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Open Source Licenses for
My Family Story Vault

Last Updated: July 31, 2026

My Family Story Vault is built with the help of a number of open source software packages. We're grateful to their authors and maintainers. This page lists the third-party open source components used to build features you interact with directly, along with their licenses.

Family Tree Builder

The interactive family tree on /build-family-tree and the dashboard is powered by family-chart, used under the MIT License:

MIT License

Copyright (c) 2021 Donat Soric

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

Other Client-Side Components

The following open source packages are bundled into the app and power other features (charts, maps, timelines, PDF/media export, drag-and-drop, the rich text editor, and more), all under permissive licenses:

This list reflects the open source components used to build the features you interact with directly and may not include every package used behind the scenes. If you have questions about a specific component, contact us at support@email.myfamilystoryvault.com.