chromosome-browser

Goals:

• A chromosome browser to easily find overlapping DNA segments between your matches
• Visualize segment data from multiple sources at the same time: gedmatch, familytreedna, myheritage, 23andme or your handcrafted csv file.

Try it: https://yulvil.github.io/chromosome-browser.html

Features

• Copy/paste your CSV data (gedmatch, familytreedna, myheritage, 23andme)
• Drag and drop CSV files from your desktop
• No limits on the number of segments
• All the rendering is done on the client side. No data sent to servers.
• No tracking. No Google Analytics.
• Filter by centimorgan (cM)
• Include or exclude kits (persons)
• Different views (compact, by kit, ordered by segment)
• You can save the webpage to your desktop and use the Chromosome Browser without Internet connection.

CSV data formats

Formats supported are

familytreedna.com segments file format

NAME,MATCHNAME,CHROMOSOME,START LOCATION,END LOCATION,CENTIMORGANS,MATCHING SNPS
or
Name,Match Name,Chromosome,Start Location,End Location,Centimorgans,Matching SNPs

myheritage.com segments file format

Name,"Match name",Chromosome,"Start Location","End Location","Start RSID","End RSID",Centimorgans,SNPs

gedmatch.com segments file format

"kit1","name1","email1","kit2","name2","email2","chr","start","end","cm"

23andme segments file format

"Display Name","Surname","Chromosome Number","Chromosome Start Point","Chromosome End Point","Genetic Distance","# SNPs","Full IBD","Link to Compare View","Sex","Birth Year","Set Relationship","Predicted Relationship","Relative Range","Percent DNA Shared","# Segments Shared","Maternal Side","Paternal Side","Maternal Haplogroup","Paternal Haplogroup","Birthplace","Residence","Family Surnames","Family Locations","Maternal Grandmother Birth Country","Maternal Grandfather Birth Country","Paternal Grandmother Birth Country","Paternal Grandfather Birth Country","Self Reported Ashkenazi Jewish Descent","Notes","Sharing Status"

Export segments file

To export your segment data (familytreedna.com)

• Sign in to familytreedna.com
• Open the Family Finder - Chromosome Browser
• Click on Download All Matches to Excel (CSV Format)

To export your segment data (myheritage.com)

• Sign in to myheritage.com
• Open the DNA - DNA matches
• Click on Export shared DNA segment info for all DNA matches

To export your segment data (gedmatch.com)

• Sign in to gedmatch.com
• Select Analyse your data and 'One-to-many' matches
• Choose a kit and click on Display Results
• Select some kits by clicking the checkbox in the Select column
• Click the Submit button
• Click the List/CSV tab
• Click the Segment CSV file button

To export your segment data (23andme)

• Sign in to 23andme.com
• Click on DNA relatives
• Click on Download aggregate data

TODO

• Sort by cM
• Make it pretty
• Fix performance problem with Compact view and cM<5
• Improve screen resize
• Improve mobile usability

Screenshot