The extension is undergoing review in the macOS App Store.
This iOS Shortcut can be used in Safari to convert a webpage's text to a readable format: Install.
The following text will be readable by a screen reader when the Readable extension is enabled:
ƈơŋɠཞąɬųƖąɬıơŋʂ! ɬɧıʂ ɬɛҳɬ ɧąʂ ცɛɛŋ ɱąɖɛ ƈơɱ℘ąɬıცƖɛ ʄơཞ ʂƈཞɛɛŋ ཞɛąɖɛཞʂ ცყ ཞɛąɖąცƖɛ.