Flux

A lightweight Windows desktop customization tool featuring a reactive audio visualizer and widget system. A modern Rainmeter-like alternative built with WPF and clean hexagonal architecture.

Features

• Audio Visualizer: Real-time spectrum visualization with bars or circular mode
• Widget System: Clock, Date, System Info widgets with drag-and-drop positioning
• GPU Rendering: Optional SkiaSharp-powered GPU acceleration
• Multi-monitor: Overlay spans all monitors or specific ones
• Customizable: Colors, gradients, glow effects, beat reactivity
• Settings persistence: JSON in %AppData%/Flux/

Architecture

• Domain (Flux.Domain/): Core models - FluxSettings, ColorRgb, widget configs
• Application (Flux.Application/): Services like IFluxService, SpectrumProcessor
• Infrastructure (Flux.Infrastructure/): Audio capture (NAudio), settings persistence
• Presentation (Flux.Presentation/): WPF app, tray icon, overlays, settings UI

Run

dotnet build
dotnet run --project .\Flux.Presentation\Flux.Presentation.csproj

Tray icon appears; right-click for options.

Controls

• Tray Menu: Toggle overlay, settings, widgets, edit mode
• Global Hotkeys: Ctrl+Alt+Shift+E (toggle), Ctrl+Alt+Shift+S (settings)

Tests

dotnet test

Packages

• NAudio (WASAPI loopback audio)
• MathNet.Numerics (FFT)
• SkiaSharp (GPU rendering)
• Microsoft.Extensions.* (Hosting, DI)