Right to left - Foundations - Human Interface Guidelines - Design - Apple Developer
Support right-to-left languages like Arabic and Hebrew by reversing your interface as needed to match the reading direction of the related scripts.
Formatting - Intuit
Includes info on title case vs sentence case.
For Intuit content designers, the words on their own should guide customers, but sometimes financial and tax language needs special formatting for clarity.
Setting up a screen reader testing environment on your computer
The Handy List of Human Words
A plain language word list for UX writing and help content to make your writing sound more human.
When life gives you lemons, write better error messages
When it comes to error handling, it truly is a team sport
Making a case for letter case
A little thing like capitalization can be a big deal