There is for PHP 8.1 ; the ionCube system is designed to be one-way encryption to protect intellectual property. To run files encoded for PHP 8.1, you must install the free ionCube Loader extension on your server. 🛠️ How to Enable ionCube for PHP 8.1
While decoding PHP 5.6 or 7.x files became somewhat trivial as those loaders aged and vulnerabilities were mapped, PHP 8.1 represents a fortress that has not yet been breached publicly. The tools are scarce, the services are unreliable, and the cost (both financial and technical) of obtaining a clean, working copy of the source code is exceptionally high.
Some popular IonCube decoders for PHP 8.1 include: