The latest version for libreoffice-stable-diffusion extension can be found at https://github.com/ikks/libreoffice-stable-diffusion
This repository offers a LibreOffice extension that generates images with stable-diffusion:
It uses AIHorde as its backend. AIHorde is a cluster of stable-diffusion servers run by volunteers. get the extension .
Head to instructions for installing and using it.
You can join Discord, to find someone to help you using AIHorde or the extension itself. Have fun with your prompts and the results from thousands of years of experiences and thoughts.

There are also some faqs just in case.
See here