Licenses

MIT License – Open Source

Copyright (c) 2026 MERCANAUTA

Permission is hereby granted, free of charge, to any person obtaining a copy of Screen Cap’n and associated documentation files (the “Software”), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

Third-Party Notices

Screen Cap’n includes and is built with open-source and third-party software. This file summarizes the third-party components used by the application and the licenses identified from the repository lockfiles and bundled source files.

This notice is provided for attribution and license-compliance purposes. It is not legal advice.

Runtime Components

These components are bundled with, statically linked into, or loaded by the
Screen Cap’n Windows application.

ComponentVersionLicenseNotes
Konva10.3.0MITBundled in crates/screencaptn-win/assets/web-ui/vendor/konva.js.
Lexical0.28.0MITBundled into the Web UI bundle. Copyright (c) Meta Platforms, Inc. and affiliates.
@lexical/history0.28.0MITBundled into the Web UI bundle.
@lexical/plain-text0.28.0MITBundled into the Web UI bundle.
Microsoft WebView2 Loader1.0.2903.40Microsoft software termsPackaged as WebView2Loader.dll; WebView2 runtime is provided by Microsoft Edge WebView2.
Rust standard libraryToolchain-providedMIT OR Apache-2.0Linked into the Rust executable as applicable.

Konva Notice

Konva JavaScript Framework v10.3.0

Copyright (C) 2011 – 2013 by Eric Rowell (KineticJS)

Copyright (C) 2014 – present by Anton Lavrenov (Konva)

Licensed under the MIT License.

Lexical Notice

Lexical and @lexical/* packages are licensed under the MIT License.

Copyright (c) Meta Platforms, Inc. and affiliates.

Rust Crates

Screen Cap’n uses Rust crates from crates.io. The following list is based on
Cargo.lock and local crate metadata available at release-candidate time.

CrateVersionLicense
adler22.0.10BSD OR MIT OR Apache-2.0
arrayref0.3.9BSD-2-Clause
arrayvec0.7.6MIT OR Apache-2.0
autocfg1.5.0Apache-2.0 OR MIT
base640.22.1MIT OR Apache-2.0
bitflags1.3.2 / 2.11.1MIT OR Apache-2.0
bytemuck1.25.0Zlib OR Apache-2.0 OR MIT
byteorder-lite0.1.0Unlicense OR MIT
cfg-if1.0.4MIT OR Apache-2.0
color_quant1.1.0MIT
core_maths0.1.1MIT
crc32fast1.5.0MIT OR Apache-2.0
data-url0.3.2MIT OR Apache-2.0
euclid0.22.14MIT OR Apache-2.0
fdeflate0.3.7MIT OR Apache-2.0
flate21.1.9MIT OR Apache-2.0
float-cmp0.9.0MIT
fontdb0.23.0MIT
gif0.13.3MIT OR Apache-2.0
image-webp0.2.4MIT OR Apache-2.0
imagesize0.13.0MIT
itoa1.0.18MIT OR Apache-2.0
kurbo0.11.3Apache-2.0 OR MIT
libc0.2.186MIT OR Apache-2.0
libm0.2.16MIT
log0.4.29MIT OR Apache-2.0
memchr2.8.1Unlicense OR MIT
memmap20.9.10MIT OR Apache-2.0
miniz_oxide0.8.9MIT OR Zlib OR Apache-2.0
num-traits0.2.19MIT OR Apache-2.0
pico-args0.5.0MIT
png0.17.16MIT OR Apache-2.0
proc-macro21.0.106MIT OR Apache-2.0
quick-error2.0.1MIT OR Apache-2.0
quote1.0.45MIT OR Apache-2.0
resvg0.45.1Apache-2.0 OR MIT
rgb0.8.53MIT
roxmltree0.20.0MIT OR Apache-2.0
rustybuzz0.20.1MIT
serde1.0.228MIT OR Apache-2.0
serde_core1.0.228MIT OR Apache-2.0
serde_derive1.0.228MIT OR Apache-2.0
serde_json1.0.150MIT OR Apache-2.0
simd-adler320.3.9MIT
simplecss0.2.2Apache-2.0 OR MIT
siphasher1.0.3MIT OR Apache-2.0
slotmap1.1.1Zlib
smallvec1.15.1MIT OR Apache-2.0
strict-num0.1.1MIT
svgtypes0.15.3Apache-2.0 OR MIT
syn2.0.117MIT OR Apache-2.0
thiserror1.0.69MIT OR Apache-2.0
thiserror-impl1.0.69MIT OR Apache-2.0
tiny-skia0.11.4BSD-3-Clause
tiny-skia-path0.11.4BSD-3-Clause
tinyvec1.11.0Zlib OR Apache-2.0 OR MIT
tinyvec_macros0.1.1MIT OR Apache-2.0 OR Zlib
ttf-parser0.25.1MIT OR Apache-2.0
unicode-bidi0.3.18MIT OR Apache-2.0
unicode-bidi-mirroring0.4.0MIT OR Apache-2.0
unicode-ccc0.4.0MIT OR Apache-2.0
unicode-ident1.0.24(MIT OR Apache-2.0) AND Unicode-3.0
unicode-properties0.1.4MIT OR Apache-2.0
unicode-script0.5.8MIT OR Apache-2.0
unicode-vo0.1.0MIT OR Apache-2.0
usvg0.45.1Apache-2.0 OR MIT
version_check0.9.5MIT OR Apache-2.0
webview2-com0.34.0MIT
webview2-com-macros0.8.1MIT
webview2-com-sys0.34.0MIT
weezl0.1.12MIT OR Apache-2.0
windows0.58.0MIT OR Apache-2.0
windows-core0.58.0MIT OR Apache-2.0
windows-implement0.58.0MIT OR Apache-2.0
windows-interface0.58.0MIT OR Apache-2.0
windows-result0.2.0MIT OR Apache-2.0
windows-strings0.1.0MIT OR Apache-2.0
windows-targets0.52.6MIT OR Apache-2.0
windows_x86_64_gnu0.52.6MIT OR Apache-2.0
windows_x86_64_msvc0.53.1MIT OR Apache-2.0
xmlwriter0.1.0MIT
zmij1.0.21MIT
zune-core0.4.12MIT OR Apache-2.0 OR Zlib
zune-jpeg0.4.21MIT OR Apache-2.0 OR Zlib

JavaScript Build-Time Packages

The Web UI is bundled before distribution. The following package is used during the build process and is not intended as a user-facing runtime dependency.

ComponentVersionLicense
esbuild0.25.12MIT

MIT License

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the “Software”), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.