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Project Statistics 11 Jul 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 | 157,935 | 1,039,115 | Under Review | ~1,057,922 † |
| FTDNA | 106,157 | 870,082 | 32,024 | 713,340 |
| YFull | 42,433 | 436,335 | 14,098 | ~284,236 † |
| TheYTree | 49,971 | 519,697 | 19,316 | ~334,729 † |
| YBrowse | n/a | 3,010,444 * | n/a | n/a |
* Total number of registered SNPs