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native_bridge/README.md

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+# Native Bridge Support in ReDroid
+
+There are several choose to support native bridge (typically for arm) in *ReDroid*
+- `libndk_translation` from Arm
+- `libhoudini` from Intel
+- `QEMU`
+
+Prepare the resource and build the image.
+And run `docker build --build-arg BASE_IMAGE=<Base Image> .`
+
+```bash
+# example structure, be careful the file owner and mode
+
+system/
+├── bin
+│   ├── arm
+│   └── arm64
+├── etc
+│   ├── binfmt_misc
+│   └── init
+├── lib
+│   ├── arm
+│   └── libnb.so
+└── lib64
+    ├── arm64
+    └── libnb.so
+
+# grab libndk_translation from Android 11 Emulator
+find /system \( -name 'libndk_translation*' -o -name '*arm*' -o -name 'ndk_translation*' \) | tar -cf native-bridge.tar -T - 
+
+```
+
+Example: Patch llibndk_translation in ReDroid 11
+
+![Screenshot of ReDroid 11 with libndk_translation](./redroid_11_libndk_translation.png)