alvinhayy

Fuzz Build — Development skill for Claude Code

Development community

Build AFL++ for Android arm64 + the fuzzing harness, and push to the emulator.

How to install Fuzz Build

Installs to ~/.claude/commands/alvinhayy-mobile-reverseskill-fuzz-build.md

Terminal

mkdir -p ~/.claude/commands && curl -fsSL https://raw.githubusercontent.com/alvinhayy/Mobile-ReverseSkill/HEAD/.claude/commands/fuzz-build.md -o ~/.claude/commands/alvinhayy-mobile-reverseskill-fuzz-build.md

Restart Claude Code, or start a new session, for it to be picked up.

What Fuzz Build does

description: Build AFL++ for Android arm64 + the fuzzing harness, and push to the emulator argument-hint: "[target-lib.so] (default: libbarhopper_v3.so)"

Invoke the **afl-fuzzing** skill and stand up the on-device fuzzing toolchain for `${ARGUMENTS:-libbarhopper_v3.so}`.

Steps:

Load the afl-fuzzing skill.
Confirm a device is up (adb devices); note its ABI/API (adb shell getprop ro.product.cpu.abi).
Cross-compile afl-fuzz for Android arm64 with the NDK clang, and build

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