<p><img src="https://images.cointelegraph.com/images/840_aHR0cHM6Ly9zMy5jb2ludGVsZWdyYXBoLmNvbS91cGxvYWRzLzIwMjItMTEvYWQ1NjEyNzAtYTUwOS00ZjExLWE3MjEtNmU4NjQ5MWQ0MDcyLmpwZw==.jpg"></p><p>Developers say the tool can help users save upwards of 15% on gas fees when shopping for NFTs. </p>