10 holiday gift ideas for open source enthusiasts: 
Are you looking for cool gifts for people on your holiday shopping list or ideas for your own wishlist? If so, consider one of the ten suggestions below. Each of these gift suggestions connects in some way to the open source ethos. From DIY projects to computers to books, this list provides gift suggestions that foster creativity, learning, and exploring.
System76 computer
read more: Opensource.com holmja
Supporting Open Source.
Have you tried: Diving with Sharks?