Category:ISO 15924:Kthi

This category lists languages which use the Kaithi script (or kaithî in French), coded Kthi or 317 in ISO 15924 since 2009-06-01 [typology: abugida; main direction: ltr], supported by Unicode since version 5.2 with the alias Kaithi (ref. : Ch15.2). See also Wikipedia:en:ISO 15924:Kthi, Wikidata:Q1253814.
You can render that script on your system with the following fonts (in order of coverage): 'Noto Sans Kaithi', sans-serif.