• {{ R from other capitalisation}} – for categorizing WP:Redirects from titles to article (or other pages) where the redirect is just a different capitalization
• {{ Template capitalization}} – ??
• Module:String2

Magic words that rewrite the output (copy-paste will get the text as displayed, not as entered):

• {{lc:}} – lower case output of the full text
• {{uc:}} – upper case output of the full text
• {{lcfirst:}} – lower case output of the first character only
• {{ucfirst:}} – upper case output of the first character only