Why Ancestris

To allow all genealogists, from beginners to experts, to build their genealogy in complete freedom. For us your data is what is most important. With Ancestris, you can enrich and maintain it without risk of loss, unlike what can happen with other non-free software on the market, when changing software or changing version.


You pay nothing, the software is free for life, and the updates are free and available directly from the software.

No strings attached

You are free to store, read, manipulate, and publish your genealogy without depending on any software nor operating system.


You can manage an unlimited number of individuals, families, and other documents for as many different genealogies as you want.


You benefit from a free assistance of reactive volunteers and from the users community.


You can count on a 20 years old software which satisfies thousands of users.


You benefit from all the features and tools to edit and publish your genealogy.

Download version 10

Ancestris is available for the three systems below.
Java is required. Please read the instructions if necessary.


If you use a MacOS system, here is the file to download. Then just click on it to run.
Please read the instructions.


If you use a Windows system, here is the installer file. You just need to double-click on it to install the software.
Please read the instructions.

If you use a Linux system, just choose your distribution file.
Please read the instructions.

Daily version 11

This is the latest version of Ancestris, updated almost daily. It runs on MacOS, Windows and Linux. It benefits from recent improvements.

Download How to install...


These facts demonstrate the strength of the software.


Years of experience


Uses per month




Managed ancestors


Worldwide Ancestris Users Map


  • All
  • Views
  • Tools
  • Editors


Show or add media

Cygnus Editor

Edit your genealogy

Dynamic Tree

Add from the tree

Fan Report

View your reports

Graph View

View the graph

Web Book

Publish your genealogy

Geographic View

See your events on a map

Duplicate Handling

Detect duplicates

Places Editor

Find and locate your places


We founded Ancestris because we are all passionate amateur genealogists who promote Free Genealogy.
Numerous contributors are also helping us, for translations, user assistance, development of certain functionalities, and to communicate about Ancestris.

Frederic Lapeyre

The president

Jean Mordac

The trainer

Yannick Voyaud

The treasurer

Pascal Forhan

The professional

Daniel André

The engineer

Paolo Odone

The Italian translator

Peter Hochreiter

The German translator

Harry Mensch

The Dutch translator

Mārtiņš Anšmits

The Latvian translator

Dag Issjö

The Swedish translator

Pedro Albuquerque

The Portuguese translator

Dimitris Bletsas

The Greek translator

Jordi Juncosa Garza

The Spanish and Catalan translator

Bogumił Cieniek

The Polish translator

Biró Tamás

The Hungarian translator

Søren Bay Kastrup

The Danish translator

Martin Slavík

The Czech translator

Dominique Baron

The author of Trancestris