Entity Engagement Protocol (EEP)
Copyright 2026 The EEP Authors and Contributors

This product includes software developed by the EEP project
(https://github.com/eep-dev/EEP) and its contributors, listed in
GOVERNANCE.md and the project's git history.

This NOTICE file is provided in compliance with Section 4(d) of the
Apache License, Version 2.0 (see LICENSE).

================================================================================
Third-party software notices
================================================================================

The following third-party libraries are used by EEP packages at runtime.
Their licenses are reproduced or referenced as required.

--------------------------------------------------------------------------------
Pydantic (MIT)
  - Used by: eep-gates (Python)
  - Source:  https://github.com/pydantic/pydantic
  - License: https://github.com/pydantic/pydantic/blob/main/LICENSE
  - Copyright (c) 2017 to present Pydantic Services Inc. and individual
    contributors.

--------------------------------------------------------------------------------
FastAPI (MIT)
  - Used by: eep-middleware (Python)
  - Source:  https://github.com/fastapi/fastapi
  - License: https://github.com/fastapi/fastapi/blob/master/LICENSE
  - Copyright (c) 2018 Sebastián Ramírez

--------------------------------------------------------------------------------
HTTPX (BSD-3-Clause)
  - Used by: eep-compliance-cli (Python), tests/cross-impl
  - Source:  https://github.com/encode/httpx
  - License: https://github.com/encode/httpx/blob/master/LICENSE.md
  - Copyright (c) 2019, Encode OSS Ltd.
  - Redistribution and use in source and binary forms, with or without
    modification, are permitted provided that the conditions of the
    BSD-3-Clause license are met. Neither the name of the copyright holder
    nor the names of its contributors may be used to endorse or promote
    products derived from this software without specific prior written
    permission.

================================================================================
Specifications & standards referenced (informative)
================================================================================

EEP normatively or informatively references the following open
specifications. Their texts are not redistributed in this repository; the
references are provided for credit and traceability.

  - CloudEvents v1.0.2 (CNCF, Apache-2.0)
    https://github.com/cloudevents/spec
  - W3C Decentralized Identifiers (DID) v1.0
    https://www.w3.org/TR/did-core/
  - W3C Verifiable Credentials Data Model v1.1 / v2.0
    https://www.w3.org/TR/vc-data-model/
  - W3C Server-Sent Events
    https://www.w3.org/TR/eventsource/
  - IETF RFC 6455 (The WebSocket Protocol)
  - IETF RFC 5246 / 8446 (TLS 1.2 / 1.3)
  - IETF RFC 2119 / 8174 (Key words for use in RFCs)
  - Standard Webhooks (https://www.standardwebhooks.com/)

================================================================================
Build- and test-time tooling
================================================================================

The following tools are used during development and CI but are NOT
distributed as part of any published EEP package and are listed here for
informational completeness only:

  TypeScript (Apache-2.0), Vitest (MIT), @vitest/coverage-v8 (MIT),
  @types/node (MIT), pytest (MIT), pytest-asyncio (Apache-2.0),
  pytest-cov (MIT), pip-audit (Apache-2.0), build (MIT), twine (Apache-2.0).

================================================================================

If you believe a third-party component is missing from this NOTICE, please
open an issue at https://github.com/eep-dev/EEP/issues so the maintainers
can correct it.
