Computer person who likes toying with networking, security, and data. Also creates software that is sometimes useful. Opinions are my own.

Joined November 2012
43 Photos and videos
17 Dec 2025
Because I felt bad for all the DNS people having to miss out on the joy of working with rsync, I started on a DNS resolver over rsync. It should be mostly functional already. Feel free to try it out. The records appear as files, and the time is set to when the TTL will expire.
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14 Dec 2025
I published a new blog post about my Stream Deck adventures and how I turned it into a video streaming device. It now also has volume controls! (It also contains some lovely AVIF animations that took far too long to render.) blog.koenvh.nl/streaming-on-…
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28 Nov 2025
Assetto Corsa Rally Pacenote Pal has now been published for about ten days, and already five people have made or are making custom co-driver voices for it. That's awesome. It's quickly turning into an advanced custom pacenote system :-)
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24 Nov 2025
Een ideetje dat kwam tijdens de lunch: een klok die de tijd HH:mm omzet naar een jaartal HHmm en vervolgens een gebeurtenis laat zien uit dat jaar. Niet heel praktisch, wel leuk. koenvh.nl/playground/histori… (Werkt niet na 20:25, uiteraard :-P)

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15 Nov 2025
Het Rijkspodcastregister is nu ook beschikbaar als Atom-feed: rijkspodcast.koenvh.nl/feed.…
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15 Nov 2025
The game might only be out for two days, but I already have a working prototype of my custom pacenotes application for #ACRally, enabling both custom voices and editing the pacenotes. It is still very rough around the edges though. youtube.com/watch?v=B3xeRn4e…
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29 Oct 2025
Recently I've been playing The Farmer Was Replaced. There is something quite satisfying about seeing your algorithms come to life, especially as normally I'm too lazy to make a decent visualisation. In the open source philosophy, here's my final script: gist.github.com/Koenvh1/a8ca…
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25 Oct 2025
Alle updates van de podcasts in het Rijkspodcastregister staan op GitHub. Als bijvangst kan ik nu zien wanneer bijvoorbeeld een spelfout in een aflevering verbeterd is of dat een aflevering is toegevoegd of verwijderd. Misschien komt die dataset nog een keer van pas :-)
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16 Oct 2025
The roadbooks I made for Dakar 18 and Dakar Desert Rally now end up on the first page if you Google "Dakar roadbook". As a consequence people have been emailing me thinking they are the roadbooks for the real 2020/2021/2022 Dakar seasons. Mission failed successfully I guess :-)
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15 Oct 2025
Some time ago I bought a Stream Deck (I also wrote a blog about it), but I could never actually stream anything to it. That had to change. Recently I've been working on a plugin to stream live video to the Stream Deck. It works remarkably well:
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Hey X/Twitter followers, did you know that I am also available on other channels such as 🐘 and 🦋? Just pointing it out *hint hint nudge nudge* ;-)
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29 Sep 2025
One last addition to my PC (which had to arrive from China): two LED spotlights. Both because I like the look, and because I can more easily see that my PC is still on — it's so quiet most of the time I sometimes forget it is still running.
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25 Sep 2025
Because some people requested it: I have now written a longer article about the why and how of building the custom HUD for Dakar Desert Rally on my blog. blog.koenvh.nl/building-a-cu…
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20 Sep 2025
I have the uncanny ability to find really niche things to develop for. This weekend: a dashboard for @DakartheGame . It only shows the speed, but that's all I need. Plus I learnt a thing or two about reverse engineering Unreal Engine and extracting values from running processes.
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17 Sep 2025
Last week a parcel by @2023Oneandonly arrived and I'm chuffed to bits with it - world, say hello to Rakoen (pronounced as Raccoon).
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I built a new pc after not changing anything for 8 years. I decided to document my experience, which you can read here: blog.koenvh.nl/lets-finally-…
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