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Project Statistics 18 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 | 158,835 | 1,045,113 | Under Review | ~1,061,512 † |
| FTDNA | 106,157 | 872,893 | 32,191 | 714,291 |
| YFull | 43,264 | 443,455 | 14,452 | ~289,138 † |
| TheYTree | 49,971 | 519,697 | 19,316 | ~333,961 † |
| YBrowse | n/a | 3,014,513 * | n/a | n/a |
* Total number of registered SNPs