Updates
This is a list of all pages with an associated date, ordered from newest to oldest. You can use it to keep track of what I've been doing here.
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iStick Pico 25 OLED Replacement - September 16, 2024
Repairing an aging dim 510 box mod display -
LARS v2 - September 16, 2024
Upgrading the Looping Automated Rhythm Station -
AutoBrightness - September 09, 2024
USB ambient light sensor for DDC/CI backlight control -
Smart Meter Bridge - July 06, 2024
Reading SML power meter data transmitted via LoRa -
xyBeast - May 10, 2024
3S LiPo, 100mm frame, 1104 6500KV motors -
xyLX5 - May 10, 2024
4S LiPo, 220mm frame, 2205 2300KV motors -
Auto-generated project docs with 3D preview - May 05, 2024
For KiCad PCBs and STL files, made with mdBook -
LARS - Looping Automated Rhythm Station - March 25, 2024
Loopstation drumkit with hand-made solenoids and RP2040 -
Toolbox Markdorf anniversary - March 18, 2024
10 year anniversary and day of the open Toolbox -
RGB LED Matrix visualizer - March 08, 2024
For HUB75 modules, running on Raspberry Pi and Pico W -
Oscilloscope Music Player - March 08, 2024
Properly playing sound files for visualization on an oscilloscope -
'OpenAutoLab' by Kauzerei - January 04, 2024
Open-Source automatic film development machine -
Sparkmaker FEP foil replacement - September 18, 2023
A new print surface for the resin vat -
Wilesco steam fire engine D305 - September 08, 2023
Trying to get an old toy to work again -
CCCamp23 - September 06, 2023
The long-awaited "post"-pandemic German hacker camp -
i3 CoreXZ AM8 - September 03, 2023
Rebuild of my i3 clone with aluminium extrusions, CoreXZ, Klipper -
Saving the steam engine: Part 3 - September 01, 2023
All the rest -
Building my own NAS - August 31, 2023
FreeNAS / TrueNAS based x86 server -
Saving the steam engine: Part 2 - August 02, 2023
First batch of smaller stuff -
Saving the steam engine: Part 1 - July 29, 2023
Storing the machine and the trailers -
Abandoning PlatformIO - May 27, 2023
Their behavior should not be supported -
Digging Deeper - Classless Kulla - May 18, 2023
Recommending a bunch of books, talks and music -
Flying again after five years - May 14, 2023
Returning to the FPV hobby after a long hiatus -
Cat Toy - April 22, 2023
Laser pointer on two servos with Raspberry Pi Pico W -
Reviving an old Sparkmaker SLA printer - February 26, 2023
Fixing the hardware and creating a free-software slicing workflow -
Trackball - February 12, 2023
3D printed mouse replacement with Raspberry Pi Pico and PMW3360 -
Samsung S7 Edge with /e/ OS - January 04, 2023
Completing my switch out of the Apple Walled Garden -
Laser Engraver - January 02, 2023
Marlin based CNC laser engraver / cutter with 3D printed parts -
Podcasts and Podcatchers - December 30, 2022
Curating my subscriptions to switch to free software -
Ergodox Infinity Repair - November 28, 2022
Kit-built open-source split ergonomic keyboard -
Gieß-o-mat - November 27, 2022
DIY fertilizer mixer and plant watering machine -
Ikea Lack Table DIY - November 27, 2022
Another iteration of the DIY Ikea Lack 3D printer shelves -
Improved syntax highlighting on my website - November 10, 2022
Getting to know SHJS and GNU source-highlight -
OctoTray - October 16, 2022
PyQt tray application to control OctoPrint/Moonraker -
Digging Deeper - Carl L. Hart - October 11, 2022
A recommendation of the book "Drug Use for Grown-Ups" -
MQTT Telegram Bot - August 23, 2022
Go server to control stuff from anywhere in the world -
ESP-Env - August 21, 2022
ESP32 / ESP8266 & BME280 / SHT2x / CCS811 sensor / actor with InfluxDB support -
MQTT Webinterface - August 14, 2022
Using Bootstrap and JavaScript for universal controls -
MCH2022 - May Contain Hackers - July 29, 2022
Nonprofit outdoor hacker camp in the Netherlands -
OpenChrono - July 07, 2022
Airsoft Chronograph and Tracer Unit made with Arduino and 3D Printing -
Node-RED - July 07, 2022
Point 'n' Click workflow automation -
Close call while charging a LiPo - June 21, 2022
Swelling ruptured the battery casing -
BorgBackup in the Cloud - June 06, 2022
Using the Hetzner Storage Box -
RC Equipment - May 31, 2022
My gear and the modifications I did to it -
Bicycle Repair, Part 2 - May 25, 2022
Adjusting the rear wheel bearing play -
Brushed Micro - May 24, 2022
1S LiPo brushed copter with 3D printed frame -
Ansible Server Setup - May 22, 2022
My changes to the 'Sovereign' project -
Bicycle Repair - May 21, 2022
Replacing broken rear wheel spokes -
IoT Software Stack - May 21, 2022
InfluxDB / Grafana / Telegraf -
BorgBackup automation scripts - May 16, 2022
Distributed, encrypted, deduplicated and compressed backups -
Arch Linux on Medion Crawler E10 - February 16, 2022
Installation and keyboard LED setup -
Fabrikator Mini - January 27, 2022
My modifications for the TinyBoy Fabrikator Mini -
CTC i3 Pro B - January 27, 2022
Experiences with and modifications to my chinese Prusa i3 clone -
OctoPrint Setup - January 24, 2022
Setting up OctoPrint and some common improvements -
XScreenSaver as TV decoration - January 17, 2022
Script for placing fullscreen windows -
BeyerDynamic DT770 Mini-XLR Mod - September 04, 2021
For easier use with a Bluetooth Rx -
Reviving a broken bench top power supply - June 25, 2021
Using a chinese RD DPH-5005 buck/boost module -
Open-Smartwatch - May 08, 2021
Case design in OpenSCAD for my new (broken) Open-Smartwatch -
Arduino-Cocktail - March 25, 2021
COâ‚‚ driven experimental cocktail machine -
CaseLights - June 07, 2020
RGB LED / UV light controller with Arduino for Linux and Mac -
Arch Linux Installation - September 09, 2019
List of commands needed for my Arch install -
Arduino RFID door lock - June 20, 2019
Simple solenoid lock with serial RFID reader -
Configuring Marlin Firmware for the Fabrikator Mini - May 01, 2019
Research, Hardware modifications and Firmware config -
Photovoltaics Sun-Direction Controller - October 06, 2018
Documenting one of my Grandfathers projects -
GTA: San Andreas Unity Drone Simulator - October 08, 2017
Extremely rudimentary quadcopter sim based on SA:Unity -
AVR Serial Library - September 15, 2017
Hardware UART library for many AVR MCUs -
DisplayBacklight - May 13, 2017
Mac OS X Arduino ambilight clone -
xyAurora90 - March 07, 2017
2S LiPo, 90mm frame, 1103 8000KV motors - Adding full-screen apps to the f.lux whitelist - January 21, 2017
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Arduino FrSky Telemetry - November 05, 2016
Custom telemetry display for cheap RC remotes -
Flying Wing - November 03, 2016
2S LiPo, Soaring Wing, 2206 2200KV motor -
Arduino USB Host CPPM - July 24, 2016
Controlling quadcopter with USB joystick -
YASAB AVR Bootloader - July 09, 2016
Yet another simple AVR Bootloader with Upload Software for Unix and Android. -
Bed Leveling Utility - June 12, 2016
Python wxWidgets Marlin Mesh Bed Leveling helper -
Spacenav-Plus for Mac OS X - May 25, 2016
Fork of Linux driver and added software support -
Tricopter - May 25, 2016
3S LiPo, Quanum Trifecta frame, 2204 2300KV motors -
YASAVUM - Yet another simple Arduino VU meter - May 03, 2016
Simple MSGEQ7 stereo audio visualizer -
8x8x8 LED Cube - April 03, 2016
AVR LED Cube with Java Software and Music Visualization - iMX233-OLinuXino-Micro Buildroot Image - February 13, 2016
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BaconBar - December 21, 2015
Mac OS X status bar reddit client -
Flysky Mac OS X joystick driver - December 20, 2015
Using cheap RC remotes with PC simulators -
xy666 - September 28, 2015
3S LiPo, HobbyKing X666 frame -
OtaClock for Mac OS X - August 31, 2015
Old Windows Metal Gear Solid 2 utility for modern Macs -
OpenRaider - August 13, 2015
Classic Tomb Raider game engine re-implementation - Core Storage Partition resizing - August 06, 2015
- Telekom Speedport Reset Script - July 22, 2015
- Telekom Speedport Status Widget - July 15, 2015
- Automatic Bluetooth Pairing in OS X and Windows - July 09, 2015
- Bootcamp Icon fix - July 01, 2015
- GA-Z97X-UD5H PWM Fan Mod - February 18, 2015
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My first Hackintosh - January 31, 2015
Building an Intel Desktop PC for Mac OS X - BaconBar nun Open Source - December 24, 2014
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avrNetStack - September 28, 2014
Modular AVR TCP/IP Stack with Ethernet and WiFi support -
xyControl - September 01, 2014
AVR base Quadrocopter Flight Controller - TRLE Font reader - June 14, 2014
- OpenRaider fork - March 22, 2014
- Replace a Western Digital MyBook Studio Hard Disk Drive - December 31, 2013
- Booting a USB Stick in VirtualBox with a Mac OS X Host - December 30, 2013
- Installing Mavericks as VirtualBox Guest - December 14, 2013
- CraftBukkit 1.6.4-R2.0 build - November 19, 2013
- Server Spielereien - October 18, 2013
- USA Urlaub - September 21, 2013
- Urlaub - September 04, 2013
- mbed - August 09, 2013
- Global iTunes shortcuts using on-board tools - July 30, 2013
- Statusupdate - July 27, 2013
- Fernsteuerung - June 27, 2013
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Tex Beetle Review - June 23, 2013
My first mechanical keyboard - Mechanische Tastatur - June 20, 2013
- Hitzefrei - June 18, 2013
- Quadrocopter GFS - June 04, 2013
- BTS555 Leistungsschalter - June 02, 2013
- Regelschwingungen - May 28, 2013
- Just Cause 2 Capture - May 20, 2013
- Musik Script History - May 17, 2013
- Musikgeschmack - May 09, 2013
- Debian Update - May 05, 2013
- iPhone Linse - April 26, 2013
- Softwareverrottung - April 24, 2013
- PCB Pads suck - April 23, 2013
- Just Dance - April 19, 2013
- Abi Pruefungen - April 17, 2013
- RSS Probleme - April 11, 2013
- Kein DRM in HTML5 - April 04, 2013
- Neuer Webserver - April 02, 2013
- xyControl Doxygen Dokumentation - March 25, 2013
- xyCopter PID-Parameter - March 16, 2013
- Quadrocopter Test Rig Video - March 13, 2013
- Quadrocopter Testvorrichtung - March 12, 2013
- xyCopter loves YASAB - March 10, 2013
- xyCopter mit GraphView - March 05, 2013
- xyCopter Android App - February 25, 2013
- Quadrocopter Motor Test - February 11, 2013
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Ultimate Notifier Script - February 11, 2013
Sending Push Notifications to an iPhone from a Bash Script - Odys Genio USB Debugging am Mac - January 31, 2013
- Quadrocopter Ueberblick - January 20, 2013
- RC-Heli Absturz - December 25, 2012
- Docking in Kerbal Orbit - December 22, 2012
- Quadrocopter Motor Test - December 22, 2012
- Mun Landing - December 16, 2012
- xyControl PCB angekommen - December 05, 2012
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xyRobot - August 30, 2012
ATMega2560 robotics platform with Gameboy Camera -
Serial Helper - February 28, 2012
Reading and Writing a Serial Port from the Command Line -
Serial Debug - February 12, 2012
Displaying incoming UART characters on a 8x5 LED Matrix with an ATTiny2313 -
IB-NAS6210 Linux - October 31, 2011
Booting your own Linux on an Icybox NAS6210 box -
SSOP28 - DIL Adapter - July 03, 2011
SSOP28 to DIL Adapter with EAGLE board file -
LED Matrix - July 02, 2011
ATTiny2313 displaying simple animations on an 8x10 LED Matrix -
Mio C220 / C250 Unlock - September 27, 2010
Unlocking Mio C250 or C220 GPS Satnavs