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Editing OCR text layer

What software can I use to edit the OCR text of an OCRed PDF file? I have tried gscan2pdf which does have this feature. However, I have two problems with it: It changes the font size of the OCRed ...
Earthliŋ's user avatar
  • 601
2 votes
0 answers
293 views

Seeking PDF Reader for Linux with Translation, Highlighting, Note-taking, and Pen Writing Capabilities

Hello Ubuntu Community, I'm currently in search of a comprehensive PDF reader for my Linux system that offers a range of functionalities beyond basic reading. Specifically, I'm looking for a PDF ...
Ali's user avatar
  • 31
0 votes
0 answers
593 views

Searching for an open source PDF reader with natural sounding text to speech

I am looking for a good open-source PDF reader with certain very specific functionalities: I would like to be able to highlight on it and make text annotations, at the same time that text-to-speech is ...
ak54's user avatar
  • 1
1 vote
1 answer
403 views

Is there something that crops or resizes the pdf page by its TrimBox?

I am developing an application that makes pdf files, but I am adding the trimbox values to the pdf pages with a different way, hence I need debug my pdf file to check trimbox values that I set with my ...
user avatar
1 vote
0 answers
45 views

Software recommendation: PDF reader with frictionless highlighting

I have tried many PDF readers (evince, okular, FoxitReader, etc.) and found evince the most minimal and practical one. Yet, with version 6 of Zotero, came a built-in PDF viewer with some features. Of ...
arash's user avatar
  • 181
0 votes
1 answer
422 views

qpdfview doesn't remember the pdfs opened in last boot, how do I make it possible?

Answer I read the above answer and did the exact same thing. My needs are exactly the same as that OP. But when I rebooted my laptop, it showed none of the pdfs that I opened in last boot. How do I ...
hubbbber's user avatar
7 votes
5 answers
27k views

What are some great PDF editors for Linux?

Hi I am looking for some great PDF editors besides Qoppa Software's PDF Studio I have already found, which is quite affordable. Are their any other ones more affordable for Ubuntu?
Software Simon's user avatar
0 votes
1 answer
1k views

How to convert office file like .doc .ppt and other on Ubuntu [duplicate]

Can anyone suggest me a command utility software for Ubuntu to convert all office files to pdf and it must be a free software.
HIMANSHU SINGH's user avatar
16 votes
4 answers
4k views

Get printer-ready black text on white background in scanned pdf files (remove grayscale or color background)

How can I turn photos of paper documents into a scanned document? is related, but not the same, as I'm talking about pdf files. The processing of images seems complicated in the answers under the ...
cipricus's user avatar
  • 3,584
5 votes
1 answer
2k views

Is there a PDF reader and editor with dark mode and multi-color highlights?

The use cases are: A GOOD dark mode (if possible not only inverted colors). Highlights with different colors. Fill some tests (for example in questions where you have to put True or False, add ...
Andres Pasquel's user avatar
5 votes
3 answers
2k views

Software to validate PDF/X-1a:2001 or PDF/X-3:2002 compliant files

I need to validate several PDF documents (books) that I am writing in LaTeX. They are documents for print on demand and the publisher asks me PDF files compliant with PDF/X-1a:2001 or PDF/X-3:2002. ...
A. Cedano's user avatar
  • 159
1 vote
1 answer
58 views

Any solution to write equations while filling pdf?

I was finding a way of how to fill pdf. here is some solutions. But I want to fill not only regular texts, but some complex mathematical equations. So, is there any solution, that will allow me to ...
Ahasanul Haque's user avatar
2 votes
2 answers
1k views

Is there a tool to split a scanned PDF when reaching a separator page?

In our office, we have to scan a bunch of incoming documents every day. We do have a scanner with an automatic feeder which will save each scanned document to some fileshare on our network. Yet ...
TorstenS's user avatar
  • 213
24 votes
2 answers
15k views

Is there any software that can fill XFA forms in Ubuntu?

I need to fill up a pdf with XFA forms. Okular says that or does not support XFA forms. Xreader displays the following message and asks to install Adobe Reader. If this message is not eventually ...
Archisman Panigrahi's user avatar
5 votes
2 answers
3k views

Geometric measuring tools on screen for PDF documents

Not sure if something exists for such a specific need, but I'll try anyway. I've got some PDF maps, and I was wondering if there's any PDF-viewer or similar software that allows me to measure ...
hiigaran's user avatar
  • 6,533
48 votes
11 answers
33k views

Is there any pdf viewer with dark mode?

Basically, I want a viewer which has a night mode or a dark mode so that I can change a pdf with a white background and black text to a dark background and light coloured text.
UbuntuLover's user avatar
  • 2,739
0 votes
1 answer
13k views

How to merge multiple PDF files into a single file? [duplicate]

Is there any software or methods available to merge multiple PDF files into a single file?
Devang Padhiyar's user avatar
3 votes
0 answers
525 views

Do any PDF merging utilities preserve the PDF/A format?

I need to merge multiple PDF files which are in the PDF/A format (used for long-term archiving). The input files are all PDF/A-1a documents created with LibreOffice Writer, and the merged output must ...
Tom Brossman's user avatar
  • 13.1k
3 votes
1 answer
2k views

Search for a text string in commented PDF files

Needing to search for a text string not just in the PDF file body, but also in the comments, I've installed Acrobat Reader on Ubuntu 18.04 LTS. Its search function works properly, but I'm wondering if ...
Lo Scrondo's user avatar
1 vote
1 answer
1k views

How can I rename a PDF file while viewing it?

I have many PDF files that I need to rename based on their visual content. Is there a PDF file viewer that will allow me to rename the file from within the viewer without having to go back to the file ...
Holy Mackerel's user avatar
3 votes
0 answers
413 views

extract embedded barcode from a PDF

When I try to use "pdfimages" to extract barcode from PDF, for example, this one. Initially, I thought these barcodes are images, but maybe not because based on my test pdfimages is not able to ...
user276851's user avatar
1 vote
2 answers
371 views

Crop pdf generated with gnuplot

I am generating a graph with gnuplot and then, I need to crop a part of it as a pdf or high-quality image to be used with LaTeX. I have tried generating the graph as a pdf and then cropping it but it ...
fa__'s user avatar
  • 121
2 votes
0 answers
154 views

Is there a PDF reader with reading mode like adobe does in its mobile app?

I have a visual impairance. Hence, I have to zoom in a lot to be able to read. As a result, lines don't fit the screen anymore and I have to go left and right all the time. Adobe acrobat reader does ...
Tugberk Ayar's user avatar
2 votes
0 answers
123 views

PDF reader supporting "next document in the folder" keyboard shortcut?

In Sumatra PDF you can skip to next document in the current folder by pressing Ctrl+Shift+Right/Left. I am looking for an alternative PDF reader available in Ubuntu that supports this feature.
Alper's user avatar
  • 21
4 votes
2 answers
1k views

Skewed scanned PDF

I have recently scanned a book into a 600 page PDF file. However the pages are randomly skewed/rotated clockwise or counterclockwise. Any software to automatically correct this ? I know Acrobat Pro ...
Allan Ripley's user avatar
9 votes
3 answers
2k views

Does there exist a pdf-viewer for ubuntu offering up to 6400 percent zoom?

The question is in the title. I can hardly believe it, but after having tried each of 'evince', 'Master PDF', 'okular', 'xpdf', I am quite sure that none of these well-known readers offers as high a ...
guest's user avatar
  • 191
0 votes
1 answer
1k views

PDF reader suggestion in Ubuntu 17.10 (that supports wayland session) [duplicate]

The default PDF reader in Ubuntu doesn't support bookmarking pages, writing notes and underlining text. Because I need this I am looking for another PDF reader. I was trying to install Adobe Reader ...
Solo's user avatar
  • 873
-1 votes
1 answer
299 views

Which program should I use if I want to draw/sketch to a .pdf files? [duplicate]

It would be nice to have a program which I can use to do some drawing/sketching in a .pdf document and I can also scroll up or down. Like this: (Edited with GIMP) It is not necessary to save the ...
xuwenbuwer's user avatar
7 votes
1 answer
1k views

Merge PDF annotations from two files

I have two versions of the same PDF document. One has annotations that I did on it while reading it on my laptop, while the other has annotations that I did on a tablet. Now I want to merge these ...
a06e's user avatar
  • 13.4k
4 votes
1 answer
310 views

pdf reader with Send By Mail option

Is there any PDF reader which has a 'send by mail' menu option that can attach the PDF to an email (preferably Thunderbird)?
cNinja's user avatar
  • 43
9 votes
3 answers
4k views

The search for the ultimate pdf viewer

Is there a pdf viewer in linux that can do all of the following: Deal with large pdf files easily Support annotations Support pdf forms Have a fullscreen reader mode that hides all menus and allows ...
yolo7398's user avatar
  • 393
1 vote
2 answers
5k views

How to crop all the pages of a PDF

I saw this Command line tool to crop PDF files. Being ignorant couldn't understand it. How can I crop all the pages with same dimension(except last and front)? This is precisely the book. Also how to ...
L.K.'s user avatar
  • 342
2 votes
1 answer
1k views

Program to make text annotations in PDF files that are always visible?

I'm looking for a program with which I can annotate PDF files with text such that this text is always directly visible. Okular works fine for underlining, highlighting, etc. But when using Okular to ...
Adriaan's user avatar
  • 660
0 votes
0 answers
76 views

GNU Info like pdf reader

Is there a PDF reader in the Ubuntu repository (or elsewhere) which can navigate through sections of an e-book like “GNU Info” does through nodes? It should support shortcuts which info has, like N, ...
Kritin's user avatar
  • 1
2 votes
3 answers
2k views

One liner to convert small text string to PDF

I've been trying to find a way to create a simple PDF page from the terminal that contains only one string, for example, "Prelude". Some background: I use pdfunite to join music charts together into ...
Jason Silver's user avatar
1 vote
1 answer
997 views

How do I convert existing forms to fillable PDF's?

I know a solution for Windows, but I don't know a solution for Linux. The tool for Windows is for free and does the conversion automatically. I would like to have a software for Linux, which does the ...
Amabile Scientius's user avatar
2 votes
2 answers
4k views

Comment & Highlight the PDF & DJVU files?

I have just started working with Ubuntu. My work includes a lot of books that to be read. Hence while reading, I need to --comment & highlight the characters in the form of PDF & DJVU file. ...
seeking_infinity's user avatar
12 votes
3 answers
535 views

"Print it later" software

Sometimes when I'm working on my laptop, I want to queue up a few documents to print later, since I'm not connected to a printer at the time. However, actual printer queues are not designed for this; ...
Nathaniel M. Beaver's user avatar
2 votes
2 answers
2k views

GUI app to Convert PDF files to ODT

The PDF utilities from the poppler-utils packages include many tools to deal with PDF files, one of them is pdftotext. pdftotext can be used to convert PDF files to ODT. I want the same result ...
Maythux's user avatar
  • 84.9k
0 votes
1 answer
2k views

How can I convert images of pdf files to text?

I am looking for a way to convert images of a PDF to a real text file. I have tried using Okular, GSCAN2PDF, GIMP, ImageMagick and XPDF but I am having problems with all of them, maybe because I don'...
Mohamad sinno's user avatar
6 votes
2 answers
2k views

How can I view PDF bleedbox, cropbox, trimbox, etc?

How can I view PDF bleedboxes and trimboxes on Ubuntu, like I can in Adobe Acrobat Pro? I would like to do so without resorting to a Virtual Machine or WINE. Example: The green mark is the trimbox. ...
jrg's user avatar
  • 60.9k
2 votes
1 answer
48 views

Resizing a selected area in a PDF

I am looking for a program that can resize a selected area in a PDF. E.g. on Microsoft Windows with Microsoft Paint I can use the "Resize" feature: (but Microsoft Paint doesn't support PDF and is ...
Franck Dernoncourt's user avatar
2 votes
2 answers
728 views

OSS alternative to Adobe reader for filling online pdf forms

I need a software that can fill online pdf forms, without downloading them. Evince does fill forms but only offline, and adobe reader works with firefox online but it is not Open source. I am looking ...
Registered User's user avatar
6 votes
2 answers
4k views

Fast PDF reader that remembers the last viewed page

I have tried a few pdf readers : Adobe , foxit , and evince . However, all of them have one basic flaw/ short coming compared to their windows and android counterparts. I have pdf files with many ...
Plutonium smuggler's user avatar
2 votes
1 answer
1k views

Is there a PDF viewer that supports password protected files (username and password)?

I need a pdf viewer that supports password protected files, I don't want to crack the files or anything like that I have the required information. The thing is that Document Viewer asks for a password ...
Camachang's user avatar
13 votes
3 answers
17k views

How to highlight and annotate PDF and DjVu documents? [duplicate]

I am looking for some good software which can highlight and annotate PDF and DjVu files in Ubuntu.
Sashwat Tanay's user avatar
-2 votes
3 answers
7k views

What can I use to create and read PDF files? [duplicate]

I need software to create and read PDF files in my Ubuntu 14.04 like Nitro in Windows 7?
fuad yahya's user avatar
1 vote
1 answer
756 views

Can master pdf editor or some other software allow me edit pdf bookmarks arbitrarily?

I try to edit bookmarks of a pdf file under master pdf editor. Maybe I miss something, but I can't create a new bookmark at the same level or at a higher level than some existing bookmarks. (e.g. ...
Tim's user avatar
  • 25.4k
3 votes
1 answer
1k views

Separating images from text in a scanned PDF document

Regular PDF files consist of vector elements, such as text and vector graphics, and other embedded data, such as image files. Extracting the latter is quite easy with utilities such as pdfimages (as ...
user3446207's user avatar
5 votes
8 answers
10k views

How to combine/merge pages in pdf file (GUI)?

I want to combine two pages in pdf file into single page. Consider I have a pdf file in which there are two pages, now I want to combine two pages into (single) one, No-matter for (how-long) page-...
Pandya's user avatar
  • 36.1k