Are you sure you want to go to an external site to donate a monetary value?
WARNING: Some countries laws may supersede the payment processors policy such as the GDPR and PayPal. While it is highly appreciated to donate, please check with your countries privacy and identity laws regarding privacy of information first. Use at your utmost discretion.
Your UserScript metadata block code at:
// @updateURL https://openuserjs.org/scripts/i-machine/Mine_Things_-_Messages
shouldn't be trying to tell the userscript engines to check for updates from a web page and not the script source UserScript metadata block. Please correct, or preferably omit, this key with:
// @updateURL https://openuserjs.org/meta/i-machine/Mine_Things_-_Messages.meta.js
You appear to have this issue in a few more of your scripts as well.
Thanks.