2026-05-15 16:34:43 -07:00
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# Licensing
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This repository is licensed under the **BSD 3-Clause License** (see
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[LICENSE](LICENSE)). It belongs to the **public** tier of the Lux
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three-tier IP strategy: anyone may use, fork, or redistribute it,
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including for commercial purposes, subject to the BSD-3 terms.
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For the canonical Lux IP and licensing strategy, see:
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<https://github.com/luxfi/.github/blob/main/profile/README.md>
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For commercial inquiries that go beyond BSD-3 (e.g. private moat
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acceleration kernels), contact `licensing@lux.network`.
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2026-07-02 12:51:01 -07:00
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## Upstream attribution
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See [NOTICE](NOTICE) for the full attribution. In summary:
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- **avalanchego** (Ava Labs, Inc.) — this repository is derived from
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[ava-labs/avalanchego](https://github.com/ava-labs/avalanchego), licensed
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under the **BSD 3-Clause License** (© 2019 Ava Labs, Inc.). BSD-3 is
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permissive; the Lux additions here are likewise BSD-3-Clause.
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- **go-ethereum** (The go-ethereum Authors) — EVM support derives from
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[go-ethereum](https://github.com/ethereum/go-ethereum). It is **not**
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vendored in-tree; it is consumed as the external Go module
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`github.com/luxfi/geth`, which retains go-ethereum's original licenses:
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the library is **LGPL-3.0-or-later** and the command-line tools are
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**GPL-3.0**.
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**Copyleft flag:** the LGPL-3.0/GPL-3.0 terms of the go-ethereum-derived code
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(via `github.com/luxfi/geth`) are **not** superseded by this repository's
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BSD-3-Clause license. Distributing compiled node binaries must honor LGPL-3.0
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for the linked geth library (published source of that code and its
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modifications at <https://github.com/luxfi/geth>, and user ability to relink).
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