holger
Copyright (C) 2026 Vetra Automation AB and Ignalina ApS (Rickard Ernst Björn Lundin)
Ownership: jointly owned by Vetra Automation AB and Ignalina ApS in equal shares (50/50).
This product includes software developed by Vetra Automation AB, Ignalina ApS and contributors.
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Licensing summary (see LICENSE for the authoritative text)
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* Original source code ........ AGPL-3.0-only (LICENSES/AGPL-3.0-only.txt)
* Original documentation ...... CC-BY-4.0 (LICENSES/CC-BY-4.0.txt)
* Trademarks .................. reserved, not licensed (TRADEMARKS.md)
* Commercial licensing ........ available separately from Vetra Automation AB
and Ignalina ApS, jointly; contact gunnar@gunnar.rs
(COMMERCIAL-LICENSING.md)
* Earlier releases ............ versions published to crates.io on or before
2026-10-02 keep the license they were published
with (mostly MIT); see LICENSE section 1
holger is distributed as a combined work under AGPL-3.0-only. Third-party
components retain their own licenses and copyrights; the Vetra Automation AB
and Ignalina ApS copyright above does NOT extend to them. See
THIRD_PARTY_LICENSES.md for the per-component inventory.
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Bundled third-party components
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holger vendors no third-party source. The nordisk sibling crates it builds
against (znippy, znippy-zoomies, edda, Skidbladnir, tunnr, draupnir, facett,
modgunn and others) are separate repositories under their own licenses and
copyrights.
Images shipped in holger-front/assets/ (holger.webp, vetra.svg, ignalina.png) and the logos under
.nornir/assets/ are the
project's own logos and the Vetra Automation AB / Ignalina ApS company marks;
they are not licensed under the AGPL or CC-BY (see TRADEMARKS.md).
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Trademark
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"holger" and the holger logo are trademarks owned jointly by Vetra Automation AB
and Ignalina ApS. The open-source licenses above do not grant any right to use
these marks. See TRADEMARKS.md.