Open Source Licenses

This project uses the following open source libraries.

ICE / STUN / TURN

Library	Version	License	Source
libjuice	1.3.3	MPL 2.0	webrtc-sdk/src/main/cpp/third_party/libjuice/

Mozilla Public License Version 2.0
Copyright (c) 2020-2024 Paul-Louis Ageneau
See: https://www.mozilla.org/en-US/MPL/2.0/

DTLS / TLS / Cryptography

Library	Version	License	Source
mbedTLS	3.6.0	Apache 2.0	webrtc-sdk/src/main/cpp/third_party/mbedtls/

Copyright (C) 2006-2024, Arm Limited (or its affiliates), All Rights Reserved
SPDX-License-Identifier: Apache-2.0
See: https://www.apache.org/licenses/LICENSE-2.0

Video Processing

Library	Version	License	Source
libyuv	main	BSD	webrtc-sdk/src/main/cpp/third_party/libyuv/

Copyright 2011 The LibYuv Project Authors. All rights reserved.
BSD License — See LICENSE file for full text.

Audio Codec

Library	Version	License	Source
libopus	1.5.2	BSD	webrtc-sdk/src/main/cpp/third_party/opus/

Copyright 2001-2023 Xiph.Org, Skype Limited, Octasic, et al.
BSD License — See COPYING file for full text.

SRTP / SRTCP

Library	Version	License	Source
libsrtp	3.0.0	BSD 3-Clause	webrtc-sdk/src/main/cpp/third_party/libsrtp/

Copyright (c) 2001-2017 Cisco Systems, Inc.
BSD 3-Clause License
See: https://opensource.org/licenses/BSD-3-Clause

Self-Implemented Modules

Module	RFC	Notes
RTP / RTCP	RFC 3550, 3551	Self-implemented
DTLS-SRTP Wrapper	RFC 5764	Wraps mbedTLS DTLS + key exporter
CRC-32	N/A	Self-implemented (STUN FINGERPRINT)