Here's a quick tool that landed in my queue recently: microsoft/markitdown

It's a Python CLI that converts PDFs, Word docs, PowerPoint, and Excel files to Markdown. Not groundbreaking, but if you've ever had to process a folder of legacy documentation for a static site, you know the value of not doing it manually.

Two things I found useful:

Batch conversion with piping

markitdown --input document.docx --output converted/