1. PlainJPG
  2. Open-source components

Open-source components

PlainJPG is built on these projects. Thank you to their authors.

In the Windows app

ComponentUsed forLicence
.NET 10 runtime and WPFThe application framework (self-contained, no install needed)MIT
SkiaSharp (with libwebp)WebP decoding, JPEG and PNG encodingMIT (libwebp: BSD-3)
BouncyCastle.CryptographyEd25519 licence key verificationMIT
Plus Jakarta SansTypeface, in the app and on this siteSIL Open Font License 1.1
NSISThe setup.exe installerzlib/libpng

HEIC, HEIF and AVIF decoding uses Microsoft's HEIF Image Extensions, HEVC Video Extensions and AV1 Video Extension through the Windows Imaging Component. They are Microsoft products installed from the Microsoft Store under Microsoft's terms and are not part of PlainJPG.

On this website

ComponentUsed forLicence
LenisSmooth scrolling on desktopMIT
Plus Jakarta SansTypefaceSIL Open Font License 1.1

Licence texts are included with the app (ThirdPartyNotices.txt in the installation folder) and with the site's fonts and scripts.