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01
Pencil Sharpener Desk Organizer – Giant Pencil Sharpener-Style Pen Holder #3DThursday #3DPrinting
Shared by precisionprintpro on MakerWorld: Add a fun and functional twist to your workspace with this giant sharpener-style desk organizer, perfect for teachers, students, or anyone who loves stationery! This creative design brings the classic pencil sharpener to life as a stylish storage solution for pens, pencils, markers, and more. Download the files and learn […]Ben
02
The Python on Microcontrollers Newsletter: subscribe for free
The Python for Microcontrollers Newsletter is the place for the latest news involving Python on hardware (microcontrollers AND single board computers like Raspberry Pi). This ad-free, spam-free weekly email is filled with CircuitPython, MicroPython, and Python information that you may have missed, all in one place! You get a summary of all the software, events, projects, and the latest hardware worldwide once a week, no […]Anne Barela
03
Skeleton Head Pumpkin – Skull-Textured Halloween Decor #3DThursday #3DPrinting
sektor7_studios shares: A pumpkin like no other — the classic pumpkin shape with an entire body made of skulls. One-piece 3D print, ready to go. Highly detailed skull texture for a chilling effect. Looks amazing in black, grey, or glow-in-the-dark filament. Perfect Halloween centerpiece. By Sektor 7 Studios download the files on: https://makerworld.com/en/models/1857657-skeleton-head-pumpkin-halloween-decor Every Thursday […]Pedro
04
LED Hexagon Panels and Shelfs – Reflector + Shelf-Lightcap Design #3Dprinting #3DThursday
Hexagon LED panels with a twist — includes shelf variants where clear/translucent ‘lightcaps’ let the illuminated cell double as a display shelf. Cells print in any non-translucent material, windows in translucent white, shelf caps in clear or highly translucent. RGBIC LED strips recommended for per-cell color. YouTube demo on Engineericly’s channel. By FunkyArt Download files: […]Jessie Mae
05
NEW PRODUCT – Adafruit GP8403 Breakout Board I2C DAC with 12V Booster + NVM – STEMMA QT / qwiic
NEW PRODUCT – Adafruit GP8403 Breakout Board I2C DAC with 12V Booster+NVM – STEMMA QT/qwiic __________________________________________________________________________________________________ We stock a bunch of DAC boards here at the ‘fruit – these are chips that will take I2C or SPI and pop out an analog voltage. We have single channels like the MCP4725 and even quad channel like MCP4728, but one […]Travis
06
John Park’s Workshop — LIVE TOMORROW CircuitPython Day 8/21/26
There will be no John Park’s Workshop today — this week it’ll be on Friday, CircuitPython Day See you tomorrow! It’s JOHN PARK’S WORKSHOP — LIVE! — Coming up at 4pm ET / 1pm PT Friday, 8/21/26 LIVE TEXT CHAT IS HERE in the Adafruit Discord chat! Projects CircuitPython Parsec Learn Guide Recap Tool Tips […]John Park
07
UPDATED PRODUCT – Adafruit Gemma Sequin Starter Pack
UPDATED PRODUCT – Adafruit Gemma Sequin Starter Pack __________________________________________________________________________________________________ Make your wearables glow with the GEMMA sequin pack! This GEMMA parts pack makes it easy to add light to your wearables. It comes with thread, needles, a holder for 2 x CR2032 coin cell batteries, a GEMMA sewable microcontroller, and warm white Adafruit LED Sequins. This […]Travis
08
P2.5 LED Matrix Smart Clock #3DThursday #3DPrinting
user_2922936159 shares: A comprehensive ESP32-powered smart clock built on a P2.5 (or P5.0) LED matrix. Connects to WiFi and every setting is controlled via internal webserver. 5 different clock screens, scheduled screen switching, weather stats, temperature offset with AHT10 sensor. March 2026 v2.89 update adds Swedish language. Firmware + PCB files on GitHub. 9mm standoffs […]Pedro
09
Raspberry Pi Pico + Pico Display Pack Case – Fully Enclosed with TPU Buttons #3DThursday #3DPrinting
EngineeringProj shares: A fully enclosed case for the Raspberry Pi Pico with a Pimoroni Pico Display Pack. Buttons print in TPU with two profiles (low-profile and high-profile). Includes a bottom RESET button so you don’t have to remove the Pico. Version 1 available for smaller USB cable holes. By Engineering Projects download the files on: […]Pedro
10
CircuitPython Day is TOMORROW August 21 (latest schedule)
It’s that time of year! Adafruit has determined that this Friday, August 21, 2025, is the snakiest day of the year and designated it CircuitPython Day! Adafruit will have special video shows and more throughout the day. All times US Eastern: Time (Eastern) Presenter Format Title 11:00 AM Noe & Pedro livestream 3D Hangouts Special […]Anne Barela
11
Why are people suddenly adding Apple Lightning cables to Raspberry Pi Pico 2 boards?
People have been popping up in various maker forums asking about Raspberry Pi Pico 2 boards and adding an Apple Lightning cable. The reasons: jailbreaking/bypassing iDevices with Apple A12/A13 CPUs using the usbliter8 boot ROM exploit by Paradigm Shift. One X user (stacksmashing) even replied: “I literally have this on my desk right now”. The […]Anne Barela
12
PINE64 is halting its Linux hardware line, and the AI bubble is to blame
They are blaming DRAM and eMMC shortages, with nothing coming back before mid-2027. PINE64, the open hardware manufacturer, recently posted an update on its Mastodon account, and it’s not great news if you were hoping to grab new Linux-powered hardware. The disruptions in DRAM and eMMC supply are to blame, as PINE64 says its Linux […]Anne Barela
13
Hackaday Europe 2026: The 1-bit CPU that ran factories
Nicola Cimmino came to Hackaday Europe 2026 to speak about a remarkably simple 1-bit CPU that used to run factories. He used to frequent a facility that used to recycle electronic waste, which sold old bits and pieces of hardware by the kilo. Many times, Nicola would pick up odd boards with an eye to […]Anne Barela
14
How AI is transforming the role of test engineers
Software is being released at a pace traditional testing approaches struggle to match, while AI is moving from assisting with test design to generating, adapting, and maintaining tests across the delivery pipeline. The question facing software testers is no longer only how to scale testing, but how to guarantee the evidence automation produces. In this environment, the […]Anne Barela
15
PwrBlock 323 brings programmable power to test fixtures
Finnish company Everypin has introduced PwrBlock 323, a programmable power supply designed to be integrated directly into automated test fixtures. The device provides a single non-isolated output from 1 to 32 V at up to 3 A, with a maximum output power of about 92 W when supplied by a 100-W USB-C Power Delivery source. […]Anne Barela
16
Free NASA e-books
Space is undeniably cool, even though your chances of putting yourself or even your own rover on the Moon aren’t very good at the moment (but, of course, give it time). If you are looking for something to put on your e-reader and you are also interested in space, save your money and get some […]Anne Barela
17
Momo Creepy smile mask #3DThursday #3DPrinting
Every week we’ll 3D print designs from the community and showcase slicer settings, use cases and of course, Time-lapses! This Week: Momo smile mask By cforms makerworld.com/en/models/1839027-creepy-smile-horror-mask-2-wearable Bambu X1C PolyMaker PLA 5hr 16mins X:176 Y:173 Z:67mm .2mm layer / .4mm Nozzle 10% Infill / 1mm Retraction 200C / 60C 102g 230mm/s Every Thursday is #3dthursday […]Pedro
18
A star racing at 15,000 miles per second tests Einstein theory of relativity
The Milky Way galaxy is anchored by a supermassive black hole named Sagittarius A*, that has a mass over four million times greater than the sun. While Sagittarius A* exerts an influence on everything inside its cosmic neighborhood, astronomers have detected one particular cosmic thrall that may offer a glimpse into some of the universe’s […]Anne Barela
19
UPDATED GUIDE: Adafruit SCD-4x – True CO2 Temperature and Humidity Sensors #AdafruitLearningSystem @Adafruit
The Adafruit SCD-4x guide has been updated with information on how to interface with the new SCD-43 sensor breakout. The same Arduino and CircuitPython drivers and examples can be used with this board for all of your CO2, temperature and humidity sensing needs. Read more at Adafruit SCD-4x – True CO2 Temperature and Humidity SensorsLiz Clark
20
Flexi Armadillo Girdled Lizard – Sensory Fidget #3DThursday #3DPrinting
FilliFuu shares: A new hybrid flexi featuring the new link-flexi body with classic link-flexi arms. Just like the real lizard, this flexi can roll into a defensive ball, flex, twist, and fidget. Print-in-place with no brim or supports. 15% gyroid infill, Arachne walls for improved facial detail with the painted profile. Recommended not smaller than […]Pedro
21
Raspberry Pi 5 Active Cooler Case – Minimalist Power + HDMI #3DThursday #3DPrinting
HennetheHarleki shares: A minimal Pi 5 case designed to use the Pi 5 directly with the official active cooler. Single opening on the side for power supply and HDMI ports. Simple, ultra-clean form-factor for permanent installations where you don’t need the other IO. By Henne the Harlekin download the files on: https://makerworld.com/en/models/414435 Every Thursday is […]Pedro
22
Raspberry Pi Pico Case with Cable Retainer #3DThursday #3DPrinting
flummer shares: A compact Pi Pico case that exposes the USB connector on one end and has an output for a larger cable (up to 5.5mm diameter) on the other, with a built-in cable retainer to prevent yanking the connection. Designed for the foot pedal switch project. Uses 4× M3 brass inserts in the bottom […]Pedro
23
Witch’s Cauldron House – LED Tea Light Halloween Decoration #3DThursday #3DPrinting
Allpa_112 shares: A witch’s cauldron-shaped house designed precisely for LED tea lights, so the windows and ‘poison’ illuminate for great atmospheric effect in the dark. Multi-part assembly — mostly no supports needed (recommended only for window/door frames). Multi-color printer not required, just plug or glue parts together. 11cm base, 8.5cm tall at 100% scale. Fits […]Pedro
24
Modular LED Lighting System – Hexagons, Rectangles, Triangles + Tracks #3DThursday #3DPrinting
Contrapaul shares: A modular, customizable light system that supports hexagons, rectangles, triangles, and straight tracks. Designed to limit hardware needs and be fun to build. Feb 2026 update adds core pieces with channels to hide wires and a drop-in hanger. Dec 2025 update added small hexagon pieces with press-fit clips for wire retention. STEP files […]Pedro
25
From the mail bag…
From the mail bag! Adafruit is one of the brands I genuinely respect in this space. Building the Learning System as free, open, carefully written documentation, while manufacturing in NYC and championing open-source hardware, is a rare set of values to hold all at once. My capstone used Arduino-class hardware, so I know firsthand how […]Ben
26
Articulated Skeleton Hand – Halloween Decor with Pumpkin Lantern #3DThursday #3DPrinting
mingGY shares: A 3D-printed articulated skeleton hand paired with small accessories like pumpkin lanterns. Realistic joint detail and flexibly poseable. Print tolerances may cause joint looseness over time — restore damping with clear nail polish on joint heads. Great home decoration or holiday display. By MingGY download the files on: https://makerworld.com/en/models/1841827-articulated-skeleton-hand Every Thursday is #3dthursday […]Pedro
27
SHOW and TELL 8/19/26 with @johnedgarpark #ShowandTell @adafruit
The biggest and longest running worldwide online Show and Tell LIVE! 8/19/2026 at 7:30pm Eastern. Video. Hosted this week by John ParkJohn Park
28
The Python on Microcontrollers Newsletter: subscribe for free
The Python for Microcontrollers Newsletter is the place for the latest news involving Python on hardware (microcontrollers AND single board computers like Raspberry Pi). This ad-free, spam-free weekly email is filled with CircuitPython, MicroPython, and Python information that you may have missed, all in one place! You get a summary of all the software, events, projects, and the latest hardware worldwide once a week, no […]Anne Barela
29
Monitoring Blood Pressure in ICU with Wearable Sensors and AI
Johns Hopkins University researchers have developed a system to continuously monitor blood pressure without the need for arterial lines. Familiar blood pressure cuffs that wrap around the arm aren’t invasive, but they only provide intermittent readings. The team created a system called MOSAIC based on two sensors—one placed on a patient’s chest, and the other […]Takara
30
Arduino Spider-Man Web Shooter #WearableWednesday
Built from cardboard, an Arduino, a motion sensor and some clever crafting, Barquinics created this web-shooter. Not quite ready to swing from the rooftops, but they it does look super fun! see the guide on Instructables: In this project, we’ll build a wearable, motion-triggered web-shooter using an Arduino Nano and an accelerometer. Just make a […]Ben

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