Donorbox has a goal meter that can be displayed on your donation form, or embedded separately on your website.
Click on the Edit icon link on your dashboard, next to the campaign you want to enable the goal meter for
Go to the Fundraising tab of your form editor.
Scroll to the bottom of the left-hand pane. From there you can then set a monthly goal or a goal for the entire campaign:
Click Update to save the changes. When you view your donation page, you'll now see the goal meter.
To remove the goal meter, simply remove the campaign goal amount.
If you are embedding the donation form into your own website, you have the option to hide the goal meter, without removing the goal amount. You can simply select this option in the embed code settings.
If you'd like to embed the progress meter by itself, please follow these instructions.