I am using a bash script with a cron to use the cloudflare API and create a dynamic DNS. Interesting to see this in nim.
Btw, really happy to see how much the language is growing, every month there is a lot of new awesome libs here :)
nimCloudflareDynDns, nimib, "Raspberry Pi Pico-sdk", "Cosmonim: an example of using Cosmopolitan Libc with Nim" and "Blog post: Amalgamating Nim programs"