FamilyTreeLines gives you interactive graph canvases, horizontal pedigree ancestral tracing, cross-tree lineage linking, and complete JSON data ownership—right in your browser.
Map generations of ancestry in three simple steps.
Sign up securely and add yourself as the root person. Attach high-resolution avatars, biographical notes, and vital life dates.
Add parents, partners, and children with intuitive context menus. Connect branches across separate trees without duplicate data entry.
Generate privacy-controlled read-only sharing links, export high-res PNG canvas posters, or download editable JSON backups.
Engineered with modern graph algorithms and refined genealogy tools.
Fluid pan, zoom, and auto-focus search powered by D3.js. Customize canvas background colors and layout density (compact, cozy, or roomy).
Switch to a dedicated direct-ancestor lineage chart. Trace paternal and maternal generational bloodlines with calculated life spans.
Link marriage branches to external family trees. Our dynamic smart graph engine streams connected branches into your view without data duplication.
True data ownership. Download your entire lineage schema in clean JSON format, edit offline, and import it back to update or clone new trees.
Segmented status controls with subtle memorial shading for deceased relatives. Record exact death dates or mark ancestors as remembered.
Automated event alerts for upcoming birthdays and marriage anniversaries with visual celebratory cues and exact age indicators.
Capture your entire canvas into print-ready high-resolution PNG images, complete with embedded avatars, lineage links, and custom themes.
Generate custom vanity links (familyline.com/your-name)
for family members to explore the tree in read-only mode without
logging in.
Start free or upgrade to unlock multi-tree linking, JSON backups, and pedigree mode.
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Gold and Premium users can download a standardized JSON file representing their entire family structure. You can edit this file in any text editor, share backups with family genealogists, or re-upload it to overwrite your tree or clone a brand-new tree.
Instead of re-entering in-laws or maternal branches manually, you can link any member node to another tree in your account. FamilyTreeLines dynamically pulls the related partner and children branches into your view at runtime.
No. You can create a custom read-only sharing link from your dashboard. Anyone with the URL can pan, zoom, search, and view detailed member biographies without signing up.
Pedigree View reorganizes your tree into a classic horizontal lineage chart focusing exclusively on direct maternal and paternal ancestry for any selected individual.
Yes. Your data is encrypted and securely stored. We never sell your personal data or index your family records on public search engines.
Begin charting generations today. Free forever to start, with powerful lineage tools ready when you need them.
Create Your Family Tree →