Scanner111

A high-performance crash log analyzer for Bethesda games (Fallout 4), ported from the Python/Rust-based CLASSIC tool to C# and Avalonia UI.

Architecture

• Scanner111: Avalonia UI (MVVM) frontend with sidebar navigation.
• Scanner111.Common: Core business logic, analysis, and reporting (NetStandard 2.0 / Net9.0).
• Scanner111.Benchmarks: Performance profiling using BenchmarkDotNet.
• Scanner111.Tests: Unit and integration tests.

Getting Started

Prerequisites

• .NET 9.0 SDK
• Visual Studio 2022 or VS Code with C# Dev Kit

Building

dotnet build

Running Tests

dotnet test

Running Benchmarks

dotnet run -c Release --project Scanner111.Benchmarks/Scanner111.Benchmarks.csproj

Running the Application

dotnet run --project Scanner111/Scanner111.csproj

Features Implemented

Core Analysis

• Log Parsing: Fast regex-based parsing of crash logs.
• Plugin Analysis: Plugin detection and load order analysis.
• Suspect Detection: Error messages and stack trace pattern matching.
• Settings Validation: Buffout 4 config checking.
• FormID Analysis: SQLite database lookup.
• Reporting: Markdown report generation with immutable fragment composition.

GUI (New in Phase 11)

• Sidebar Navigation: Dark-themed sidebar with page navigation.
• Dashboard (Home): Scan actions, folder browsing, Pastebin fetch.
• Results View: Markdown-rendered AUTOSCAN reports with master-detail layout.
• Settings View: Persistent settings with FCX mode and FormID toggles.
• Shared Services: Cross-ViewModel state management for results and settings.
• Concurrency: Async-first design with SemaphoreSlim throttling for batch scans.

Performance

• Log parsing takes approximately ~150 microseconds per log (0.15ms) on modern hardware.
• Low memory footprint with optimized regex patterns.

License

Licensed under the GPL-3.0 license. See LICENSE file.