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LlamaCasty/THIRD-PARTY-NOTICES.txt
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LlamaCasty — License and Third-Party Notices
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LlamaCasty
Copyright (C) 2026 Gramps — https://llamacasty.com
License: GNU General Public License v3.0 or later (GPL-3.0-or-later), with
additional terms under GPL-3.0 section 7 (attribution, marking of
modified versions, no trademark rights). See LICENSE and
ADDITIONAL-TERMS.md, shipped beside the application.
LlamaCasty is free software: you can redistribute it and/or modify it
under those terms. It comes with ABSOLUTELY NO WARRANTY.
Brand artwork (the LlamaCasty name, icon, and logo files) is NOT covered
by the GPL — all rights reserved; see ADDITIONAL-TERMS.md.
The rest of this file lists every third-party component LlamaCasty
distributes, its license, and where to get its source, so the
LGPL/BSD/MIT/Apache obligations are met. Distribution obligations are NOT
optional: they attach because LlamaCasty ships these components. Every
license below is compatible with GPL-3.0.
Note on FFmpeg (items 1-2): it used to be DOWNLOADED at first run. As of
TASK 48 item 1 (2026-09-28) it is BUNDLED — the exact pinned build is fetched
at BUILD time by scripts/fetch-ffmpeg.sh, verified against a SHA-256, and
shipped inside the package. The product fetches no executable at runtime.
If this file changes, update it here AND in the app's About screen (the About
overlay's licensing panel surfaces this file in-app). See TASKS.md (TASK 4) and
ai.md ("Licensing — do not violate") for the guardrails — the "never do" list is
there on purpose.
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1. FFmpeg (dynamic libraries + ffmpeg.exe, LGPL v2.1+)
Copyright (c) 2000-2026 the FFmpeg developers
License: GNU Lesser General Public License v2.1 or later
Home: https://ffmpeg.org/
Source: https://git.ffmpeg.org/ffmpeg.git
Used as: the streaming encoder/RTMP subprocess. This product distributes the
UNMODIFIED binaries; it never links FFmpeg into its own code (it is
launched as a separate process fed raw frames over a pipe).
Bundled: ffmpeg.exe, ffprobe.exe and the libav*.dll family, unmodified, in a
single `ffmpeg\` folder beside the application executable. They are the
lgpl-SHARED build, so the DLLs must stay siblings of the exe — Windows
resolves them from the executable's own directory.
Why LGPL-shared: this is the pinned, known-good build (no libx264). Since
LlamaCasty became GPL-3.0 (2026-10-09) a GPL FFmpeg build would also
be license-compatible, but the pin stays: changing builds means
re-verifying the encoders, and the shared build keeps compliance to
this notice plus the source offer below.
Why "shared" (not static): LGPL v2.1 §6 requires "relinkable" materials for
statically-linked libraries. The shared build links dynamically, so
the user can replace the DLLs — compliance is this notice plus the
source offer below, with no relink material required.
Compliance supplied by this product:
- The license text: https://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
- The corresponding source / written offer to obtain it:
FFmpeg source https://ffmpeg.org/download.html
Exact binary https://github.com/BtbN/FFmpeg-Builds
Exact artifact ffmpeg-N-126342-gf88b741dbf-win64-lgpl-shared.zip
Build tag: autobuild-2026-08-31-13-27 (variant lgpl-shared)
Archive SHA-256: 46ea6521ed3877689d2ff0bd03640ac2637104415f6237d42625d13408767146
- The binaries are unmodified and the LGPL notices therein are intact.
- The SHA-256 above is the integrity record for the bundled copy; it is
asserted by scripts/fetch-ffmpeg.sh before extraction and re-derivable
from the artifact URL in that script.
2. BtbN FFmpeg-Builds (the build system that produced the bundled binary)
License: MIT (build scripts + repository) — the produced binaries are
covered by FFmpeg's LGPL (item 1).
Home: https://github.com/BtbN/FFmpeg-Builds
3. OpenH264 (the H.264 software fallback encoder, libopenh264)
Copyright (c) 2010-2026 Cisco Systems, Inc. (and contributors)
License: BSD 2-Clause + Cisco's H.264 patent grant
Home: https://www.openh264.org/
Note: Cisco grants the patent license for its own H.264 implementation;
it is COMPILED INTO avcodec-63.dll in the bundled build above (verified
2026-09-28: the encoder is registered in that DLL; there is no separate
openh264 binary to ship). So item 1's LGPL obligations apply to the FFmpeg
code and Cisco's BSD terms plus its patent grant apply to the OpenH264
code inside it. This is the product's software H.264 fallback when no
hardware encoder (NVENC/QSV/AMF) is available — it is deliberately not
libx264, which carries no H.264 patent grant (Cisco's covers OpenH264).
4. SQLite (bundled via SQLitePCLRaw's e_sqlite3 native bundle)
License: public domain (no rights reserved)
Home: https://www.sqlite.org/
5. Microsoft.Data.Sqlite (.NET data provider, statically linked into this app)
Copyright (c) .NET Foundation and contributors
License: MIT
Home: https://github.com/dotnet/efcore
6. SQLitePCLRaw (raw SQLite bindings + bundles)
Copyright (c) 2012-2026 Eric Sink and contributors
License: Apache-2.0
Home: https://github.com/ericstj/SQLitePCLRaw
7. .NET runtime / WPF / Windows SDK projections, incl.
System.Security.Cryptography.ProtectedData
Copyright (c) .NET Foundation and contributors
License: MIT
Home: https://github.com/dotnet/
8. Simple Icons (bundled SVG logo path data for the social bar, e.g. the
mastodon/peertube/pixelfed fediverse logos)
Copyright (c) Simple Icons contributors (public domain dedication)
License: CC0 1.0 Universal (no rights reserved, no attribution required)
Home: https://simpleicons.org/
Source: https://github.com/simple-icons/simple-icons
Used as: path data compiled into the app's `SocialServiceIcons` so each
social entry renders the service's real logo. CC0 imposes no
obligations; it is listed here per this file's "list everything"
policy.
9. NAudio (WASAPI audio capture — loopback + mic)
Copyright (c) Mark Heath and contributors
License: MIT
Home: https://github.com/naudio/NAudio
Used as: the WASAPI loopback (desktop/game audio) and mic capture sources
behind the `IAudioSource` seam (TASK 4 ship step 4). MIT imposes
no source offer; this notice is kept per this file's policy.
10. Notification.Wpf + Notification.CoreUI (toast notifications, TASK 24)
Copyright (c) Platonenkov and contributors
License: MIT
Home: https://github.com/Platonenkov/Notification.Wpf
Used as: the in-window toast area (bottom-right) behind the
`INotificationService` seam — non-blocking user-facing messages.
Transitive dependencies (Microsoft.Xaml.Behaviors.Wpf,
Microsoft.Extensions.DependencyInjection.Abstractions) are MIT,
covered by item 7's .NET notice policy; this notice is kept per
this file's "list everything" policy.
11. ONNX Runtime (Microsoft.ML.OnnxRuntime — runs the webcam background model, TASK 51)
Copyright (c) Microsoft Corporation
License: MIT
Home: https://github.com/microsoft/onnxruntime
Used as: the CPU inference runtime (managed package + native onnxruntime.dll)
behind the `IPersonSegmenter` seam. MIT imposes no source offer.
12. MediaPipe Selfie Segmenter (landscape) (webcam background Remove/Blur, TASK 51)
Copyright (c) Google LLC (authors: Tingbo Hou, Siargey Pisarchyk, Karthik
Raveendran — model card "MediaPipe Selfie Segmentation", 2021-05-06)
License: Apache License 2.0
Home: https://ai.google.dev/edge/mediapipe/solutions/vision/image_segmenter
Source: https://storage.googleapis.com/mediapipe-models/image_segmenter/selfie_segmenter_landscape/float16/latest/selfie_segmenter_landscape.tflite
Changes (Apache-2.0 §4b): converted from TensorFlow Lite to ONNX format by
tools/selfie-seg/convert_tflite_to_onnx.py — float16 weights widened
to float32, NHWC graph re-expressed in NCHW; the weights and the
network are otherwise unmodified. Embedded in the application as
selfie_segmenter_landscape.onnx. Runs entirely on the user's PC.
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MISCELLANEOUS
- The full text of every license named above is available at the linked
canonical locations. The v1 (GA) release MUST additionally bundle the full
license texts alongside this file (a `licenses/` folder beside it, still
reachable from the About screen) — TASK 4 requirement 9, a release blocker.
- No warranty is expressed or implied for any third-party component.