{"id":11847,"date":"2026-09-04T09:54:58","date_gmt":"2026-09-04T08:54:58","guid":{"rendered":"https:\/\/martinroe.com\/blog\/?p=11847"},"modified":"2026-09-04T09:54:58","modified_gmt":"2026-09-04T08:54:58","slug":"obsidian-for-genealogists-the-note-taking-app-that-might-change-how-you-research","status":"publish","type":"post","link":"https:\/\/martinroe.com\/blog\/obsidian-for-genealogists-the-note-taking-app-that-might-change-how-you-research\/","title":{"rendered":"Obsidian for Genealogists: The Note-Taking App That Might Change How You Research"},"content":{"rendered":"

A while back, I wrote a post comparing several mind mapping apps, and one name kept drawing my attention after I’d finished writing: Obsidian. <\/strong>I realized there is a lot to say about Obsidian for genealogists. I promised myself I’d take a closer look \u2014 and once I did, I fell down a rabbit hole I haven’t quite climbed out of.<\/p>\n

Obsidian isn’t a mind mapping app, not really. It’s something broader and, for genealogists in particular, potentially more useful: a tool for building a web of linked notes that mirrors the way our research actually works. Add to that a huge library of community plugins, a completely free core product, and the fact that your data lives as plain text files on your own computer \u2014 and you have something worth a proper, in-depth look.<\/p>\n

What Obsidian Actually Is<\/h2>\n

At its heart, Obsidian is a note-taking app built around plain Markdown files<\/strong>. Every note you write is saved as a simple .md<\/code> text file sitting in a folder on your computer \u2014 no proprietary database, no cloud lock-in, nothing you can’t open in Notepad in twenty years’ time. That alone should catch a genealogist’s ear: we spend our lives worrying about the longevity of formats and the survival of records, and here’s a note-taking tool built on the most durable, boring, non-proprietary format there is. Obsidian also has strong time-management tools.<\/p>\n

What makes it different from a plain folder of text files is linking<\/strong>. Inside any note, you can type [[Ola Hansen]]<\/code> and Obsidian instantly creates a link to a note called “Ola Hansen” \u2014 creating it on the fly if it doesn’t exist yet. Do this enough times, across enough notes, and Obsidian builds something it calls the graph view<\/strong>: a visual web showing how every note connects to every other note.<\/p>\n

For most users, this is handy for connecting ideas. For a genealogist, it’s something closer to a research management system in disguise.<\/p>\n

Why This Matters for Genealogy Specifically<\/h2>\n

Genealogical research is, by nature, a tangle of connections. One person appears in a baptism record, a census, a probate document, a ship’s passenger list, and a letter from a second cousin \u2014 and understanding them means holding all of those threads in your head at once. Most of us end up doing this with a mix of spreadsheets, a genealogy program’s built-in notes field, sticky notes, and memory. Obsidian offers a different approach: let every person, place, source, and event live as its own note, and let the links do the remembering for you.<\/strong><\/p>\n

A few ways this plays out in practice:<\/p>\n

A note per ancestor.<\/strong> Instead of a cramped notes field in your genealogy software, each ancestor gets a full page: what you know, what you suspect, what’s still missing, links to every source that mentions them, and links to every relative also documented in your vault. Click into a name and you see the whole tangle of connections radiating outward.<\/p>\n

A note per source.<\/strong> Church books, censuses, probate records, emigration protocols \u2014 each becomes its own note with a citation, an image or transcription, and links to every person it mentions. This solves a very real genealogical headache: tracking which conclusions rest on which evidence, and revisiting a source instantly when new questions arise.<\/p>\n

The graph view as a research map.<\/strong> Zoom out, and the graph view shows clusters \u2014 a farm, a parish, an emigrant ship \u2014 where names bunch together because they share sources and events. Isolated dots at the edges are often exactly where your brick walls live: people with too few connections to the rest of your research. I’ve found this more revealing than any pedigree chart for spotting where I’ve been neglecting a line.<\/p>\n

Backlinks as a research trail.<\/strong> Every note shows you, automatically, every other note that links to it. Open a farm’s note and you instantly see every person who ever lived there, without having to remember to cross-reference it yourself.<\/p>\n

The Plugin Ecosystem \u2014 Where Obsidian Really Opens Up<\/h2>\n

Obsidian’s core is intentionally minimal, but the community plugin library is where things get genuinely exciting for research work. A few that genealogists in particular will want to look at:<\/p>\n