• android/: Android NDK build, Java bindings, and example apps.
• androidcross/: Android cross-build toolchain and Docker image.
• bela/, daisy/, esp32/, zynq/: board builds.
• ios/: native iOS build and example apps.
• ioscross/: iOS cross-build toolchains and Docker image.
• wasm-wasi/: WASI binaries, browser and Node.js packages, and Nix builds.
• wasm-emscripten/: Emscripten toolchain and Docker image.
• dockerfiles/: older Docker recipes, including Csound 6 builds.
• vcpkg/: dependency ports and triplets. The manifests vcpkg.json and vcpkg-x86.json, along with the vcpkg/ submodule, live at the repository root.

The other folders hold desktop build and packaging files. Language bindings live in languages/.