Krop by Armin Straub
Krop is an open-source crop and straighten tool for scanned PDF documents. It allows for quickly cropping ragged page edges and deskewing tilted pages.
Krop: Open-Source Crop and Straighten Tool for Scanned PDF Documents
An open-source software alternative for scanning, cropping and straightening PDF documents, ideal for archiving, digitizing, or improving document legibility.
What is Krop by Armin Straub?
Krop by Armin Straub is an open-source, cross-platform tool for cropping and straightening scanned PDF documents. It provides a simple graphical user interface that allows users to visually crop ragged edges from scanned pages and straighten pages that were scanned at an angle.
One of the main advantages of Krop is its speed and ease of use for batch processing scanned PDFs. It can quickly process hundreds of pages with just a few clicks, automatically detecting page edges and deskewing tilted pages. This makes it a very useful tool for working with scanned book and document PDFs.
Other key features of Krop include:
- Support for processing multi-page PDFs
- Automatic detection of page edges for straightening
- Page splitting and merging capabilities
- Preserve links and bookmarks during processing
- Command line interface for automation
As an open-source tool, Krop is free to use on Windows, Mac and Linux systems. It works well for most basic scanned PDFs and provides a fast way to clean up commonly encountered scanning artifacts and imperfections before further processing or archiving documents.
Krop by Armin Straub Features
Features
- Crop pages
- Straighten pages
- Rotate pages
- Extract images
- OCR text recognition
- PDF optimization
Pricing
- Open Source
Pros
Open source
Free
Easy to use
Good for cleaning up scanned PDFs
Cons
Limited features compared to paid software
No Windows version
Requires some technical knowledge
Reviews & Ratings
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