## About Alpha Version

Rev. b1a78de1

NeeView Alpha is a snapshot of the development process.
It is intended to give you a preview of features that will be available in a future stable version.

> Warning

> Normal operation and compatibility are not guaranteed. Please use the stable version for normal use.

- It is more unstable than the stable version.
- Saved data may not be compatible. It is recommended to operate separately from the stable version.
- ZIP version and ZIP-fd version are provided. .NET Desktop Runtime must be installed for the ZIP-fd version.
- Irregular releases, no announcements.

## Description

An image viewer that allows you to browse images in folders and compressed files like a book. Powerful customization is available.

- Supported image format (bmp, jpg, gif, tiff, png, ico, WIC image)
- Compressed file support (zip, rar, 7z, lzh, cbr, cbz, cb7, …)
- Recursive compressed file support
- PDF support
- Video play support
- Touch operation supported
- Mouse gesture supported
- Key customization, gesture setting
- Movement, rotation, scaling by dragging
- Loupe mode
- Facing mode
- Full screen mode
- Slide show
- Susie plugin support
- Image drop from web browser
- Command extension by scripts

### System Requirements

- Windows 10 64bit or higher

## About ZIP-fd Version

A framework-dependent version of the portable package.
The size of the distribution package is small, but “.NET Desktop Runtime - Windows x64” must be installed.

- No installation is required, just extract the Zip and run NeeView.exe.
- A dialog may appear at startup prompting you to install .NET Desktop Runtime. Follow the message to download and install the software.
- Configuration files and other user data are stored in the “Profile” folder.
- Uninstallation is simply a matter of deleting the file.

> Note

> Explorer-related settings use the registry. These settings do not disappear even if the application is deleted, so please turn them off in the settings before deleting.

## Portal Site

- NeeView Portal Site

## Support Contact

Create your issue on GitHub.

- NeeView (GitHub)

Or comment on our blog.

- ヨクアルナニカ

## License

MIT License

Copyright (c) 2016-2025 Ito Mitsuhiro (nee)

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the “Software”), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

## Third-Party Licenses

### 7-Zip

DLL: 7z.dll

- Copyright (C) 1999-2018 Igor Pavlov.
- URL: 7-Zip
- License: GNU LGPL + BSD 3-clause License + unRAR restriction

### SevenZipSharp

DLL: SevenZipSharpNE.dll

- Copyright (C) Markovtsev Vadim 2009, 2010
- URL: SevenZipSharp - Home
- License: GNU LGPL
- Changed:
  - VS 2015 project: Project Page
  - RAR5 Support: Project Page

### Material design icons

ICON: ic_help_24px, etc…

- Google (C)
- URL: Google Fonts
- License: Apache License 2.0

### WPFDragAndDropSample

Code-in:

- Copyright (c) 2016 takanemu
- URL: WPFDragAndDropSample
- License: MIT License

### PDFium

DLL: pdfium.dll

- Copyright 2014 PDFium Authors. All rights reserved.
- URL: PDFium
- License: 3-Clause BSD License, Apache License 2.0

### PdfiumViewer

DLL: PdfiumViewer.dll

- Copyright (c) Pieter van Ginkel, Bluegrams
- URL: PdfiumViewer
- License: Apache License 2.0

### MagicScaler

DLL: PhotoSauce.MagicScaler.dll

- Copyright (c) 2015-2020 Clinton Ingram and Contributors
- URL: PhotoSauce (GitHub)
- License: MIT License

### .NET corefx

DLL: System.Buffers.dll, etc…

- Copyright (c) .NET Foundation and Contributors
- URL: .NET
- License: MIT License

### Icon Fonts

ICON: pushpin, etc…

- OnlineWebFonts.COM (C)
- URL: Icon Fonts
- License: CC BY 3.0

### VirtualizingWrapPanel

- URL: uhimaniavwp
- License: MS-PL

### SharpVectors

DLL: SharpVectors.*.dll

- Copyright (c) 2010 - 2018, Elinam LLC All rights reserved.
- URL: SharpVectors
- License: 3-Clause BSD License

### ProcessJobObject

Code-in:

- Copyright (c) Microsoft Corporation. All rights reserved.
- URL: VSTest
- License: MIT License

### Microsoft.Xaml.Behaviors.Wpf

DLL: Microsoft.Xaml.Behaviors.dll

- Copyright (c) 2015 Microsoft
- URL: XamlBehaviors for WPF
- License: MIT License

### Jint

DLL: Jint.dll

- Copyright (c) 2013, Sebastien Ros All rights reserved.
- URL: Jint
- License: BSD 2-Clause License

DLL: Esprima.dll

- Copyright (c) Sebastien Ros. All rights reserved.
- URL: Esprima .NET
- License: BSD 3-Clause License

### MetadataExtractor

DLL: MetadataExtractor.dll

- Copyright 2002-2019 Drew Noakes and contributors, 2014 Imazen LLC (initial conversion from Java to C#)
- URL: MetadataExtractor
- License: Apache License 2.0

DLL: XmpCore.dll

- Copyright (c) 2009, Adobe Systems Incorporated All rights reserved.
- Copyright 2015-2017, Yakov Danila, Nathanael Jones, Drew Noakes
- URL: xmp-core-dotnet
- License: BSD 3-Clause License

### MediaInfo

DLL: MediaInfo.dll

- Copyright (c) 2002-2023 MediaArea.net SARL. All rights reserved.
- URL: MediaInfo
- License: BSD-style license

### Vlc.DotNet

- Copyright (c) 2014 ZeBobo5
- URL: Vlc.DotNet
- License: MIT License
- Changed:
  - Custom for NeeView: Project Page

### AnimatedImage

DLL: AnimatedImage.dll, AnimatedImage.Wpf.dll

- Copyright 2019 Thomas Levesque
- URL: AnimatedImage
- URL: WPF Animated GIF
- License: Apache-2.0 license
- Copyright (c) 2020 Jose M. Piñeiro and others
- URL: WebP-wrapper-animatedWebP
- URL: WebP-wrapper
- License: MIT License

### NetBeauty 2

- Copyright (C) 2022 nulastudio
- URL: NetBeauty2
- License: MIT License

### VirtualizingWrapPanel

DLL: VirtualizingWrapPanel.dll

- Copyright (c) 2019 S. Bäumlisberger
- URL: VirtualizingWrapPanel
- License: MIT License

### libwebp

DLL: libwebp.dll, libsharpyuv.dll, libwebpdemux.dll

- Copyright (c) 2010, Google Inc. All rights reserved.
- URL: libwebp
- License: BSD 3-Clause License

### kanaxs C# 拡張版 1.0.2

- Copyright (c) 2011, DOBON!
- URL: DoboWiki
- License: New BSD License

## NeeView 45.0-Alpha.1 - Changelog

### [master] 44.1 to head

Rev. b1a78de1 / 2025-10-02 12:48:49 +0900

- feat: Animated PNG 判定方法修正
- feat: パッケージ種類整備 Canary->Alpha (#1786)
- feat: アニメーションWEBP判定をVP8Xチャンクのフラグで行うように修正 (#1574)
- fix: Modified language files
- feat: Add Spanish
- feat: Support animated WebP (refs #1574)
- feat: update AnimatedImage 2.1.0 custom
- Spanish translation added.
- add: WebPアニメーションサポートを追加

This change log was generated automatically.