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Project Statistics 24 Jun 2026Open Y combines the databases for FTDNA, YFull, and TheYTree creating something far larger than any of them.
Database | Number Haplogroups | Total SNPs | Recurrent SNPs | Total Testers |
| Open Y | 157,564 | 1,010,944 | Under Review | ~1,056,743 † |
| FTDNA | 106,157 | 868,843 | 31,957 | 712,110 |
| YFull | 42,433 | 436,335 | 14,098 | ~284,587 † |
| TheYTree | 49,971 | 519,697 | 19,316 | ~335,143 † |
| YBrowse | n/a | 2,998,932 * | n/a | n/a |
* Total number of registered SNPs