Journal
Practical guides for getting and reading your raw DNA data, and plain explanations of the research behind genetic health reports.
Guides · 10 min read
Exact download steps for all six providers, with wait times, email links, file formats, row counts and genome builds, plus how to check the file and where to keep it.
Updated Oct 14, 2026 · By Floriel Fedry
17 more articles
Comparisons · 13 min read
23andMe still operates under a nonprofit owner, and you do not need a new kit for health reports. Eight alternatives compared by price, sample and where your DNA goes.
Deep dives · 12 min read
Where APOE ε4 sits in a 23andMe or AncestryDNA raw file, the rs429358 and rs7412 genotype table, why Ancestry files can hide ε4, and what the odds ratios mean.
Comparisons · 17 min read
Twelve raw DNA data analysis tools compared on price, whether your file is uploaded or read in your browser, the evidence behind the results, and which files they accept.
Deep dives · 11 min read
Find rs2187668 (HLA-DQ2.5) and rs7454108 (DQ8) in a 23andMe or AncestryDNA raw file, read them off a genotype table, and learn why a negative result is the useful one.
Privacy & data · 9 min read
Download your 23andMe raw data, keep two encrypted copies, then delete the account, destroy the sample and withdraw research consent. What 23andMe keeps anyway.
Guides · 12 min read
What the four columns of a 23andMe, AncestryDNA or MyHeritage raw data file mean, how to read a genotype, why MTHFR shows A/G instead of C/T, and how to look up one rsID.
Engineering · 14 min read
How a Rust module compiled to WebAssembly parses six raw-DNA formats, matches them against a filtered GWAS Catalog and typesets a PDF of several hundred pages, inside the browser tab.
Privacy & data · 9 min read
Uploading a raw DNA file is a one-way decision. What went wrong at GEDmatch, 23andMe and Vitagene, a seven-point checklist, and tools that read the file on your device.
Deep dives · 12 min read
Where rs1801133 and rs1801131 sit in a 23andMe raw file, which letters mean C677T and A1298C, what the evidence shows, and why a GWAS-based report does not score MTHFR.
Comparisons · 13 min read
Eight Promethease alternatives compared on price, where your DNA file is processed, database and output, with free, private and paid options and why people are switching.
Privacy & data · 7 min read
A three-minute check with your browser's Network tab: what to open, which requests our generator makes, what an upload looks like on another service, and what we store.
Guides · 11 min read
Twelve things to do with a 23andMe, AncestryDNA or MyHeritage raw DNA file, from health reports to GEDmatch and research, with a table showing which ones upload it.
Engineering · 7 min read
Inside Orphos, our open-source Rust implementation of prokaryotic gene prediction—available as a CLI, Python package, and private browser app.
Privacy & data · 12 min read
23andMe belongs to TTAM Research Institute, Anne Wojcicki's nonprofit, since July 2025. Who holds your DNA data, what TTAM promised, the 2026 settlement, and what to do.
Guides · 14 min read
What each column of a DNA health report means, read on a real row (rs10995245, AA, odds ratio 1.03), how the tendency is computed, and why Higher odds is not a diagnosis.
Deep dives · 14 min read
What the NHGRI-EBI GWAS Catalog is, which studies it accepts, how Full Human filters 1.2 million associations down to 12,110 rows, and what a row in your PDF maps to.
Comparisons · 10 min read
Promethease in 2026: what it does with your raw DNA file, the $25 price (checked October 2026), how to read the report, the privacy trade-off and the alternatives.
Ready to explore your own DNA?