With CardU webapp you can create some greeting cards online.
Find interesting background images, add texts and save your greeting card easily with this web app.
Visit CardU page in this link.
Currently what you can do with CardU is to choose an available background, then add some text on it. You can choose desired text color and manage the text alignment before adding your texts.
To save the image created in CardU, you can right click on the canvas and choose “Save image as…”
Interesting in its source codes? Get the source codes from GitHub: https://github.com/habibieamrullah/CardU