Drosophila melanogaster

Plan your crosses. Keep your stocks in order.

Enter two parents and see every genotype their offspring can have, then follow the line from one generation to the next.

Close-up of a fruit fly's red compound eye

Every possible offspring

Genotypes appear as soon as you set up a cross, with lethal combinations left out.

Generation by generation

Pick the next parents from the offspring and look back through the full history at any time.

Your stock list

Track numbers, rooms and sources, and download the whole list when you need it.

Share with a QR code

Every cross has a short link and a code to print on labels or posters.

9,381 crosses
4,167 stocks
835 researchers