DNAGedcom is a third party tool site* that helps you download autosomal DNA matching information from Family Tree DNA and 23andMe. Downloading this information is the first step for using many other third party tools.

To use DNAGedcom, you need to go to the website, http://www.dnagedcom.com. Once you are on the website, go to the Registration link at the top right and click it.

The DNAGedcom Website

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Fill out each field in the registration form, then click the Create User button.

The DNAGedcom Registration

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After registering, you are automatically taken to the dashboard. On the top menu, find Family Tree DNA. Click the menu and select the Download Family Tree DNA Data option.

The DNAGedcom Download

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On the next page, enter a Family Tree DNA kit number and password. Click the Get Data button to begin the download. These are large files, so downloading will take some time.

Fetch FTDNA Data

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Note where the download is saved on your computer. This is usually the Download folder in Windows. When the download has completed, browse your files to find the downloaded file. It will be in the .zip format. Right click the file and select Extract All from the menu. Most modern computers have a .zip extraction program installed.

Extract Files

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After extracting the file, click the new folder to open it. This folder contains another folder named files. Open the files folder.

Go to Files

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Inside the files folder are three Family Tree DNA down files. Each is prefixed with your Family Tree DNA kit number. Here:

  • 39346_ChromosomeBrowser – The DNA segment information from Family Tree DNA’s Chromosome Browser
  • 39346_Family_Finder_Matches – A list of matches from the Family Tree DNA Family Finder Matches page
  • 39346_ICW – In Common With data
Three Downloaded Files

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Each file has uses, but it is the Chromosome Browser data that can be modified for use with Kitty Cooper’s Chromosome Mapper tool.

*Please note that this is a free site, but the programmers behind it are funding web hosting and their work with donations.