Culltron (Pty) Ltd · Legal
Open-Source and Third-Party Notices
Culltron apps and Culltron OS are built with open-source software. We are grateful to the people who make it. This page lists each component we ship, its licence and where to find its source. Licence texts are included with each app and in Culltron OS under /usr/share/doc.
Last updated: 2026-10-17
Desktop runtime
| Component | Version | Licence |
|---|---|---|
| ElectronBundles Chromium and Node.js. Culltron apps are not Chromium and are not affiliated with Google. | 43 | MIT |
| ChromiumChromium's full licence credits ship with every Culltron desktop app (LICENSES.chromium.html). | — | BSD-3-Clause (plus bundled third-party licences) |
| Node.js | — | MIT |
Bundled libraries
| Component | Version | Licence |
|---|---|---|
| docx | 8.5.0 | MIT |
| Fabric.js | 7.4.0 | MIT |
| GrapesJS | 0.23.6 | BSD-3-Clause |
| GrapesJS Blocks Basic | 1.0.2 | BSD-3-Clause |
| GrapesJS Preset Webpage | 1.0.3 | BSD-3-Clause |
| jsPDF | 4.2.1 | MIT |
| lib0 | 0.2.114 | MIT |
| pdf-lib | — | MIT |
| PDF.jsCopyright Mozilla Foundation. Licensed under the Apache License 2.0. | 4.6.82 | Apache-2.0 |
| SheetJS Community Edition (xlsx)Copyright SheetJS LLC. Community Edition, licensed under the Apache License 2.0. | 0.20.3 | Apache-2.0 |
| Yjs | 13.6.33 | MIT |
| Monaco Editor | 0.52.2 | MIT |
| Babel runtime helpers | — | MIT |
| Backbone.js | — | MIT |
| Backbone.Undo | — | MIT |
| cash-dom | — | MIT |
| CodeMirror | — | MIT |
| CodeMirror formatting | — | MIT |
| docx bundled dependencies | — | MIT and compatible (see notice) |
| fast-png | — | MIT |
| fflate | — | MIT |
| iobuffer | — | MIT |
| pako | — | MIT and Zlib |
| promise-polyfill | — | MIT |
| Underscore.js | — | MIT |
Fonts and icons
| Component | Version | Licence |
|---|---|---|
| Inter | — | SIL Open Font License 1.1 |
| JetBrains Mono | — | SIL Open Font License 1.1 |
| Space Grotesk | — | SIL Open Font License 1.1 |
| Font AwesomeFont Awesome by Dave Gandy. | 4.7.0 | Font: SIL OFL 1.1; CSS: MIT |
| CodiconsIcons by Microsoft, licensed under CC BY 4.0. Used in Forge Max through Monaco Editor. | — | CC-BY-4.0 |
Media and AI tools
| Component | Version | Licence |
|---|---|---|
| FFmpegRuns as a separate program; it is not linked into Culltron apps. | — | GPL-2.0-or-later (Debian build) |
| whisper.cppNo model weights are bundled; you choose and import your own model. | — | MIT |
| OllamaOptional local model runner. Each model you download carries its own licence. | — | MIT |
Culltron OS
| Component | Version | Licence |
|---|---|---|
| DebianCulltron OS is based on Debian. It is not affiliated with or endorsed by the Debian project. Each package's licence is in /usr/share/doc/<package>/copyright. | — | Mixed free software licences (GPL, LGPL, BSD, MIT and others) |
| Linux kernel | — | GPL-2.0 |
| Xfce desktop, LightDM and Thunar | — | GPL-2.0 / LGPL-2.1 |
| Firefox ESRShipped unmodified from Debian. Firefox is a trademark of the Mozilla Foundation. | — | MPL-2.0 |
| ClamAVSignature databases are downloaded by you at first run and are not bundled. | — | GPL-2.0 |
| p7zip | — | LGPL-2.1 and BSD |
| WineWine is a trademark of the Wine project. | — | LGPL-2.1 |
Source code
Source code for the GPL and LGPL components in Culltron OS is available on request from support@culltron.app.
Questions about a licence: support@culltron.app.