There are several listed below. I hope you can use one of them. The last link has many shapes, including a square, heart, rectangle, circle, and many more. ;)
wow super genau das habe ich gesucht vielen vielen dank
mein Tag ist gerettet Danke
who can help me? appli I look for a frame with rounded corners which there was some time ago, in rectangular and square white only not by whom?
who knows where I can find I've been searching for almost 2 hours