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Project Statistics 8 Oct 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 | 162,541 | 1,404,668 | Under Review | ~1,066,556 † |
| FTDNA | 110,090 | 896,373 | 33,678 | 722,523 |
| YFull | 43,760 | 447,643 | 14,704 | ~287,143 † |
| TheYTree | 50,345 | 522,684 | 19,546 | ~330,352 † |
| YBrowse | n/a | 3,052,513 * | n/a | n/a |
* Total number of registered SNPs