This is API-compatible with 1.08.12 but supports modern compilers and OSes.

. While it is no longer the current version, it remains a critical dependency for older projects, notably in simulators like X-Plane.Org Forum Key Updates & Features (v1.08.12)

Game development cycles can span many years. Upgrading middleware mid-production carries the risk of breaking code bases, corrupting project files, or introducing unexpected bugs. Many studios that shipped games during the mid-2010s locked their pipelines to FMOD 1.08.12 to preserve absolute stability. The Modding Community

Are you looking to use this version for or for maintaining a legacy project ? How does Fmod work with AC soundbanks? - Facebook