Show HN: A Truly Modular Keyboard(github.com)
221 points by NotARoomba | 70 comments
GitHub repository for Keybytes, an open-hardware modular keyboard where each key is its own PCB with a RISC-V MCU, connected via pogo pins and magnetic cases.
#bluetooth on Hacker News
21 stories tagged bluetooth, newest first.
Magic Switch: Share Apple Magic keyboard/track-pad/mouse between two Macs(joshua.hu)
69 points by chanux | 35 comments
Blog post introducing Magic Switch, a free open-source macOS app for sharing an Apple Magic Keyboard, Trackpad, or Mouse between two Macs.
ZuckOff Know when a camera is in the room(zuckoff.app)
561 points by Bluestein | 234 comments
Landing page for ZuckOff, an app that detects nearby camera glasses like Ray-Ban Meta and Snap Spectacles via their Bluetooth signals and alerts the user.
AliExpress runs silent WebAudio fingerprinting that breaks Bluetooth multipoint(blog.laserphile.com)
984 points by emctech | 317 comments
Blog post investigating how the AliExpress homepage uses silent WebAudio fingerprinting that keeps multipoint Bluetooth headphones locked to the PC, cutting off phone audio.
Librepods: AirPods liberated(github.com)
435 points by rbanffy | 154 comments
GitHub repository for LibrePods, an open-source project that enables Apple AirPods features like ear detection and hearing aid mode on Android and Linux.
Pwnd Blaster: Hacking your PC using your speaker without ever touching it(blog.nns.ee)
650 points by xx_ns | 106 comments
Blog post describing vulnerabilities in the Creative Sound Blaster Katana V2X speaker letting nearby attackers turn it into a spying tool and Rubber Ducky without pairing.
United Airlines 767 returns to Newark after Bluetooth name sparks alert(simpleflying.com)
395 points by Eridanus2 | 802 comments
Simple Flying news article about a United Airlines 767 returning to Newark after a passenger device's offensive Bluetooth name triggered a security alert.
Wired headphone sales are exploding(bbc.com)
380 points by billybuckwheat | 636 comments
BBC Future article by Thomas Germain on rising wired headphone sales and the backlash against Bluetooth audio.
What your Bluetooth devices reveal(blog.dmcc.io)
501 points by ssgodderidge | 182 comments
A personal blog journal post from January 2026 about what nearby Bluetooth devices reveal about their owners, apparently introducing a tool called Bluehood.
My smart sleep mask broadcasts users' brainwaves to an open MQTT broker(aimilios.bearblog.dev)
577 points by minimalthinker | 238 comments
Blog post describing how reverse-engineering a Kickstarter smart sleep mask revealed it broadcasts users' EEG brainwave data to an open MQTT broker and accepts stimulation commands.
Apple introduces new AirTag with longer range and improved findability(apple.com)
577 points by meetpateltech | 689 comments
Apple Newsroom announcement of a next-generation AirTag with improved Precision Finding, longer Bluetooth range, and a louder speaker.
Briar keeps Iran connected via Bluetooth and Wi-Fi when the internet goes dark(briarproject.org)
547 points by us321 | 334 comments
The Persian (Farsi) translation of the Briar user manual, for a peer-to-peer messaging app that can sync over Bluetooth and Wi-Fi without internet.
![Screenshot of media.ccc.de: Bluetooth Headphone Jacking: A Key to Your Phone [video]](https://hn.urlbox.com/shots/renders/2026/1/1/2ed85560-8a18-4829-9ebd-b3ec1fe87f61.jpg)
Bluetooth Headphone Jacking: A Key to Your Phone [video](media.ccc.de)
517 points by AndrewDucker | 187 comments
Video recording of a 39C3 talk by Dennis Heinze and Frieder Steinmetz on Bluetooth headphone vulnerabilities that can be used to attack paired phones.
AirPods libreated from Apple's ecosystem(github.com)
1320 points by moonleay | 407 comments
GitHub repository for LibrePods, an AGPL-licensed project that brings Apple-exclusive AirPods features like battery status and hearing aid mode to Android and Linux.
Bitchat for Gaza – messaging without internet(updates.techforpalestine.org)
418 points by ciconia | 221 comments
A Tech for Palestine blog post about using Bitchat, a Bluetooth mesh messaging app, to communicate in Gaza without internet access.
Turning a Bluetooth device into an Apple AirTag without root privileges(nroottag.github.io)
462 points by layer8 | 78 comments
Project page for a USENIX Security 2025 paper from George Mason University showing how a Bluetooth device can be turned into an Apple AirTag-like tracker without root privileges.
Openhaystack: Build 'AirTags' – track Bluetooth devices via Apple's network(github.com)
437 points by thunderbong | 108 comments
GitHub repository for OpenHaystack, a framework from SEEMOO Lab for tracking personal Bluetooth devices via Apple's Find My network.
Track your devices via Apple FindMy network in Go/TinyGo(github.com)
334 points by deadprogram | 100 comments
GitHub repository for go-haystack, tools in Go/TinyGo to track personal Bluetooth devices via Apple's Find My network using OpenHaystack and Macless-Haystack.
Bluetooth stack modifications to improve audio quality on headphones without AA (2019)(habr.com)
342 points by todsacerdoti | 100 comments
A 2019 Habr article by ValdikSS describing Bluetooth stack modifications that raise SBC codec bitrate to improve audio quality on headphones lacking AAC, aptX, or LDAC.
Building an occupancy sensor with a $5 ESP32 and a serverless DB(matthew.science)
603 points by sodality2 | 198 comments
Blog post describing how the author built a campus occupancy sensor using a $5 ESP32 counting Bluetooth devices and a serverless database.
MouthPad – In-Mouth Bluetooth Mouse Uses Tongue Sensitive Trackpad(augmental.tech)
532 points by MasterYoda | 150 comments
Landing page for Augmental's MouthPad, an in-mouth Bluetooth mouse controlled by a tongue-operated trackpad, with a waitlist signup.