Open Source Licenses and Third-Party Software
This application incorporates and relies upon a number of open-source software projects and standards. We gratefully acknowledge the authors and maintainers of these projects.
FFmpeg (WebAssembly Build)
This application uses FFmpeg, a complete, cross-platform solution for audio and video processing.
FFmpeg is licensed under the GNU Lesser General Public License (LGPL) version 2.1 or later.
Copyright © the FFmpeg developers.
- Project website: ffmpeg.org
- FFmpeg source code: ffmpeg.org/download.html
- Source code for the FFmpeg build distributed with this application: browsernconvert.com/FFmpeg-lgpl-wasm.zip
- GNU LGPL v2.1 license text: gnu.org/licenses/old-licenses/lgpl-2.1.html
This application uses an LGPL-only build of FFmpeg and does not include GPL-licensed FFmpeg components.
If modifications have been made to FFmpeg, the corresponding modified source code and build scripts are available at the source code location listed above.
AVIF
This application supports the AVIF image format, an image format based on the AV1 codec developed by the Alliance for Open Media.
- Website: aomediacodec.github.io/av1-avif/
- License: Royalty-free open standard specification
MozJPEG
MozJPEG is used for JPEG image encoding and optimization.
Copyright © Mozilla and contributors.
- Website: github.com/mozilla/mozjpeg
- License: BSD-style license and Independent JPEG Group (IJG) license
PNG (libpng)
libpng is used for PNG image encoding and decoding.
Copyright © The libpng Project and contributing authors.
- Website: libpng.org/pub/png/libpng.html
- License: libpng License (permissive open-source license)
WebP
WebP support is provided through Google's WebP image format implementation.
Copyright © Google LLC and contributors.
- Website: developers.google.com/speed/webp
- License: BSD 3-Clause License
QOI (Quite OK Image Format)
QOI is a fast and lightweight lossless image format.
Copyright © Dominic Szablewski.
- Website: qoiformat.org
- License: Public Domain / CC0 Dedication
HEIC (libheif)
HEIC support is provided through libheif.
Copyright © Struktur AG and contributors.
- Website: github.com/strukturag/libheif
- License: GNU Lesser General Public License (LGPL) version 3.0
Please note that the HEIF/HEIC ecosystem may involve technologies covered by patents in certain jurisdictions. Users are responsible for evaluating any patent-related requirements applicable to their use cases.
TIFF (libtiff)
TIFF support is provided through libtiff.
Copyright © Sam Leffler, Silicon Graphics, Inc., and contributors.
- Website: libtiff.org
- License: BSD-style permissive license
LibRaw
LibRaw is used for decoding and processing digital camera RAW image formats.
Copyright © LibRaw LLC and contributors.
- Website: libraw.org
- License: LGPL 2.1, CDDL 1.0, or LibRaw Software License (user may choose any of these licenses)
MediaBunny
MediaBunny is used for browser-based media processing functionality.
- Project: github.com/Vanilagy/mediabunny
- License: MIT License
web-demuxer
web-demuxer is used for media container parsing and demuxing functionality.
- Project: github.com/bmeck/web-demuxer
- License: MIT License
better-sqlite3
better-sqlite3 is used for SQLite database access.
Copyright © Joshua Wise and contributors.
- Project: github.com/WiseLibs/better-sqlite3
- License: MIT License
License Availability
Copies of applicable open-source licenses are available upon request and, where required by license terms, source code corresponding to distributed open-source components is available through the links provided on this page.
Open-source software is provided by its respective copyright holders and contributors "AS IS", without warranty of any kind, express or implied, except where required by applicable law.