Ruud van Asseldonk

How I host my blog has evolved throughout the years.

Deptool is a new declarative configuration deployment tool that I built for myself.

AI has gotten to a point where I can no longer tell to what extent I’m dealing with a human online, and it’s taking a toll on my mental health.

In this post I explore the design space of adding unpack syntax to RCL.

Alternative configuration formats solve superficial problems.

One of my longest running side projects is Musium, the music player I built for myself.

Configuration formats that humans can read and maintain, are hard for scripts to edit safely.

I revoked my former PGP/GPG key on July 29, 2025.

In this post I explore the design space of adding floats to RCL, a gradually typed configuration language.

Building connections with other people is what makes life fun.

I am adding a type system to RCL, my configuration language.

I am adding a type system to RCL, my configuration language.

I am adding a type system to RCL, my configuration language.

I am adding a type system to RCL, my configuration language.

In this post I share resources for learning more about AI alignment, and why misalignment is a risk that I take seriously.

I was fed up with the poor opportunities for abstraction in configuration formats.