Adafruit Blog · 实时热榜

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 […]

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 […]

Glow up your festival wardrobe with programmable LEDs! In this new tutorial from Erin St Blaine, learn how to add colorful, animated lighting to a faux fur coat using WLED. The fur trim and oversized cuffs become glowing canvases for colorful animations, sound-reactive effects, and custom patterns. Different sections of the coat can run their […]

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 […]

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 […]

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 […]

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 […]

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 […]

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 […]

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 […]

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 […]

After roughly nine years in progress, Rare’s 1997 spy shooter GoldenEye 007 has successfully been 100% decompiled by KholdFuzion and co., exposing all the working code and microcode behind the landmark title, preserving it for generations to come, and opening the doors to a plethora of possibilities, such as more accurate and complex modifications (like Random-Eye-zer) and ports. […]

Here’s something that may sound familiar if you’ve been coding with an AI assistant. Every time you start a new session, the agent begins blind. It greps for a term, opens a file, follows an import, backs out, and tries again, rebuilding a picture of a codebase it already mapped an hour ago and then […]

Nokia DCT3 Emulator is an open-source emulator and architectural-analysis toolkit for Nokia DCT3-era phones — the 3310, 3210, 3410, 5210, 6210, 6250, 7110, 8210, 8250, 8810, 8850 and their siblings. It boots real firmware in the browser and in a native SDL GUI, faithfully modelling the MAD2 platform ASIC, the CCONT power controller, the […]

Unsung writes that developer Matt Sephton and others compiled many of Apple’s human interface guidelines, starting from 1980 through 2014, including some goodies like early drafts, NeXT, Newton, and so on. Additional design lists are presented – if you’d like some good links to compiled resources, see the post here.

Cyber Trace Pad is a new product by SuiLab. This LED gadget features a grid of 144 LEDs. When you touch the touchpad area, the LEDs at the top will light up according to where you touched. Additionally, performing specific actions will activate special LED motions. There are a total of 9 special motions in […]

Manfred Bergmann has created CL-Amiga, or Clamiga for short. It is a Common Lisp implementation built for the Amiga family — classic AmigaOS 3 on 68k and MorphOS as a fully native PPC build, AROS and AmigaOS 4 may be to come — but it also runs on macOS and Linux. Common Lisp is one […]

Dmitry Grinberg on Dmitry.GR is often asked to explain a distaste for RISC-V. A recent post lays it all out on the table. I am often asked to explain my distaste for RISC-V and I often find myself explaining it piecewise. The reactions are often of the form “you just do not understand the brilliance […]

The Rings of Saturn blog examines the PC version of Ecco the Dolphin. This game is adapted from the 1993 Sega CD version of Ecco, which is an enhanced version of the 1992 Sega Genesis original. There’s a full-featured debug mode cheat for the console editions. Among other things, it lets you skip stages and […]

Google Chrome web browser is now available for 64-bit Arm Linux, and CNX quickly tested it with Raspberry Pi OS on a Raspberry Pi 5 2GB SBC. The open-source Google Chromium web browser has been available for Arm Linux for years, but it lacks some features such as account sync, out-of-the-box DRM support, and automatic […]

A £30 badge on the wall by the door that tells you whether to run for the bus. Marcio Lopes has created a MicroPython app for the Pimoroni Badger 2350 e-ink badge that turns it into a tiny live departures board for a London bus stop, using Transport for London’s (TfL) open arrivals API, with […]

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 […]

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 […]

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 […]

The biggest and longest running worldwide online Show and Tell LIVE! 8/19/2026 at 7:30pm Eastern. Video. Hosted this week by John Park

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. […]

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 […]

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 […]

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 […]

Reticulum is the cryptography-based networking stack for building local and wide-area networks with readily available hardware. Reticulum can continue to operate even in adverse conditions with very high latency and extremely low bandwidth. The vision of Reticulum is to allow anyone to operate their own sovereign communication networks, and to make it cheap and easy […]

Unexpected Maker has previewed a working FeatherS31 board based on the new Espressif ESP32-S31. Unfortunately, there are a few holes in ESP-IDF S31 support right now – some will get filled, and some likely won’t 🙁 Biggest show stopper right now is this (ESP32-S31 missing USB (OTG) CDC Console support). See the post on X/Twitter.

PicoCamera is an Arduino-compatible camera library for the RP2040 / RP2350, featuring an esp32-camera aligned API and broad sensor support, such as OV2640 OV3660 and OV7670. The API aligned with esp32-camera (esp_ prefix becomes pico_), and is based on PIO + DMA capture. For sensor controls (sensor->set_vflip etc.), OV2640 is fairly complete (vflip/hmirror/brightness/contrast/saturation/white balance/exposure/effects/quality…); OV3660 […]

Ian is seemingly doing the impossible: hosting a bulletin board service (BBS) on a Casio VX-4. About a eight weeks ago I had virtually no interest in calculators. Blank, dull, tedious-looking objects that remind me of long, arduous rainy afternoons in 1980’s/1990’s school maths classes. Fast forward to August 14th, 2026 and I now own […]

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 Sensors

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 […]

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 […]

Hey folks, just a reminder that this weeks 3D Hangouts livestream will happen on Friday, August 21st at 11am ET in celebration of Circuit Python Day 2026. Until then, remember to make a great day! 3D Hangout Show Playlist: https://www.youtube.com/playlist?list=PLjF7R1fz_OOVgpmWevin2slopw_A3-A8Y

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 […]

If you missed this week’s livestream of John Park’s Product Pick(s) of the Week, not to worry, here’s the video. This week’s pick is the NeoPixel Stick – 8 x 5050 WWA White LEDs with Integrated Drivers! Watch the video to find out about the NeoPixel Stick – 8 x 5050 WWA White LEDs with […]

There’s been a lot of talk about the vuln-pocalypse, to which Dan Luu doesn’t have much to add because Dan isn’t not a security person. But there hasn’t been much discussion on the closely related (and to be fair, less serious, issue), the benchmark-pocalypse. While it’s become easier than ever to make serious performance gains, […]

Philomena posts on Philo’s Website about using an industrial linear scanning camera to take very wide photos out of trains and ferries. Getting it working has been quite the challenge, but I think the results speak for themselves. The camera is pointed out of a moving vehicle and is constantly capturing a single vertical line […]

Meta has filed for a patent that includes a “memory recall” system that appears to: detect people via facial recognition, record them automatically, and show you a highlights reel later. Meta’s Ray-Ban smart glasses have garnered a reputation as “covert/spy” glasses, with many reports of them being used to record people surreptitiously using the onboard […]

A new paper in the Journal of Engineering for Sustainable Buildings and Cities entitled Data Center Waste Heat as an Emerging Urban Thermal Hazard: First Field Measurements of Neighborhood-Scale Air Temperature Impacts by David J. Sailor, Soroush Samareh Abolhassani, Eli P. Martin: Data centers are among the fastest-growing sources of concentrated anthropogenic heat in urban […]

Dean Millien working at his studio in Bushwick, Brooklyn (image courtesy James Fisher-Smith) via Hyperallergic Hyperallergic highlights Brooklyn artist and self-taught sculptor Dean Millien. Millien recently made his debut in MoMA’s Greater New York. While Millien’s background as a self-taught artist might differ from that of figures like Duchamp, his recent inclusion in MoMA PS1’s […]

James Bowman on the Excamera Labs Substack discusses that, unlike in the media, real inventors make prototypes. Some rules: At least one prototype before production Not too may prototypes You don’t ship the prototype I normally break prototyping into two parts. The “works-like” prototype is functionally the same as the final product, but doesn’t look […]

Come on by for JP’s Product Pick of The Week ! A new product pick will be revealed. The show airs at 4pm ET / 1pm PT Check out the livestream right here inside this product page you won’t want to miss it because there will be a LARGE DISCOUNT during the show! Tune in […]

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 […]

Origin begins rolling out today in early beta on all Cursor paid plans. They’re starting with the essentials, designed for agent scale: repos, pull requests, code browsing, and GitHub sync. Agent-native features ship soon. Click +New to create a new repo and name it. Once you do, a page shows you how to install the […]

Guanzhong Chen’s discusses the experience fixing their Framework 13” laptop with an AMD 7060 series processor that was bricked due to a failed BIOS update. It ended up taking US$20 worth of tools, instead of replacing the motherboard, as suggested by Framework support. In 2023, I was in need of a new laptop that should […]

This project by an engineering student (CroissantPoisson) is the perfect blend of the DIY spirit and that summer feeling. See more details here on Instructables: Last summer, my friends showed up unannounced at my door and ambushed me with water guns. This summer, I made sure that I would be prepared. Water guns are a […]