Qt WebEngine Licensing | Qt WebEngine 5.15.18 (original) (raw)

The Qt specific parts of the Qt WebEngine module are dual-licensed under Commercial and GNU Lesser General Public License (LGPLv3). In addition, the module contains code licensed under LGPLv2.

The module includes a snapshot of Chromium. As such, users need to respect the licenses of Chromium, and third-party code included in Chromium. The arguably most restrictive license to be respected by all users is LGPLv2.1.

Third party licenses included in the sources are:

ANGLE array bounds clamper from WebKit BSD
ARCore SDK Apache 2.0
ARCore SDK client library for Chrome Apache 2.0
AXE-CORE Accessibility Audit MPL 2.0
Abseil Apache 2.0
Alliance for Open Media Video Codec BSD
Almost Native Graphics Layer Engine BSD
Android Explicit Synchronization Apache 2.0
Blackmagic DeckLink SDK - Mac BSL (v 1.0)
BoringSSL BSDish
Breakpad, An open-source multi-platform crash reporting system New BSD, Apple PSL 2.0 and Apache 2.0
Brotli MIT
C++ port of zxcvbn, an advanced password strength estimation library. MIT
CRC32C New BSD
Chromium License BSD
Chromium OS system API BSD
CityHash MIT
Closure compiler Apache 2.0
Cocoa extension code from Camino MPL 1.1/GPL 2.0/LGPL 2.1
Compact Encoding Detection Apache 2.0
Compact Language Detector v3 Apache 2.0
Crashpad Apache 2.0
Darwin Apple Public Source License 2.0
Dawn Apache 2.0
Emoji Segmenter Apache 2.0
Expat XML Parser MIT
Fiat-Crypto: Synthesizing Correct-by-Construction Code for Cryptographic Primitives MIT
FideltyFX Single Pass Downsampler MIT
FlatBuffers Apache 2.0
FreeType Custom license "inspired by the BSD, Artistic, and IJG (Independent
Fuse.js Apache License, Version 2.0
GVR Android SDK Apache 2.0
GVR Keyboard Apache 2.0
GifPlayer Animated GIF Library Apache License 2.0
Google Closure Library Apache 2.0
Google Double Conversion BSD
Google Ink Apache 2.0
Headers for the Windows 10 WebAuthn API (webauthn.dll) MIT
IAccessible2 COM interfaces for accessibility BSD
ISimpleDOM COM interfaces for accessibility MPL 1.1/GPL 2.0/LGPL 2.1
Jinja2 Python Template Engine BSD 3-Clause
Khronos header files MIT/X11, SGI Free Software License B
Khronos reference front-end for GLSL and ESSL MIT
LZMA SDK Public Domain
LevelDB: A Fast Persistent Key-Value Store New BSD
Lottie Web MIT
Material Design Icons Apache 2.0
Metrics Protos BSD
NVidia Control X Extension Library MIT
Nearby Connections Library Apache 2.0
Netscape Portable Runtime (NSPR) MPL 1.1/GPL 2.0/LGPL 2.1
Netwide Assembler 2-Clause BSD
Network Security Services (NSS) MPL 2
OTS (OpenType Sanitizer) BSD
Oculus SDK for Windows By exception only
One Euro Filter BSD
Open Screen Protocol Library BSD
OpenCV BSD
OpenH264 2-Clause BSD
PDFium BSD
PFFFT: a pretty fast FFT. BSD-like
PLY (Python Lex-Yacc) BSD
PSM (Private Set Membership) client side Apache Version 2.0
Paul Hsieh's SuperFastHash BSD
Perfetto Apache2
Polymer BSD
Private Join and Compute subset Apache 2.0
Protocol Buffers BSD
QUICHE BSD
Quick Color Management System MIT
Recurrent neural network for audio noise reduction BSD 3-Clause
SMHasher MIT, Public Domain
SPIR-V Headers MIT
SPIR-V Tools Apache 2.0
SPIRV-Cross Apache 2.0
Schema.org is a collaborative, community activity with a mission to Creative Commons Attribution-ShareAlike 3.0 Unported
Secure Message Apache 2.0
Shaderc Apache 2.0
Shaka Player Apache 2.0
Simple Homomorphic Encryption Library with Lattices Apache Version 2.0
Skia BSD
Snappy: A fast compressor/decompressor New BSD
Strongtalk BSD
Sudden Motion Sensor library University of Illinois/NCSA Open Source License
SwiftShader Apache 2.0 and compatible licenses
Text Fragments Polyfill Apache 2.0
The Chromium Project BSD 3-clause "New" or "Revised" License
The USB ID Repository BSD
Tint Apache 2.0
UKey2 Apache 2.0
URI Template Parser Apache 2.0
UnRAR source for decompressing .RAR and other files. Non-standard
V8 JavaScript Engine BSD
Vulkan API headers Apache 2.0
VulkanMemoryAllocator MIT
WDS LGPL 2.1
Web Animations JS Apache 2.0
WebKit BSD and LGPL v2 and LGPL v2.1
WebM container parser and writer. BSD
WebP image encoder/decoder BSD
WebRTC BSD
Weston - reference Wayland compositor MIT "Expat"
Windows Template Library (WTL) Microsoft Permissive License
Wuffs (Wrangling Untrusted File Formats Safely) Apache 2.0
bspatch BSD 2-Clause License
d3 BSD 3-Clause
dav1d is an AV1 decoder :) 2-Clause BSD
dom-distiller-js BSD
dynamic annotations BSD
fdlibm Freely Distributable
ffmpeg LGPL 2.1
flac BSD
fontconfig MIT
google-glog's symbolization library BSD
google-jstemplate Apache 2.0
harfbuzz-ng MIT
hunspell MPL 1.1/GPL 2.0/LGPL 2.1
hyphenation-patterns MIT, MPL 1.1/GPL 2.0/LGPL 2.1, GNU Lesser Public License, Unicode License, Unicode Data License, custom notice license, custom permissive license
iccjpeg Custom license
icu MIT
inspector protocol BSD
jsoncpp MIT
libaddressinput Apache 2.0
libavif - Library for encoding and decoding .avif files 2-Clause BSD
libbrlapi LGPL 2.1
libevent BSD
libgif codec for Skia MPL-1.1/GPL-2.0/LGPL-2.1 + BSD-3-Clause + BSD-2-Clause
libipp BSD
libjingle XMPP and xmllite libraries BSD
libjpeg-turbo Custom license
libpng libpng license
libprotobuf-mutator Apache 2.0
libsecret LGPL 2.1
libsrtp 3-clause BSD
libudev LGPL 2.1
libusbx LGPL 2.1
libvpx BSD
libxml MIT
libxslt MIT
libyuv BSD
linux-syscall-support BSD
mesa_headers MIT and SGI Free Software B License Version 2.0
minigbm BSD
modp base64 decoder BSD
nmoinvaz/minizip Custom license
opus BSD
pyjson5 Apache 2.0
pywebsocket3 New BSD
re2 - an efficient, principled regular expression library BSD 3-Clause
simplejson MIT
six Apache License, Version 2.0
sqlite Public domain
tcmalloc BSD
test_fonts SIL OPEN FONT LICENSE, GPL v2, Bitstream Vera Fonts Copyright
tlslite Public domain and BSD
url_parse BSD and MPL 1.1/GPL 2.0/LGPL 2.1
usrsctp New BSD
v4l-utils LGPL 2.1
valgrind BSD
woff2 MIT
xdg-mime Academic Free License version 2.0 or LGPL v2
xdg-user-dirs MIT
xdg-utils MIT
xxHash BSD
zlib Custom license

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