Inspired by Wes Bos, here's what I'm using on a daily basis. Visit uses.tech for a list of what others use or to submit your own.
Although I got my start designing and developing on an ancient Gateway laptop that I saved up forever to buy, I switched pretty quickly to Apple's ecosystem early on once I could afford it. I'm currently using:
The environment that I work in is extremely important to me. I've worked out of a RV while we traveled around the United States and worked in-office with product teams. I've always kept a home office and here's what I'm currently using: