HydraPaper

HydraPaper is a free open-source PDF reader, annotator, and editor software for Windows. It allows viewing, annotating, and editing PDF documents with basic features like adding text, drawings, signatures, highlighting, and comments.

HydraPaper alternatives ➤

What is HydraPaper?

HydraPaper is a free and open-source PDF reader, annotator, and editor software for Windows operating systems. It provides a clean and intuitive interface to view, annotate, sign, and edit PDF documents.

With HydraPaper, users can add text boxes, drawings, signatures, highlights, sticky notes and other comments to PDF files. It has basic PDF editing capabilities to add, delete or rotate pages in a PDF file. The annotation and editing features make it easy to collaborate on PDF documents.

Some of the key features include:

Tabbed interface to open multiple PDFs
Smooth page navigation and scrolling
Zoom in/out pages for detailed reading
Select and copy text from PDF documents
Fill PDF forms and save the data
Drawing tools to add shapes, arrows, lines etc.
Add text boxes with options for font style, size, color etc.
Highlight, strikeout and underline text
Add sticky note comments
Sign PDFs with image, text or drawing signature
Basic PDF editing like add, remove, rotate pages
Dark and light theme options

As an open-source software, HydraPaper is free to download and use. It works offline once installed and provides a capable free alternative to premium PDF apps without any feature limitations or watermarks.

Official Links

Official Website
hydrapaper.gabmus.org

The Best HydraPaper Alternatives

Top Apps like HydraPaper

Wallpaper Engine, Lively Wallpaper, Variety Wallpaper Changer, Wallpaper Manager, GoodPaper Wallpapers, Video Paper, ScreenPlay, WinDynamicDesktop, Sucrose Wallpaper Engine, RainWallpaper, AwesomeWallpaper are some alternatives to HydraPaper.

Sugggest an alternative ❐

Wallpaper Engine

Wallpaper Engine is a highly customizable, lightweight software that enables users to use stunning animated and interactive wallpapers on their Windows desktop. It has a vast library of animated wallpapers to choose from, spanning across various categories like games, anime, sci-fi, nature, etc.The wallpaper animations are rendered using the...

Lively Wallpaper

Lively Wallpaper is a free desktop application for Windows that allows users to set interactive and animated wallpapers on their computers. Developed by computer science students at Northwest University, Lively aims to make the Windows desktop experience more fun and engaging.The app includes a built-in library of over 100 free...

Variety Wallpaper Changer

Variety is an open-source wallpaper changer application for Linux that automatically downloads images from various online sources and changes your desktop background periodically. It is designed to provide a constant stream of new, interesting, and beautiful wallpapers.Some key features of Variety include:Downloads wallpapers from popular image sites like...

Wallpaper Manager

Wallpaper Manager is a customizable wallpaper software for Windows that gives users tons of options for managing their desktop backgrounds. With Wallpaper Manager, you can:Create collections of wallpapers and categorize them into different themes or moodsSet the software to automatically rotate through wallpapers from a collection at customizable time...

GoodPaper Wallpapers

GoodPaper Wallpapers is a user-friendly desktop wallpaper manager for Windows that makes it easy to customize the background wallpaper on your computer. It comes packed with an expansive library of stylish, high-quality wallpaper images across various categories like abstract, nature, cityscapes, textures, and more.Key features of GoodPaper Wallpapers include...

Video Paper

Video Paper is a user-friendly video creation and editing application designed specifically for making whiteboard-style animated explanation videos easily. It provides an intuitive drag-and-drop interface and various customization tools to produce professional-looking animated videos without any complex video editing experience.Some key features include:Drag-and-drop interface to add and arrange...

ScreenPlay

ScreenPlay is a popular screenwriting program used by professional and aspiring screenwriters. It provides a range of tools to help writers through the entire process of writing a screenplay or teleplay.Some key features of ScreenPlay include:Intuitive outlining and indexing tools to visualize and arrange story structureCharacter development tools...

WinDynamicDesktop

WinDynamicDesktop is a free, open-source software application that enables Windows users to set animated or video wallpapers on their desktop background. It provides more customization options compared to the basic Windows wallpaper functionality.Some key features of WinDynamicDesktop include:Large library of built-in HD animated wallpapers to choose from, across...

Sucrose Wallpaper Engine

Sucrose Wallpaper Engine is a powerful wallpaper application for Windows that gives you access to thousands of beautiful, animated wallpapers for your desktop. It goes far beyond regular static wallpapers by allowing wallpapers that react to your mouse movements, audiovisual effects, and even run customizable applications.Some of the key...

RainWallpaper

RainWallpaper is a Windows desktop application used to display animated rain wallpapers. It offers users a collection of high-quality, realistic rain effects and backgrounds that can be combined to create a soothing, relaxing animated wallpaper on their computer desktop.With RainWallpaper, users can choose from different rain effects like light...

AwesomeWallpaper

AwesomeWallpaper is a user-friendly desktop wallpaper manager software for Windows. It makes changing your desktop background fast and simple with its intuitive interface and robust feature set.With AwesomeWallpaper, you can easily browse, download, and switch between thousands of high-quality wallpapers across various categories like abstract, city, nature, space, etc...