Arabic articles writing is supported in nostr:npub1yzvxlwp7wawed5vgefwfmugvumtp8c8t0etk3g8sky4n0ndvyxesnxrf8q in the web you can just switch from left to right and the preview will shoe the same, also both mobile appd and web app are available in Arabic, if you have other queries feel free to ask 🙏