If you search generic forums, you will find dead links or codes that only work on vanilla IZJS. For a version (usually patch v1.0.3 or the famous "Starrysky" patch), the most reliable repository is the PCSX2 Forums and the GameHacking.org archive filtered by CRC.
Below are commonly used codes optimized for the patched English version. These are designed to minimize data corruption on the License Board and Job selection screen. If you search generic forums, you will find
Are there any (like infinite Gil, EXP multipliers, or specific weapon unlocks) you want added to your setup? Share public link If you search generic forums