Licenses

This page displays the licenses for software libraries used in the Spaceframe AR product. We provide this information both to comply with the requirements of these libraries and to maintain transparency about the open-source and commercial components that help power Spaceframe.

Overview

Spaceframe incorporates various open-source and commercial software libraries. The licenses for these components include:

Third-Party Libraries

AsyncImageLibrary

  • Version: 0.2.0
  • License: MIT License
  • Copyright: Copyright (c) 2021 Srejon Khan

OpenAI Unity Package

  • Version: 7.7.7
  • License: MIT License
  • Copyright: Copyright (c) 2021 Stephen Hodgson

XXHASH Library

  • License: MIT License
  • Copyright: Copyright (c) 2015, 2016 Sedat Kapanoglu

Unity Packages

The following Unity packages are included under the Unity Package Distribution License:

  • com.unity.mathematics v1.3.1
  • com.unity.entities v1.2.0
  • com.unity.collections v2.4.0
  • com.unity.inputsystem v1.7.0
  • com.unity.textmeshpro v3.0.6
  • com.unity.xr.core-utils v2.3.0
  • com.unity.xr.interaction.toolkit v2.5.4
  • com.unity.xr.hands v1.4.1
  • com.unity.xr.openxr v1.10.0

License details: https://unity.com/legal/licenses/unity-package-distribution-license

Font Licenses

All fonts in this project are licensed under the SIL Open Font License, Version 1.1:

Inter Font

  • Copyright: Copyright (c) 2016-2019 The Inter Project Authors (me@rsms.me)

IBM Plex Mono Font

  • Copyright: Copyright © 2017 IBM Corp. with Reserved Font Name "Plex"

Liberation Sans Font

  • Copyright: Digitized data copyright (c) 2010 Google Corporation, Copyright (c) 2012 Red Hat, Inc.
  • Reserved Font Names: Arimo, Tinos, Cousine, Liberation

Geist Font

  • License: Presumed SIL OFL 1.1 (typical for modern open fonts)

Commercial Components

Vuplex WebView

  • License: Vuplex Commercial Library License
  • Copyright: Copyright (c) 2023-2024 Vuplex Inc

Vuplex Embedded Components:

  • PDF.js - Copyright (c) Mozilla, Licensed under Apache License 2.0
  • Mozilla GeckoView - Licensed under Mozilla Public License 2.0
  • Chromium Embedded Framework - BSD-style license (Copyright (c) 2008-2014 Marshall A. Greenblatt, Portions Copyright (c) 2006-2009 Google Inc.)

Meta XR SDK

  • License: Oculus SDK License Agreement
  • Copyright: Copyright (c) Meta Platforms, Inc. and affiliates

License details: https://developer.oculus.com/licenses/oculussdk/

Web Application Dependencies

BlockNote Editor

  • License: Mozilla Public License 2.0 (MPL-2.0)
  • Copyright: TypeCellOS
  • Packages: @blocknote/core v0.15.4, @blocknote/react v0.15.4, @blocknote/mantine v0.15.4
  • Description: A "Notion-style" block-based extensible text editor built on top of Prosemirror and Tiptap

React and React-DOM

  • License: MIT License
  • Copyright: Copyright (c) Facebook, Inc. and its affiliates
  • Version: v18.3.1

ProseMirror Libraries

  • License: MIT License
  • Copyright: Copyright (C) 2015-2016 by Marijn Haverbeke <marijnh@gmail.com> and others
  • Packages: prosemirror-tables, prosemirror-dropcursor, prosemirror-gapcursor, prosemirror-changeset

Yjs (CRDT Library)

  • License: MIT License
  • Copyright: Copyright (c) 2023 Kevin Jahns <kevin.jahns@protonmail.com>, Chair of Computer Science 5 (Databases & Information Systems), RWTH Aachen University, Germany
  • Packages: yjs, y-prosemirror, y-protocols

Development Tools

  • Vite: MIT License (Build tool)
  • TypeScript: Apache License 2.0 (Microsoft Corporation)
  • @vitejs/plugin-react: MIT License (Evan You)
  • ESLint and related plugins: MIT License

The web application includes 100+ additional dependencies primarily under MIT, ISC, or BSD licenses, including:

  • Unified/Remark/Rehype ecosystem (MIT) - Markdown processing
  • Tippy.js (MIT) - Tooltip library
  • PostCSS (MIT) - CSS processing
  • Various utility libraries

Additional Embedded Components

NativeWebSocket

  • License: Apache License 2.0
  • Copyright: Copyright 2019 Endel Dreyer, Copyright 2018 Jiri Hybek

UnityOpus

  • License: MIT License
  • Copyright: Copyright (c) 2018 TyounanMOTI

Acknowledgments

We gratefully acknowledge the developers and organizations who have created the open-source libraries that help make Spaceframe possible. This page serves as attribution to their work and ensures we comply with their licensing requirements.

The above components are integrated into Spaceframe in compliance with their respective licenses. The use of these libraries does not imply endorsement by their authors.

For questions about these licenses, please contact hi@spaceframe.xyz.

Last updated: August 2025