Dopamine is a more modern, rootless jailbreak aimed at newer devices. For a long time, it was the primary tool for iPhone 7 and 7 Plus users on various iOS 15 versions. The recent iOS 15.8.7 update patched the older exploits, but the jailbreak team quickly released , which added support for a new kernel exploit called DarkSword for A9–A10 devices. It currently works on the latest iOS 15.8.7.
: palera1n is the standard tool for these older devices.
It prompts you to download a configuration profile or an enterprise certificate.