Humanizing Your Documentation
An article by Tyner Blain outlining how to write docs that focus on user goals, including the full drill example.
Linters and Tools
A linter for your Markdown files that catches insensitive and inconsiderate writing.
A linter for English prose, you can also write extensions to catch specific words or phrases your team uses often.
A web app (and linter) that highlights problematic words/sentences and offers suggestions. You want to aim for a Grade 8 reading level or lower.
For use case-focused tutorials:
Discussing how developers, designers, etc use the term "users" to other the people using their products.
Straightforward techniques and approaches to plain language in documentation.