Typing AZERTY is relatively straightforward; a small number of keys are positioned differently but all the keys are there. It is different for languages like Lingala where a word like Mbɔ́tɛ has characters you will not find on the US International keyboard. Seriously more difficult.
|The InScript keyboard|
At this time the Narayam extension is focusing on the languages and scripts of the Indic languages. When you consider that there are over 500 languages in India, you will appreciate that there is a lot of ground to cover. The last news is that Oriya and Sinhala are supported as well.
At this stage, Narayam expects the US International keyboard so the AZERTY keyboards are still safe for now from foreigners overlaying it with a keyboard layout they are comfortable with,