make. break. in no particular order.

My name is Andy and I make lots of random stuff. Read more about me on the About page.

What's New, You Ask?

I've released a tiny little macOS menubar utility I use to quickly swap my SSH config files between different environments or use cases. It's called Sshwitch.

Side note: On this website, I am using the super-cool Input font for this site. If you write code and you want to use it for your code editor, grab it here: https://input.djr.com/

Latest Blog Articles

CalDigit TS4 Thunderbolt 4 Dock
📆 Dec 30. 2025
📁 Computer Stuff

CalDigit TS4 Thunderbolt 4 Dock

My thoughts on the CalDigit TS4 Thunderbolt 4 dock

The Shed Beast: A 12x16 Wood Frame Storage Shed
📆 Mar 23. 2020
📁 Uncategorized

The Shed Beast: A 12x16 Wood Frame Storage Shed

Designing and building a massive 192 sq ft workshop shed.

Fitness Tracker Tester (& Pokemon Incubator?)
📆 Oct 12. 2016
📁 Uncategorized

Fitness Tracker Tester (& Pokemon Incubator?)

A generic device for... testing fitness trackers. Yeah, testing.

Photo Parade!

Touch Screens: Some Interesting History and Info
Fitbit Cheat-O-Matic 2: 3D Printed Mechanical Simplicity
The 2014 Southwest Maker Fest in Mesa, AZ
iPotti™ Released!
USB Foam Dart Launcher Assimilated (Partially)
FitBit Contest at meltmedia - No Cheat-O-Matic
Update: LED Reading Lamp Materializing
How To Compete in Your Company's FitBit Walk Competition While Injured
Desktop Warp Core - The Early Years
Introducing: The Office Chairiot Mark II - Labor In Motion Again
Objective-C/iOS/iPhone: UIColor from NSString
Solenoid-Powered 6 Brass Bell
What makes a Maker tick?
Office Chair Land Speed Record?
Tony Stark for Halloween 2010: The Arc Reactor (RT Mark II)
AC Current Detection with Allegro AC756 Linear Current Sensors
Desktop Warp Core - The SMD LED Strip Years
Electronics Workbench LED Upgrade
Easy DIY PVC Poolside Towel Rack
Making Mad Props for meltmedia's Interactive Superhero Marketing Launch: The HAT
December 2014 Office Chairiot Mark II Update: Electronics A Plenty!
CAD: Now My Most Important Maker Tool
Swanky Chinese Lamp
Focus, Dammit! Or, How I've Learned to Control A.D.D.
meltmedia meltHack-A-Palooza V: The Lost Pushbutton
Dartboard Backstop from Office Corkboard
Updated Office Chairiot Mark II Systems Schematic
iPotti #2: After a Number One, We Had to Make a Number Two
RoboStocking - AVR, Servo, Motor, IR Sensor, and BOOM!!! Merry Christmas!
PC Power Supply Repurposed for Bench/Breadboard/Tinker Use
Touch Screens: Some Interesting History and Info
Fitbit Cheat-O-Matic 2: 3D Printed Mechanical Simplicity
The 2014 Southwest Maker Fest in Mesa, AZ
iPotti™ Released!
USB Foam Dart Launcher Assimilated (Partially)
FitBit Contest at meltmedia - No Cheat-O-Matic
Update: LED Reading Lamp Materializing
How To Compete in Your Company's FitBit Walk Competition While Injured
Desktop Warp Core - The Early Years
Introducing: The Office Chairiot Mark II - Labor In Motion Again
Objective-C/iOS/iPhone: UIColor from NSString
Solenoid-Powered 6 Brass Bell
What makes a Maker tick?
Office Chair Land Speed Record?
Tony Stark for Halloween 2010: The Arc Reactor (RT Mark II)
AC Current Detection with Allegro AC756 Linear Current Sensors
Desktop Warp Core - The SMD LED Strip Years
Electronics Workbench LED Upgrade
Easy DIY PVC Poolside Towel Rack
Making Mad Props for meltmedia's Interactive Superhero Marketing Launch: The HAT
December 2014 Office Chairiot Mark II Update: Electronics A Plenty!
CAD: Now My Most Important Maker Tool
Swanky Chinese Lamp
Focus, Dammit! Or, How I've Learned to Control A.D.D.
meltmedia meltHack-A-Palooza V: The Lost Pushbutton
Dartboard Backstop from Office Corkboard
Updated Office Chairiot Mark II Systems Schematic
iPotti #2: After a Number One, We Had to Make a Number Two
RoboStocking - AVR, Servo, Motor, IR Sensor, and BOOM!!! Merry Christmas!
PC Power Supply Repurposed for Bench/Breadboard/Tinker Use

Maker Resources

A radnom sampling of tools and resources I find useful. View all resources →

Learning Platforms
FreeCodeCamp

A non-profit organization that consists of an interactive learning web platform, an online community forum, chat rooms, online publications and local organizations.

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Developer Tools
Pico CSS

Minimal CSS framework for semantic HTML. It makes things look great without writing classes.

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Resources for STEM

Find stuff for learning Science, Technology, Engineering, and Mathematics. View STEM

STEM Stuff
NASA

“NASA explores the unknown in air and space, innovates for the benefit of humanity, and inspires the world through discovery. For more than 65 years, NASA has made the seemingly impossible, possible. At its 20 centers and facilities across the country and with U.S. commercial companies and international partners, NASA leads studying Earth science, including climate, our Sun, solar system, and the larger universe. We conduct cutting-edge research to advance technology and aeronautics. We operate the world’s leading space laboratory, the International Space Station, and will establish a sustainable and strong exploration presence on the Moon this decade through the Artemis campaign.” —NASA About page

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STEM Stuff
PBS Kids Cyberchase

Games, videos, and activities to get kids involved in a science- and math-based adventure to learn and save the universe from evil cartoon characters (it’s hard to believe those cute little characters are evil, but we’ll just go with the story). 😉 There are multilingual activities, as well, FYI.

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Resources for STEM & Women/Girls in Tech

Technology is super cool and it shouldn't care who makes it that way. Women/Girls in Tech.

Women & Girls in Tech
Girls Inc. Girls in STEM

Girls Inc. provides year-round after-school programming, weekend activities, and experiences that expand upon and support girls’ STEM learning and engagement.

Visit Resource →
Women & Girls in Tech
National Girls Collaborative Project

The vision of the National Girls Collaborative Project (NGCP) is to bring together organizations throughout the United States that are committed to informing and encouraging girls to pursue careers in science, technology, engineering, and mathematics (STEM).

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Women & Girls in Tech
50 Women in the Tech Industry Every Man Should Know

(From the article intro) “The tech industry is a sector dominated by men. You’ve probably heard about well-known tech giants like Bill Gates, Jeff Bezos or Mark Zuckerberg, but you might not know about the equally impressive female tech gurus. Research shows that almost 80% of students cannot name a single famous woman working in tech. To solve this problem, we’ve got a list of the top 50 women in the tech industry you should know about!” (Thank you, Eva!)

Visit Resource →