WinTrim - Disk Analyzer

A clean, safe, and powerful Windows 10/11 disk analyzer application to view and analyze file contents and storage allocation.

🎯 Features

Core Functionality

• ✅ Disk Scanning - Fast recursive scanning with async processing
• ✅ Storage Analytics - Visual breakdown of how data is allocated by category
• ✅ Cleanup Recommendations - Safe suggestions for freeing disk space
• ✅ Quick Clean - One-click cleanup with preview and file-level selection
• ✅ Largest Files Finder - Top 50 largest files with quick access
• ✅ Game Detection - Auto-detect Steam, Epic, GOG, and Xbox game installations
• ✅ Developer Tools Scanner - Detect npm, NuGet, pip, Maven caches with cleanup recommendations
• ✅ File Age Analysis - Identify files not accessed in 90+ days
• ✅ Session Persistence - Automatically saves and restores your last scan (including treemap & dev tools)

Interactive Visualization

• 🗺️ Treemap View - Visual representation of disk usage with drill-down navigation
• 🎨 5 Treemap Color Schemes - Vivid, Pastel, Ocean, Warm, and Cool palettes
• 📊 Pie Charts - Category breakdown (Documents, Media, Games, etc.)
• 📈 Bar Charts - Largest folders at a glance
• 🌲 Tree View - Hierarchical folder navigation with search & filters

Quick Clean Features

• 🧹 Preview Before Delete - See exactly what will be removed
• ☑️ File-Level Selection - Expand categories to select individual files
• 📁 Smart Detection - Finds temp files, browser cache, Windows Update cache, old logs
• ⚠️ Risk Indicators - Safe/Low/Medium/High risk levels for each item

Developer Tools Detection

• 📦 npm - node_modules, npm cache
• 📦 NuGet - Package cache
• 🐍 pip - Python package cache
• ☕ Maven - .m2 repository
• 🦀 Cargo - Rust package cache
• 📱 Gradle - Android/Java build cache

Data Provided

• 📅 Date last accessed/modified
• 📊 Size of folders and files (human-readable)
• 📍 Full path locations
• 🏷️ File type categorization
• 🎮 Game platform detection (Steam, Epic, GOG, Xbox)

UI/UX Features

• 🎨 5 Themes - Default (Retrofuturistic), Tech (Blade Runner), Enterprise (Light), Terminal Green, Terminal Red
• ⚙️ Settings Panel - Font size, treemap colors, treemap depth controls
• 📏 4 Font Size Presets - Small, Medium, Large, Extra Large
• ▶️ Scan Controls - Start/Stop/Pause with progress tracking
• 📋 Sortable Data Grids - Click headers to sort by name, size, date
• 🖱️ Context Menus - Right-click to open location or copy path
• 📂 Quick Actions - Open in Explorer buttons throughout
• 🔍 File Explorer Filters - Search and filter by type, size, age

🚀 Getting Started

Prerequisites

• Windows 10/11
• .NET 8.0 SDK or later

Installation

1. Clone or download this repository
2. Open terminal in the project folder
3. Build and run:

cd DiskAnalyzer
dotnet restore
dotnet build
dotnet run

Or build a standalone executable:

dotnet publish -c Release -r win-x64 --self-contained true

📁 Project Structure

DiskAnalyzer/
├── Models/           # Data models (FileSystemItem, ScanResult, ScanCache, etc.)
├── ViewModels/       # MVVM ViewModels with commands
├── Views/            # XAML UI files
├── Controls/         # Custom controls (TreemapControl)
├── Services/         # Business logic services
│   ├── FileScanner       # Core scanning engine
│   ├── GameDetector      # Steam/Epic/GOG/Xbox detection
│   ├── DevToolDetector   # Developer cache detection
│   ├── CleanupAdvisor    # Cleanup recommendations
│   ├── CleanupService    # Execute cleanup operations
│   ├── SettingsService   # User preferences & scan caching
│   ├── TreemapLayoutService # Squarified treemap algorithm
│   └── CategoryClassifier   # File type classification
├── Converters/       # Value converters for UI
└── Themes/           # 5 color themes (Default, Tech, Enterprise, Terminal)

🛡️ Safety Features

• Read-only scanning - No files are modified during analysis
• Preview before delete - Quick Clean shows exactly what will be removed
• Risk levels for cleanup suggestions (Safe/Low/Medium/High)
• Graceful error handling for inaccessible folders
• Memory efficient - Processes files in batches

🔧 Technical Details

• Framework: .NET 8.0 + WPF
• Architecture: MVVM with CommunityToolkit.Mvvm
• Charts: LiveCharts2 (SkiaSharp)
• Treemap: Custom SkiaSharp-based squarified treemap with iterative layout algorithm
• Async: Full async/await with CancellationToken support
• Persistence: JSON-based settings and scan caching
• Themes: 5 built-in themes with dynamic resource switching
• Performance: Iterative algorithms to prevent stack overflow on large datasets

📸 Screenshots

Dashboard with Category Breakdown

Pie chart showing storage allocation by file type

Treemap Visualization

Interactive treemap with double-click drill-down and 5 color schemes

Quick Clean Dialog

Preview and select individual files before cleanup

Settings Panel

Customize font size, treemap colors, and visualization depth

🎨 Themes

Theme	Description
Default	Retrofuturistic teal/cyan with orange accents
Tech	Cyberpunk neon - Cyan/Pink on void black
Enterprise	Professional Windows-style - Clean blues and grays (light mode)
Terminal Green	Classic terminal - Green on black
Terminal Red	Alert terminal - Red on black

📋 Original Requirements

Purpose of this software is to download locally a clean and safe application to view and analyze the contents and location of the files on your harddrive in Windows 10/11.

The application will:

• Read the designated drive
• Provide analytics on how data is allocated
• Provide recommendations on what could be cleaned
• Provide a top hits of the largest files
• Analyze Steam and other applications with large files

It should provide:

• Date used last
• Size of the folders/files
• Location of them

UI/UX:

• Simple and friendly to use
• Ability to Start/stop/pause analysis and maintain the current results

📄 License

MIT License - feel free to use and modify as needed.