Shortest GUI program written in Golang. It displays a window and exits after 5 seconds.

try_shiny.go

// Shortest GUI program written in Golang.
// It displays a window and exits after 5 seconds.
package main

import (
	"time"

	"golang.org/x/exp/shiny/driver"
	"golang.org/x/exp/shiny/screen"
)

func main() {
	driver.Main(func(s screen.Screen) {
		w, err := s.NewWindow(nil)
		if err != nil {
			panic(err)
		}
		defer w.Release()

		w.Publish()
		time.Sleep(5 * time.Second)
	})
}