Open-source licenses

Convertmaxxing stands on excellent open-source software. In particular, all image conversion is powered by ImageMagick and its delegate libraries, compiled to WebAssembly.

magick-wasmApache-2.0
The WebAssembly port of ImageMagick by Dirk Lemstra.
ImageMagick delegate librariesvarious (incl. LGPL)
Format support comes from bundled libraries including libheif and libde265 (HEIC), libraw (camera RAW), libjxl (JPEG XL), libwebp (WebP), libaom/libavif (AVIF), libjpeg-turbo, libpng, libtiff, and others. Full list and license texts in the magick-wasm NOTICE file.
ReactMIT
The UI library.
TanStack Router & StartMIT
Routing, prerendering, and the application framework.
React Aria ComponentsApache-2.0
Accessible UI primitives (drop zone, sliders, selects).
Tailwind CSSMIT
Styling.
ZustandMIT
Client state for the conversion queue.
client-zipMIT
Streaming zip generation for batch downloads.
sonnerMIT
Toast notifications.