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Explore all the ways MakeGood Inc is making open healthware happen: www.hackster.io/news/healthw...

Stop Tennis Feuds with This Pocket Scoreboard Literally nobody understands tennis scoring, which is why 0xBERNDOG build this pocket scoreboard with an insane battery life.

To avoid befuddlement among new players and to keep those clubs from becoming war zones, 0xBERNDOG created this pocket-sized scoreboard that does all the hard work of tracking points.

The Future of Wristwatches? Sahko has created a futuristic wristwatch covered in amber LED dot-matrix display modules that looks like it belongs in The Matrix.

Sahko has created a futuristic wristwatch covered in amber LED dot-matrix display modules that looks like it belongs in The Matrix.

Nicholas Carlini Crams a Working Intel 4004 Calculator Into 4004 Bytes of Obfuscated C Code Custom compression and clever coding crams Intel's iconic 4-bit microprocessor, and its calculator support chips, into a tiny block of code.

Nicholas Carlini has celebrated the birth of the microprocessor with a gate-level emulation of Intel's classic 4004 chip — distributed, for good measure, as 4004 bytes of obfuscated C code.

Seeed Studio Partners with Vijay Janapa Reddi for a Machine Learning Systems Edge-AI Hardware Kit The MIT Press book, being developed in the open on GitHub, now has a XIAO-powered hardware kit for its hands-on projects.

@seeedstudio.com has announced the release of an all-in-one kit for machine learning at the edge, based on a textbook by Vijay Janapa Reddi: the XIAOML Kit.

OpenAI Finally Opens Up The newly-released GPT OSS models have finally put the "open" in OpenAI, but the company's flagship models are still under lock and key.

The newly-released GPT OSS models have finally put the "open" in OpenAI, but the company's flagship models are still under lock and key.

Arduino's Move to a Zephyr RTOS-Based Firmware Makes New Strides with Core v0.3.2 Selected boards, previously built atop Arm's since-shuttered Mbed OS, can now participate in the beta.

@officialarduino.bsky.social has announced an update to its Zephyr RTOS-based Arduino cores, released following Arm's decision to shutter the Mbed OS project — and while they're still in beta, the new release adds some previously-missing functionality and a range of bug fixes.

🌱 Tired of forgetting to water your plants? This clean, wireless setup by Mengdu uses our XIAO ESP32-C3 powered Soil Moisture Sensor & 7.5" E-Paper Display for live moisture, weather & calendar via @home-assistant.io.

Check it out on @hacksterio.bsky.social 🔗 bit.ly/4lyObOh

Engineezy Converted His Marble Pixel Art Machine Into a Wearable for Open Sauce Did you see Engineezy strutting around Open Sauce 2025 wearing this crazy marble pixel art jacket?

Did you see Engineezy strutting around Open Sauce 2025 wearing this crazy marble pixel art jacket?

NetBSD Begins Its 11.0 Release Cycle, Readying the Latest Software for a Broad Array of Devices From the latest RISC-V single-board computers to DEC's VAXen, NetBSD 11.0 aims to deliver.

Martin Husemann has announced the impending release of NetBSD 11.0, the latest version of the broadly-supported Unix-like operating system born out of the Berkeley Software Distribution project — and it brings with it better RISC-V support and improved Linux emulation.

Delta Nas Project Made a Home Nas powered by LattePanda 3 Delta By Arnov Sharma.

Arnov Sharma's Delta NAS is a compact and customizable network storage solution built around the powerful LattePanda 3 Delta.

Make a Power Move Penn State engineers developed soft, energy-harvesting fibers for self-powered, wearable sensors using a novel molecular formula.

Penn State engineers developed soft, energy-harvesting fibers for self-powered, wearable sensors using a novel molecular formula.

Which professional AI developer board is right for your application? Monica Houston's article highlights some of the best options across three categories: vision AI, robotics, and LLMs: www.hackster.io/news/the-bes...

Shall We Play a Game? Kaggle Game Arena benchmarks AI models by having them play strategic games like chess, Go, and poker against each other. Deal me in!

Kaggle Game Arena benchmarks AI models by having them play strategic games like chess, Go, and poker against each other. Deal me in!

Argon Forty Opens Crowdfunding for Its Raspberry Pi Compute Module 5-Powered Laptop, the ONE UP Formerly — and relatively recently — known as the Upton One, the Argon ONE UP delivers full Raspberry Pi 5 performance as a 14" laptop.

Now on Kickstarter, the Argon ONE UP delivers full Raspberry Pi 5 performance as a 14" laptop.

🍔🤖 DEX is not your average kiosk.

Built by Dev Bhavsar, it’s a voice-first, multilingual AI food assistant powered by XIAO ESP32S3, OpenAI & @elevenlabs.io

Ask about ingredients, get smart suggestions, or just talk menus—DEX speaks your language

Details on @hacksterio.bsky.social 👉 bit.ly/4bqQ0Hl

Geo TP's Open Source Firmware Turns an Espressif ESP32 Into a Bus Pirate-Inspired Multi-Tool Protocol analysis, Bluetooth and Wi-Fi support, and more: the ESP32 Bus Pirate project is a solid alternative to the real thing.

Pseudonymous developer "Geo TP" has taken inspiration from Dangerous Prototypes' Bus Pirate family of electronic multi-tools, building a firmware that replicates as much functionality as possible onto a range of ESP32-based development boards.

A Breath of Fresh AI MIT researchers developed SmellNet, a database of digitized smells, to train AI models to recognize a range of scents in the natural world.

MIT researchers developed SmellNet, a database of digitized smells, to train AI models to recognize a range of scents in the natural world.

Taking Control of Your Classics MacFriends by Bart Jakobs brings Universal Control-like features to vintage Macintosh Classic computers using an Arduino Nano.

MacFriends by Bart Jakobs brings Universal Control-like features to vintage Macintosh Classic computers using an @officialarduino.bsky.social Nano.

Seeed Studio Launches a XIAO-Powered No-Code Edge AI Vibration Anomaly Detection Kit STMicro accelerometer put to work in this sub-$20 SenseCraft AI bundle.

@seeedstudio.com has announced the launch of a no-code kit to deliver vibration-based anomaly monitoring using AI and the compact XIAO ESP32-S3 — for under $20.

Mike Burton's "Clock Tower" Turns an Espressif ESP32 Into a WWVB-Compatible Radio Time Transmitter Got a radio-synced wristwatch collection but can't quite lock on to WWVB? Pop a Watch Tower on your shelf to solve the problem.

Got a radio-synced wristwatch collection but can't quite lock on to WWVB? Pop Mike Burton's Watch Tower on your shelf to solve the problem.

DIY Decade Resistance Box Build your own programmable resistor with mechanical decade counters.

Sunyecz06 built his own programmable resistor with mechanical decade counters.

Anna-Lena Marx's ZEReader Is an Open-Hardware, Open Book-Inspired, Raspberry Pi Pico 2 E-Reader Carrier board transforms a Raspberry Pi Pico 2 into a Zephyr RTOS-powered electronic book reader with sunlight-friendly ePaper display.

Anna-Lena Marx's carrier board transforms a Raspberry Pi Pico 2 into a Zephyr RTOS-powered electronic book reader with sunlight-friendly ePaper display.

Modos Opens Crowdfunding for "the Fastest ePaper Display," the Modos Paper Dev Kit Available in 6" and 13.3" versions, bundling a Caster FPGA display board with grayscale E Ink panels — with laptop plans on hold for now.

Modos has opened crowdfunding for its first product, the Modos Paper Dev Kit — barebones 6" and 13.3" monitors built around E Ink electrophoretic displays, driven by the open-hardware Caster FPGA display board.

Let There Be Light Stanford researchers created an acousto-optical system using gold nanoparticles and sound waves to make ultrathin displays.

Stanford researchers created an acousto-optical system using gold nanoparticles and sound waves to make ultrathin displays.

Erich Styger Builds His Heaviest Clock of Clocks Yet: the Chunky MetaClockClock Flying in the face of a copyright claim which took down the original Meta Clock, Styger has released the source for an all-new version.

Erich Styger is bringing back the Meta Clock, a digital clock made up of analog clocks, in a revamped wood-housed form: meet the newest entry in the MetaMetaClock family.

The WLKATA MT4 Robotic Arm Is Now on Kickstarter The WLKATA MT4 robotic arm is now available on Kickstarter, with packages starting at $569.

The WLKATA MT4 is an "edu-industrial" 4+1 DOF robotic arm that's now available on Kickstarter.

LetsTrust – Bringing Trusted Computing to the Maker World Since 2017, LetsTrust-TPM brings TPM 2.0 based security & data protection to SBCs like Raspberry Pi – efficient, scalable, secure. By Paul Kissinger.

Paul Kissinger's LetsTrust-TPM brings TPM 2.0 based security and data protection to SBCs like Raspberry Pi – efficient, scalable, secure.

Cheap but RISC-y TinyBasRV is a standalone DIY RISC-V computer with VGA and PS/2 support that runs Tiny BASIC, and you can make your own for a few dollars.

TinyBasRV is a standalone DIY RISC-V computer with VGA and PS/2 support that runs Tiny BASIC, and you can make your own for a few dollars.

The Ubo Pod's Side Board Connector is an Open Source Way to Tidy Up Your Raspberry Pi's Cabling GPL 3-licensed PCB brings HDMI, power, and even microSD card to the same side as the USB and Ethernet ports for easier cable routing.

Mehrdad Majzoobi has announced the release of an open source "Side Connector Board" for the Raspberry Pi 4 and Raspberry Pi 5, which relocates the major ports so they're on the same side as the USB and Ethernet ports — after designing it for the Ubo Pod project.