SGReader.Net

Extract sprites from the Impressions Games city-building titles (Caesar III, Pharaoh, Zeus, Emperor, etc.), inspired by Pecunia SGReader.

Requirements

• .NET 10 SDK
• Windows (WPF + System.Drawing)

UI stack: WPF-UI + CommunityToolkit.Mvvm.

Build

dotnet build src/SGReader.sln -c Release

UI

dotnet run --project src/SGReader -c Release

Open .sg2 / .sg3 files (keep matching .555 files next to them, or in a 555/ subfolder).

CLI

# List file info
dotnet run --project src/SGReader.CLI -c Release -- path\to\file.sg3 --list

# Extract all sprites to PNGs
dotnet run --project src/SGReader.CLI -c Release -- path\to\file.sg3 -o path\to\output

Default output directory is ./<sg-name>/, with one subfolder per bitmap.