unidbg

MCP server · GitHub · ★ 5.3k · graded 2026-10-21Source linked

Allows you to emulate an Android native library, and an experimental iOS emulation

No outside reports on file

Only use this with libraries you trust or that you're specifically analyzing in an isolated sandbox, because running unknown mobile code gives it some access to your computer's resources.

Based on public adoption and transparency signals as of Oct 21, 2026. Our opinion, not a code audit or security guarantee.

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What it can access

Local filesNo local folder access notedLOW
Command executionNo shell command runner notedLOW
Network reachLocal or standard API callsLOW
CredentialsNo API token requiredLOW
Package sourceGitHub (zhkl0228/unidbg)PUBLIC

Inferred from this listing’s public package details and description. Check the project’s source before installing.

Install

No npm or PyPI package is listed. Install from source: github.com/zhkl0228/unidbg ↗

All setup options ↓

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Everything known

We found nothing about this project in the sources we read (last checked 2026-10-30). That does not mean it has no problems.

0 incidents · 0 advisories · 0 news articles · 0 community threads · checked 2026-10-30

Popularity grade: B (from public signals such as stars and downloads, not a code review). Graded 2026-10-21.

Sources we read: OSV, GitHub Advisory Database, CISA Known Exploited Vulnerabilities, 44 security news feeds and our incident library. Last checked 2026-10-30.

Check a specific version →

About Unidbg

UniDBG is a tool that simulates Android native libraries (and experimentally, iOS libraries) so you can run and test them without needing actual mobile devices. It lets you execute compiled mobile code in a controlled environment on your computer.

Who it’s for

Security researchers, reverse engineers, and developers who need to analyze or test mobile app libraries. People studying how Android apps work at a low level.

Alternatives

Frida: A dynamic instrumentation toolkit for analyzing and modifying apps on actual or emulated Android devices
QEMU with Android: Full Android emulation using QEMU, closer to real device behavior
Genymotion: Commercial Android emulator with good performance for testing
Android Studio Emulator: Official Android emulator built into Android's development tools

Setup

Check these steps against the project’s own instructions before running anything.

Follow the project's README. This is a Java-based emulation framework typically used as a library in your own code rather than as a standalone service.

Why this grade

BB — Some risk signals

Signal-based grade (4/7 points): very widely starred on GitHub, public source code. This reflects adoption and transparency, not a code review.

Popularity and upkeep

40/100

GitHub stars: 5.3k
Listing last refreshed: 2026-10-29

These are public popularity signals, not a maintenance check. Look at the repository’s commit history and open issues.

Risks to watch for

Runs untrusted mobile code: If you load a malicious Android library, it could attempt to access files or system resources that UniDBG has access to
Emulation escapes: Bugs in the emulator itself could potentially let hostile code break out of the sandbox and reach your real system
Hidden malware in libraries: APK files or native libraries from unknown sources might contain code designed to evade detection during analysis
Network access: Depending on configuration, emulated code might make network requests or exfiltrate data to attacker-controlled servers
Resource exhaustion: A malicious library could consume CPU or memory to crash your system or cause denial of service

How to lower the risk

Least-privilege permissions

Run UniDBG and test code in a dedicated user account with minimal permissions
Do not run it as root or administrator

Network isolation

Disable network access for the emulator unless you specifically need it for testing
Use a firewall to block the UniDBG process from making external connections

Monitoring

Watch for unexpected file access or modification during emulation runs
Log which libraries and what system calls are being executed

Red flags to watch for

Libraries from unknown or untrusted sources
Code that tries to access sensitive paths like /data/data/ or system directories
Emulation runs that hang, crash repeatedly, or use extreme CPU/memory

Questions

How do I install Unidbg?

Unidbg does not publish a standalone npm or PyPI package. Clone or follow the setup instructions in its source repository at github.com/zhkl0228/unidbg.

Are there security reports about Unidbg?

No reports found for this package in our research (last checked 2026-10-30). Unidbg currently holds Grade B (Some risk signals) based on public adoption and transparency signals. Key risk areas to watch include runs untrusted mobile code, emulation escapes, hidden malware in libraries.

Is Unidbg actively maintained?

Unidbg has 5.3k GitHub stars. Our directory data was last refreshed on 2026-10-29. Check recent commit activity, release tags, and open issues at github.com/zhkl0228/unidbg before pinning it in production.

What are alternatives to Unidbg?

Notable alternatives to Unidbg include Frida (A dynamic instrumentation toolkit for analyzing and modifying apps on actual or emulated Android devices), QEMU with Android (Full Android emulation using QEMU, closer to real device behavior), Genymotion (Commercial Android emulator with good performance for testing), Android Studio Emulator (Official Android emulator built into Android's development tools). You can also compare Unidbg side by side with other MCP servers in the Related tools section on this page.

Maintain or use Unidbg? Show its live grade in your GitHub README, docs site, or run a check from the terminal before you install.

GitHub README Markdown:

markdown

[![AgentArmorHQ Risk Grade for Unidbg](https://agentarmorhq.com/api/badge/zhkl0228-unidbg)](https://agentarmorhq.com/skills/zhkl0228-unidbg)

HTML embed:

html

<a href="https://agentarmorhq.com/skills/zhkl0228-unidbg"><img src="https://agentarmorhq.com/api/badge/zhkl0228-unidbg" alt="AgentArmorHQ Risk Grade for Unidbg" height="20" /></a>

Terminal check:

terminal

curl -fsSL https://agentarmorhq.com/api/cli | node --input-type=module - check "zhkl0228-unidbg"

Share with your security lead

Need sign-off to use unidbg? Copy this note for Slack, a ticket or a pull request.

### AgentArmorHQ Security Review Memo: unidbg
- **Listing URL:** https://agentarmorhq.com/skills/zhkl0228-unidbg
- **Type:** App connector
- **Risk Grade:** Grade B (Some risk signals)
- **Outside Security Advisories on File:** 0
- **Public Adoption:** 5.3k GitHub stars

#### Permission & Blast-Radius Signals
- **Local files:** No local folder access noted
- **Command execution:** No shell command runner noted
- **Network reach:** Local or standard API calls
- **Credentials:** No API token required
- **Package source:** GitHub (zhkl0228/unidbg)

#### Recommended Hardened Setup
- **Source Repo:** https://github.com/zhkl0228/unidbg
- **Controls:** Pin an exact version in `.mcp.json`, scope access to a single workspace folder, and use a least-privilege read-only token where supported.

_Based on public adoption and transparency signals as of Oct 21, 2026. Our opinion, not a code audit or security guarantee._

Key facts

Type: App connector
Publisher: zhkl0228
Source code: github.com/zhkl0228/unidbg
Est. context load: ~850 tokens / turn (~5 tool schemas, 0.43% of 200k context)
Popularity: 5.3k GitHub stars
Last updated: 2026-10-29
Last graded: 2026-10-21

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