Computer

Hardware
Abit, Apple, Antec, AOpen, ASUS, Cisco, Compaq, dbrand, Dell, Epson, HP, IBM, Intel, Logitech, Micron, Netgear, NVidia, Sony,

Software
Adobe, Apache, Bare Bones, dd-wrt, Download.com, Firefox, Intuit, Microsoft, MySQL, NeoOffice, Open Office, Oracle, Parallels, PostgreSQL, Pretty Good Solitaire, Textpad, Tomato USB, VirtualBox, VMWare,

Programming
Active State, Apple, Atom, Bare Bones HTML, Brackets, Eclipse, IntelliJ, Java, Java World, Manning Publications, Netbeans, PHP, O'Reilly.com, Perl, Sax, ServerSide, Sublime Text, Visual Studio Code, W3C HTML,

Linux/BSD
Debian, DistroWatch, FreeBSD, Gentoo, Gnome, KDE, Linux Today, NetBSD, OpenBSD, Red Hat, Silicon Valley LUG, Using Samba, Ubuntu,

Keyboards
Drop, Epomaker, Keychon, Prevail, PrimeKB, Ringer, Stupidfish, Switch & Click,

ISP/Web Hosting
AT&T, Cruzio, Earthlink, GoDaddy, Got.net, HostGator, iPage, LunarPages, Toast.net,

Advice/Periodicals
Anand Tech, Apple Insider, ARS Technica, C|Net news.com, Mac Rumours, MacWorld, Notebook Review, PC, PC World, Practically Networked, Silent PC Review, Slash Dot, Tidbits, Tom's Hardware,

Shopping
Amazon, Buy.com, Central, Directron, eBags, eBay, K-T Employee Purchase, LA Computer, Mac Connection, MacMall, Micro Center, New Egg, PC Connection, Provantage, Tech Bargains, Woot,
 
 

Mobility

Devices
Android Developers, Android Forums, Apple, Apple iPhone Dev, Apple Insider, Mac Rumours, OnePlus, Play Store, Swappa, XDA,

Carriers
AT&T, T-Mobile, Verizon, Visible, Xfinity,

Advice/Periodicals
Boy Genius, Engadget, Howard Forums, My Rate Plan, Phone Scoop, The Verge,
 
 

DIY

Manufacturers
Arduino, Beagleboard, Espressif, Fluke, GW Instek, Raspberry Pi, Rigol, Siglent,

Retailers
Adafruit, Amazon, DigiKey, Maker Shed, Newark, PiBorg, RadioShack, Saelig, Sparkfun, Tequipment,

Information / Forums
EEV Blog Forums, Element14, Make, NAS Access,