Files
reverse-engineering-anything/docs/index.md
T
Matt Van Horn f183381739 feat(audit): report what a shipped app exposes to static analysis
Adds `audit_release_exposure` and `rea audit-release-exposure` to report
source maps, Electron fuse implications, extractable payloads, debug
information, build metadata, and credential markers. Checks carry stable
IDs, observations, statuses, and fixed remediation, while incomplete and
unassessed checks remain visible without implying a security verdict.
Credential findings include only rule IDs and locations. The CLI
supports `--fail_on` severity thresholds and exits 3 when an exposed
check meets the threshold.
2026-11-01 02:41:37 -08:00

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---
layout: home
hero:
name: REA
text: Reverse Engineer Anything
tagline: Understand binaries, applications, and runtime behavior with one CLI and MCP server.
actions:
- theme: brand
text: Get started
link: /installation
- theme: alt
text: View on GitHub
link: https://github.com/morluto/rea
features:
- title: Investigate with your agent
details: Connect REA to your coding agent, describe the app or feature you want to understand, and follow the evidence.
link: /mcp-prompts
- title: Inspect across formats
details: Explore native binaries, JavaScript and Electron apps, .NET assemblies, Android packages, firmware, and websites.
link: /installation
- title: Keep the evidence
details: Analysis runs locally and returns observations, limitations, and unknowns through the CLI and MCP.
link: /mcp-contracts
---
## Start with one command
```bash
npx rea-agents setup
```
Choose your agent, review the planned changes, and approve setup. Native binary
analysis can use an existing Hopper, Ghidra, or IDA installation; static
JavaScript analysis needs no native analysis engine.
For a first result from an extracted JavaScript application or ASAR:
```bash
npx -y rea-agents@latest analyze-javascript-application /absolute/path/to/app --json
```
See [installation and setup](./installation.md) for requirements and configuration.
For runtime instrumentation, see the [Frida guide](./frida-instrumentation.md).
## Choose a guide
| Task | Guides |
| --------------------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Identify a desktop installation | [Runtime candidates, evidence and follow-up files](desktop-applications.md) |
| Inspect native functions, references, or types | [Native binaries](native-investigation.md), [Go metadata](go-binaries.md), [Rust dependencies](rust-binaries.md), [CPython pyc files](python-pyc.md), [PE certificates](pe-certificates.md), [PE imports](pe-imports.md), [PE TLS/load config](pe-load-config.md), [ELF notes](elf-notes.md), [Linux kernel modules](kernel-modules.md), [Apple IPS](apple-ips.md), [Erlang BEAM](erlang-beam.md), [offline ELF layout](binary-diagnostics.md), [recorded crashes](recorded-crashes.md) |
| Inspect native functions, references, or types | [Native binaries](native-investigation.md), [Go metadata](go-binaries.md), [Rust dependencies](rust-binaries.md), [CPython pyc files](python-pyc.md), [PE certificates](pe-certificates.md), [PE imports](pe-imports.md), [PE TLS/load config](pe-load-config.md), [ELF notes](elf-notes.md), [Apple IPS](apple-ips.md), [Erlang BEAM](erlang-beam.md), [offline ELF layout](binary-diagnostics.md), [recorded crashes](recorded-crashes.md) |
| Select a native provider or import format | [Ghidra semantics](ghidra-provider.md), [Windows](windows-ghidra-p0.md), [DOS](ghidra-dos.md), [raw bytes](raw-binary.md), [GameCube DOL](ghidra-dol.md), [MIPS](ghidra-mips.md), [PSP](ghidra-psp.md), [NativeAOT](ghidra-nativeaot.md), [IDA](ida-provider.md), [Kuna](kuna-provider.md), [JEB](jeb-analysis.md) |
| Analyze JavaScript or Electron artifacts | [Static analysis](javascript-artifact-reconstruction.md), [tracing and comparisons](javascript-application-workflows.md), [application graph](javascript-application-graph.md), [source recovery](javascript-recovery.md) |
| Compare static JavaScript with runtime observations | [Runtime attribution](javascript-runtime-observation.md), [reconciliation](javascript-runtime-reconciliation.md), [Electron observation](electron-observation.md), [Electron fuses](electron-fuses.md), [Release exposure](release-exposure.md) |
| Inspect assemblies, packages, or firmware | [Godot PCK](godot-pck.md), [UnityFS](unityfs.md), [U-Boot uImage](uimage.md), [.NET](managed-code-analysis.md), [Python packages](python-packaged-applications.md), [Android](android-analysis.md), [APK signatures](apk-signature.md), [Apktool resources](apktool-resource-analysis.md), [ADB acquisition](adb-device-analysis.md), [Apple](apple-application-analysis.md), [Harmony](harmony-analysis.md), [firmware](firmware-analysis.md), [ESP images](esp-image.md), [ESP flash images](esp-flash-image.md), [WASM](wasm-artifacts.md), [EVM](evm-bytecode.md) |
| Observe or compare a browser scenario | [CDP observation](browser-observation.md), [scenarios](browser-scenario-contract.md), [runtime evidence](web-runtime.md), [historical captures](web-network-captures.md) |
| Serve recorded behavior as an agent environment | [Agent environments](agent-environments.md) |
| Trace captured website source | [Source locations](web-source-location.md), [module traces](website-module-trace.md), [script export](website-script-export.md) |
| Capture and compare a command | [Process capture](process-capture.md) |
| Use CLI/MCP and retain evidence | [CLI](cli.md), [MCP contracts](mcp-contracts.md), [agent prompts](mcp-prompts.md), [obligation ledgers](reconstruction-obligation-ledgers.md) |
For development, use [testing](testing.md), [client verification](client-verification.md),
[tool design](tool-design.md), [admission limits and recovery](design/limits-and-recovery.md),
and [releasing](releasing.md).
[Reconstruction readiness](reconstruction-readiness.md) describes a development
conformance verifier. [The 6.2 migration](migration-6.2.md) records that release's
compatibility changes; [the roadmap](roadmap.md) tracks future work.
![REA inspecting a native binary in Hopper](./assets/rea-hopper-analysis.png)