Open Source Nitro Pro Alternatives
The best open source alternative to Nitro Pro is PDFsam. If that doesn't suit you, our users have ranked more than 100 alternatives to Nitro Pro and nine of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Nitro Pro are Skim, PDFedit, PdfMod and qvPDF.
Nitro Pro alternatives are mainly PDF Editors but may also be PDF Readers or E-signature Tools. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Nitro Pro.
Free and open source desktop application to split, merge, extract pages, rotate and mix PDF files.
PDFsam vs Nitro Pro opinions
it doesn't work at all, seems useless app.
- Free • Open Source
- Mac
Skim is a PDF reader and note-taker for OS X. It is designed to help you read and annotate scientific papers in PDF, but is also great for viewing any PDF file.
Free (and open source) editor for manipulating PDF documents. GUI version + commandline interface. Scripting is used to a great extent in editor and almost anything can be scripted, it is possible to create own scripts or plugins.
Discontinued
The project is no longer developed. Last version, 20140526_1531, released in May 2014, can be still downloaded from SourceForge.
PDF Mod is a simple application for modifying PDF documents.
Discontinued
The program seems no longer updated. Last release, 0.9.1, was released on March 3, 2011 and only translations have been done on the project since then. It can be still downloaded from the official website.
qvPDF is a PDF creator for Windows, but you can also merge & split. Its implemented as printer driver and uses plugins to execute different actions after creating the PDF. Processing parameters can be written directly into the printed document like: @|mapi.mailto=me@you.
Discontinued
The program is no longer updated. Last version, 3.1, released in September 2011, can be still downloaded from SourceForge.
Edit documents directly in your browser.
PoDoFoBrowser is a graphical browser and editor for the object structure of PDF files.
PortableSigner is a signing (with X.509 certificates) program for PDF files. It's platform independent and runs (tested) under Windows (2000, XP, ...), Linux, and macOS.
- Free • Open Source
- Online
- Self-Hosted
- Nextcloud
- JavaScript
- Software as a Service (SaaS)
- PHP
LibreSign is a web application for electronic signatures (e-Sign) developed by the LibreCode cooperative (Brazilian cooperative specialized in free software development).
