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* feat(artifacts): read Godot PCK packs Add a Godot Engine PCK artifact reader for standalone packs and packs embedded behind an executable trailer (formats 2 and 3). Members are uncompressed byte ranges verified against their declared MD5 on read. Encrypted directories, sparse bundles, patch removal entries, unknown flags and format 1 fail closed as unavailable; encrypted members are reported without being read. inspect-artifact and extract-artifact recognize standalone packs by their GDPC magic. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> * fix(artifacts): bound Godot PCK metadata and own member streams Cap member paths at 4096 bytes and the retained directory at 64 MiB before allocation. Read members with positional chunk reads through pipeline so cancellation is typed, abandoned consumers release their source, and the shared descriptor stays reader-owned. Retain the root descriptor for godot-pck inventory, as for ZIP and universal Mach-O. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> * feat(artifacts): complete Godot PCK facts, integrity and selected views * fix(artifacts): preserve atomic-root inventory Evidence * fix(artifacts): bound aggregate PCK member expansion --------- Co-authored-by: Samucahub <151155051+Samucahub@users.noreply.github.com> Co-authored-by: Claude Opus 5.5 <noreply@anthropic.com> Co-authored-by: gensokyo-dev <342580529+gensokyo-dev@users.noreply.github.com>
71 lines
7.0 KiB
Markdown
71 lines
7.0 KiB
Markdown
---
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layout: home
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hero:
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name: REA
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text: Reverse Engineer Anything
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tagline: Understand binaries, applications, and runtime behavior with one CLI and MCP server.
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actions:
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- theme: brand
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text: Get started
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link: /installation
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- theme: alt
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text: View on GitHub
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link: https://github.com/morluto/rea
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features:
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- title: Investigate with your agent
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details: Connect REA to your coding agent, describe the app or feature you want to understand, and follow the evidence.
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link: /mcp-prompts
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- title: Inspect across formats
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details: Explore native binaries, JavaScript and Electron apps, .NET assemblies, Android packages, firmware, and websites.
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link: /installation
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- title: Keep the evidence
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details: Analysis runs locally and returns observations, limitations, and unknowns through the CLI and MCP.
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link: /mcp-contracts
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---
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## Start with one command
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```bash
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npx rea-agents setup
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```
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Choose your agent, review the planned changes, and approve setup. Native binary
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analysis can use an existing Hopper, Ghidra, or IDA installation; static
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JavaScript analysis needs no native analysis engine.
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For a first result from an extracted JavaScript application or ASAR:
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```bash
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npx -y rea-agents@latest analyze-javascript-application /absolute/path/to/app --json
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```
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See [installation and setup](./installation.md) for requirements and configuration.
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For runtime instrumentation, see the [Frida guide](./frida-instrumentation.md).
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## Choose a guide
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| Task | Guides |
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| --------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |
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| Identify a desktop installation | [Runtime candidates, evidence and follow-up files](desktop-applications.md) |
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| Inspect native functions, references, or types | [Native binaries](native-investigation.md), [Go metadata](go-binaries.md), [Rust dependencies](rust-binaries.md), [offline ELF layout](binary-diagnostics.md), [recorded crashes](recorded-crashes.md) |
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| 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), [MIPS](ghidra-mips.md), [PSP](ghidra-psp.md), [NativeAOT](ghidra-nativeaot.md), [IDA](ida-provider.md), [Kuna](kuna-provider.md), [JEB](jeb-analysis.md) |
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| 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) |
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| 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) |
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| Inspect assemblies, packages, or firmware | [Godot PCK](godot-pck.md), [.NET](managed-code-analysis.md), [Android](android-analysis.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), [WASM](wasm-artifacts.md), [EVM](evm-bytecode.md) |
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| 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) |
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| Serve recorded behavior as an agent environment | [Agent environments](agent-environments.md) |
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| Trace captured website source | [Source locations](web-source-location.md), [module traces](website-module-trace.md), [script export](website-script-export.md) |
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| Capture and compare a command | [Process capture](process-capture.md) |
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| 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) |
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For development, use [testing](testing.md), [client verification](client-verification.md),
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[tool design](tool-design.md), and [releasing](releasing.md).
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[Reconstruction readiness](reconstruction-readiness.md) describes a development
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conformance verifier. [The 6.2 migration](migration-6.2.md) records that release's
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compatibility changes; [the roadmap](roadmap.md) tracks future work.
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