Speckyboy Design Magazine – “Speckyboy is an online magazine for designers with its focus on sharing helpful resources, exploring new techniques, sharing useful tips, and inspiring you to build a better web“.
I think that this newsletter is my top favorite. You get tons of information and freebies about the web, development, and design, all in one place. Every newsletter has given me something that is useful. This is one that you will definitely want to sign up for.