type, the panga. like other pangas,. The history of the panga. yet shroyer’s plans are clearly of his own hand. the panga is now the boat that drives the tourism industry..