android-reverse-flow

android-reverse-flow is a skill for Claude Code, Codex from shizzgar/shizuku-mcp. It costs 56 tokens per session (596 once invoked), scanned A, original, Apache-2.0.

A workflow for examining Android APK files, which are the installable packages used by Android apps, directly on an Android phone. It covers unpacking, inspecting, changing, rebuilding, signing, installing, and testing an app package.

In plain words
What is it for?
Use it to inspect an APK’s Java, Kotlin, resources, manifest, or low-level code; make small changes; rebuild and sign it; then install and test the result.
Why use it?
It organizes the many steps involved in understanding or changing an APK on-device. It also gives guidance for repeating the process after a failure.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Good fit Use it to inspect an APK’s Java, Kotlin, resources, manifest, or low-level code; make small changes; rebuild and sign it; then install and test the result.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/shizzgar/shizuku-mcp/android-reverse-flow
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add shizzgar/shizuku-mcp --skill android-reverse-flow
Clone the repo
git clone --depth 1 https://github.com/shizzgar/shizuku-mcp

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for android-reverse-flow

README.md
[![agentmods](https://agentmods.dev/badge/skills/shizzgar/shizuku-mcp/android-reverse-flow/github.svg)](https://agentmods.dev/skills/shizzgar/shizuku-mcp/android-reverse-flow)
Your own site
<a href="https://agentmods.dev/skills/shizzgar/shizuku-mcp/android-reverse-flow"><img src="https://agentmods.dev/badge/skills/shizzgar/shizuku-mcp/android-reverse-flow/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for android-reverse-flow

Your own site · 80×15
<a href="https://agentmods.dev/skills/shizzgar/shizuku-mcp/android-reverse-flow"><img src="https://agentmods.dev/badge/skills/shizzgar/shizuku-mcp/android-reverse-flow.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 56 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 596 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00056 $0.00596
Opus 5 $0.00028 $0.00298
Sonnet 5 $0.00011 $0.00119
Haiku 4.5 $0.00006 $0.00060

Measured 8d ago against content hash 77c9f1a1e2bc, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-09, from the pricing page.

Security

Grade A, and why

android-reverse-flow scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 8d ago.

The scan reads SKILL.md. This mod also ships 1 executable file (scripts/apktool-build-termux.sh), listed below but not scanned — reading those needs a real analyzer, not pattern matching.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

skills/android-reverse-flow/SKILL.md · 49 lines

How it starts

The opening of the file, as written. The whole thing — 49 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Android Reverse Flow

Use this skill for end-to-end Android APK reversing on the phone.

Quick rules

  • Use the MCP shell tool as the main control surface.
  • Keep shell output narrow. Prefer redirects, rg, sed -n, jq, head, and tail over dumping full trees or files.
  • For iterative work, prefer a persistent shell session over restarting one-shot commands.
  • On Android/Termux, treat plain apktool b ... as an anti-pattern. Always force --aapt /data/data/com.termux/files/usr/bin/aapt2.
  • Prefer separate working directories per APK and per iteration.
  • Treat apktool output as the editable source of truth for resources/manifest/smali. Treat jadx output as read-mostly navigation.

Standard flow

  1. Verify toolchain and environment first.
  2. Copy the target APK into a disposable work directory.
  3. Decode once with apktool d.
  4. Inspect Java/Kotlin structure with jadx or jadx-cli.
  5. Patch the smallest layer possible: manifest/resource first if enough; smali only if resource-level patching is not enough.
  6. Rebuild with the helper script or apktool b --aapt ....
  7. Sign the rebuilt APK.
  8. Install, launch, and capture failures.
  9. Iterate from the exact failing step instead of re-running the full chain.

Shell usage patterns

  • Before reading big directories, ask for counts or filtered paths.
  • Before reading large XML or smali files, pull only relevant slices with rg -n and sed -n.
  • When a build command is noisy, redirect stdout/stderr to files and inspect the tail first.
  • If a workflow becomes interactive or iterative, stay inside one shell session instead of reopening commands repeatedly.

When to read references

Read the full file on GitHub · 49 lines

Files

What ships with it

3 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 8d ago First seen · 49 lines · 56 tokens per session scan A 77c9f1a1e2bc

Subscribe to this mod's changes

android-reverse-flow is a skill published in the GitHub repository shizzgar/shizuku-mcp (4 stars, last pushed 5mo ago), licensed Apache-2.0. It adds 56 tokens to every session and 596 once invoked, about $0.0003 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-09-01.

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