Sell WordPress Plugins & Themes. Anywhere.

<button id="purchase">Buy Now</button>
<script src="https://checkout.freemius.com/checkout.min.js"></script>
<script>
    var handler = FS.Checkout.configure({
        plugin_id:  1234,
        plan_id:    1122,
        public_key: 'pk_abcdefghijklmnopqrstuvwxyz',
        image:      'https://your.product.com/logo.png'
    });

    $('#purchase').on('click', function (e) {
        handler.open({
            name:    'My Plugin/Theme Name',
            success: function (response) {
                alert(response.user.email);
            }
        });
        e.preventDefault();
    });
</script>