Recommendation priority is: oratory1990 Reference Audio Analyzer. This means if there are measurements from multiple sources for the same headphone model only the highest priority result will be shown in this list.
This list has 3368 headphone models covered but if your headphone is missing you can create settings for it yourself by following this guide: Equalizing Headphones the Easy Way
Headphone ranking based on Harman listener preference scores can be found in the Headphone Ranking.