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ScreenForge — Windows Screenshot & Annotation Tool

ScreenForge is a modern, fast screen capture and annotation app for Windows. Lightshot-style workflow with drawing tools, numbered steps, blur/pixelate, freeform collage canvas, region GIF recording, and one-click cloud upload.

ScreenForge screenshot tool icon

Latest release Downloads .NET 9 Windows WPF SkiaSharp GitHub stars

Free Windows screenshot tool · Turkish UI · Windows 11–inspired dark theme
Built with .NET 9 · WPF · SkiaSharp


Why ScreenForge?

Looking for a Lightshot alternative, a better Snipping Tool, or a lightweight screen recorder for short GIFs? ScreenForge combines capture, annotation, export, and upload in one tray app:

  • Capture a region, fullscreen, or a freeform collage canvas
  • Annotate with arrows, shapes, pen, highlight, text, numbered steps, and blur / pixelate
  • Export PNG, JPEG, or WebP — solid background or transparent
  • Record a region as GIF and preview before save
  • Upload to the cloud and get a shareable link
  • Global hotkeys, system tray, settings, and auto-update

Features

Area What you get
Capture Region, fullscreen, freeform (collage) canvas
Annotation Arrow, shapes, pen, highlight, text, steps, blur/pixelate
Freeform mode Multi-select, copy / paste / duplicate, system clipboard PNG
Output Copy, save (PNG/JPEG/WebP), cloud upload, region GIF
Export Background or transparent + crop from the right edge
System Tray icon, global hotkeys, settings, automatic updates

Screenshots

Overview

ScreenForge region capture and mode bar

Region selection and mode bar (Region · Fullscreen · Freeform).

Annotation tools

ScreenForge annotation tools: arrows, steps, blur

Arrow, step numbers, highlight, text, ellipse, and blur over the selection.


Global hotkeys

Action Default
Capture region Alt + Shift + S
Fullscreen Win + Alt + F
Fullscreen + upload Win + Alt + U
Freeform / collage Win + Alt + C

Change shortcuts under Settings → Hotkeys.


Download & install

Binary (recommended)

Grab the latest build from GitHub Releases:

File Use
ScreenForge-win-Setup.exe Installer (auto-update ready)
ScreenForge-win-Portable.zip Portable — no install

Also mirrored under Releases/ in this repo for packaging workflows.

Requirements

  • Windows 10 / 11 (x64)
  • No separate runtime install needed for release builds (self-contained packaging via Velopack)

Build from source

Requires the .NET 9 SDK.

dotnet build ScreenForge.sln -c Release
dotnet run --project ScreenForge/ScreenForge.csproj -c Release
dotnet test ScreenForge.Tests/ScreenForge.Tests.csproj -c Release

Optional README assets:

dotnet run --project tools/ReadmeAssets -c Release -- docs/readme

Tech stack

Layer Choice
Runtime .NET 9
UI WPF + Windows Forms interop
Drawing SkiaSharp
Tray H.NotifyIcon.Wpf
Updates Velopack
MVVM helpers CommunityToolkit.Mvvm

FAQ

Is ScreenForge free?

Yes. ScreenForge is free to download and use for personal and internal work. See the License section for redistribution.

Is it a Lightshot / ShareX alternative?

It targets a Lightshot-like capture-and-annotate flow on Windows, with steps, blur, freeform collage, GIF region capture, and cloud upload. It is lighter than full ShareX-style tool suites and focused on daily screenshot workflows.

Does it record video?

Not full video. It records a selected region as an animated GIF, with preview before export.

What export formats are supported?

PNG, JPEG, and WebP, plus clipboard copy and optional cloud upload.

Which languages are supported?

The UI is Turkish. The project and this README are documented in English for discoverability.


Project layout

ScreenForge/          # Main WPF application
ScreenForge.Tests/    # Unit tests
docs/readme/          # README images
Releases/             # Packaged installers & portable zip
scripts/              # Packaging helpers (Velopack)
tools/ReadmeAssets/   # Optional screenshot asset generator

Contributing

Issues and pull requests are welcome. For bugs, include Windows version, ScreenForge version, and steps to reproduce.


License

Personal / internal use. For redistribution, contact the repository owner.


Keywords: Windows screenshot tool · screen capture · annotation · Lightshot alternative · snipping tool · GIF recorder · blur · pixelate · WPF · SkiaSharp · .NET 9

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Modern Windows screenshot & annotation tool. Region/fullscreen capture, blur, steps, GIF recording, cloud upload. Free Lightshot-style alternative for Windows 10/11.

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