For the latest features, including the new X-EQ 2 and machine-based licensing, check out the current SSL Native Complete Bundle at the official Solid State Logic
SSL Duende Native v3.6.6 (VST/VST3/RTAS) is an archival release. The RTAS format is non-functional on modern Pro Tools, and the VST3 implementation lacks oversampling and resizing features present in current SSL bundles. This version is only recommended for maintaining historical projects or offline legacy studios. For production use, upgrade to the current SSL Native subscription or perpetual bundle. For the latest features, including the new X-EQ