GitMerch - Get a T-shirt with your GitHub contribution map on it
DevTees - Graphic t-shirts made for developers.
Printaroo - Your online shop is a hop away
Product Hunt - A website that lets users share and discover new products
The Practical Dev Shop - Beautifully designed swag for developers ❤️ 👩💻
Unisocks - Dynamically priced limited edition socks, built on Ethereum.