Browse free open source PDF Editors and projects for Windows below. Use the toggles on the left to filter open source PDF Editors by OS, license, language, programming language, and project status.

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  • 1
    converseen

    converseen

    A batch image converter and resizer

    Converseen is a free cross-platform batch image processor for Windows, Linux, macOS, FreeBSD, and other operating systems. It allows you to convert, resize, rotate, and flip an infinite number of images with a single mouse click. Moreover, Converseen can convert an entire PDF document into a set of images with your preferred characteristics. You can choose from over 100+ formats, set the size, resolution, and the filename. Thanks to ImageMagick, the powerful image manipulation library, Converseen can handle more than 100 image formats, including DPX, EXR, GIF, JPEG, JPEG-2000, PNG, SVG, TIFF, WebP, HEIC/HEIF, and many others. Converseen is designed to be user-friendly, fast, practical, and best of all, it’s available for free!
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    Downloads: 1,319 This Week
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  • 2
    TeXnicCenter

    TeXnicCenter

    A feature-rich environment for writing LaTeX documents on Windows

    TeXnicCenter is a LaTeX editor on Windows. Navigating LaTeX documents is simple due to the automatically created document outline. Errors of the LaTeX compilation can be reviewed instantly. TXC features autocompletion and comes with LaTeX templates.
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    Downloads: 490 This Week
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  • 3
    PdfBooklet
    PdfBooklet is a Python Gtk application which allows to make books or booklets from existing pdf files. It can also adjust margins, rotate, scale, merge files or extract pages.
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    Downloads: 216 This Week
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  • 4
    PDF Split and Merge

    PDF Split and Merge

    Split and merge PDF files on any platform

    Split and merge PDF files with PDFsam, an easy-to-use desktop tool with graphical, command line and web interface.
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    Downloads: 202 This Week
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  • 5
    Gerber2PDF

    Gerber2PDF

    Gerber to PDF converter

    Gerber2PDF is a command-line tool to convert Gerber files to PDF for proofing and hobbyist printing purposes. It converts multiple Gerber files at once, placing the resulting layers each on it's own page within the PDF. Each layer has a PDF bookmark for easy reference. Layers can optionally be combined onto a single page and rendered with custom colours and transparency. There is a Drill to Gerber converter available from the downloads page.
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    Downloads: 37 This Week
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  • 6
    Djvu-Spec Pdf 2 Djvu Converter

    Djvu-Spec Pdf 2 Djvu Converter

    Convert pdf to a djvu using profiles with all options of pdf2djvu

    DjVu is a good format to distribute documents and books. DjVu need no fonts, support text layer and outline. With Djvu-Spec Pdf2Djvu Converter you can easy convert pdf to djvu. Portable version - link "Files"
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    Downloads: 31 This Week
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  • 7
    workerPdf

    workerPdf

    WorkerPDF is GUI for GhostScript created for PDF conversion

    WorkerPDF uses GhostScript https://www.ghostscript.com/. WorkerPDF created for PDF conversion. Program features: - Compress pdf documents; - Combine pdf; - Moving pdf pages; - Rotating pdf pages; - Creating pdf from images; - Convert pdf to images. - Encrypt, decrypt pdf WorkerPDF использует GhostScript https://www.ghostscript.com/. WorkerPDF создан для преобразования PDF. Возможности программы: - Сжатие pdf документов; - Объединение pdf; - Перестановка страниц pdf; - Поворот страниц pdf; - Создание pdf из изображений; - Преобразование pdf в изображения. - Шифрование, дешифрование pdf
    Downloads: 19 This Week
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  • 8
    Hypernomicon

    Hypernomicon

    Hypertext-infused philosophy personal database software

    Hypernomicon is a personal productivity/database application for researchers that combines structured note-taking, mind-mapping, management of files (e.g., PDFs) and folders, and reference management into an integrated environment that organizes all of the above into semantic networks or hierarchies in terms of debates, positions, arguments, labels, terminology/concepts, and user-defined keywords by means of database relations and automatically generated hyperlinks (hence ‘Hyper’ in the name). Hypernomicon keeps track of all these things in a highly structured, thoroughly indexed and user friendly relational database, automatically generates semantic hyperlinks between all of them, and presents this information in many different forms so that you are constantly informed of ways all of your information is related that you had not realized.
    Downloads: 11 This Week
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  • 9
    A Windows Graphical User Interface for XPdf and PdfToHtml Tools. An easy way to convert PDF files in simple text, jpeg, html and or extract images. It use xpdf (http://www.foolabs.com/xpdf/home.html) and pdftohtml
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    Downloads: 15 This Week
    Last Update:
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  • 10
    Super PDF Editor (a Batch PDF Processor)

    Super PDF Editor (a Batch PDF Processor)

    Create, Edit, Delete, Organize , Convert, Export, Secure & Sign PDF.

    Super PDF Editor - Powerful, superfast, lightweight PDF processor. All-in-one PDF solution, PDF editing with 80+ tools and functions. The easy-to-use software is complete with editing tools for modifying PDF files your way. Most comprehensive, powerful, process-based and lightning-fast batch processor software. OCR PDF. PDF Imposition, Reverse Pages, Resize Page, Scale Page, Booklet, N-up Pages, Merge, Split by page, Extract Page, Rotate Page. Replace Page, Insert Page, Delete Page. Export To Word, Excel. Password Protection, Remove Password, Watermark/Background. Your Privacy, Our Priority Protect Your Data with Complete Confidence. Our software is designed to keep your information 100% secure. Unlike cloud-based solutions, there’s no need to share your private or confidential files with unknown servers. Everything works entirely 100% offline on your local machine, delivering 10x faster performance. Your files remain fully under your control — safe, private, and secure.
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    Downloads: 15 This Week
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  • 11
    PDF2DJVU Graphical Front-end

    PDF2DJVU Graphical Front-end

    Simple Graphical frontend for merging and converting DJVU from PDF.

    Graphical frontend for pdf2djvu converter with the ability of batch and parallel conversion and to merge seperate djvu files into one. .Net 2.0 or newer required.
    Downloads: 6 This Week
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  • 12
    DJVU++

    DJVU++

    The DjVu complete solution,with OCR Technology(Arabic ,English).

    DjVu++ is a user-friendly program that used to manipulate DjVu file formats such as eBooks with a penalty of editing features. The program introduce a free replacement for the property PDF format with similar resolution and smaller file size DjVu++ also support OCR to handle text in scanned books and images. The program shows good performance for English. In addition to the Arabic language to lead free and commercial software in this area. The main features of DjVu++ program are: o Manipulate DjVu files. o Support smaller size than PDF with the same performance. o DjVu++ supports two languages in the OCR technique (Arabic and English). o Read multiple documents at the same time with the new tabs feature. o DjVu++ supports multiple formats:  Convert PDF document into DjVu format with smaller file size and the same performance.  Convert DjVu into PDF format.  Combine images to a single DjVu document. Perform OCR operations on multiple image formats.
    Downloads: 6 This Week
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  • 13
    pdf combiner merger converter splitter

    pdf combiner merger converter splitter

    PDF Combiner is a user-friendly, GUI-based tool built in

    PDF Combiner is a user-friendly open source free to use, GUI-based tool for combining, pdf to excel, pdf to word, image to pdf, zip, unzip annotate and splitting PDF files. It is easy to use, supports multiple file insert and delete and process, and allows you to adjust the order of files before combining.
    Downloads: 4 This Week
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  • 14
    JPDF Export
    JPDF Export is a java library built on the famous iText library. It provides simple functions that can be used to build complex pdf files. It also provides simple classes to merge, split and convert pdf files
    Downloads: 2 This Week
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  • 15

    JPG to PDF EasyMove

    You have a free pdf converter\creator solution

    You have a free pdf converter\creator solution. It is under MIT license, therefore no one wants to pay.
    Downloads: 2 This Week
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  • 16
    bridgex

    bridgex

    Convert files like docx, xlsx, pptx, html, and more to MarkDown

    Bridgex is an open‑source graphical interface for converting files to Markdown, built in Python and based on Pyside6 (Qt for Python). Its objective is to simplify access to the Markitdown library through a straightforward, modular visual experience. Features ✨ - Cross‑platform graphical interface. - Efficient file‑to‑Markdown conversion. - Modularity: easy to adapt and extend. - Support for multiple input formats. - Lightweight editing prior to saving. Supported Formats 📂 Bridgex supports conversion of the following file formats: - PDF (.pdf) - Word (.docx) - PowerPoint (.pptx) - Excel (.xlsx, .xls, .csv) - Outlook Messages (.msg) - Text (.txt, .text) - Markdown (.md, .markdown) - JSON (.json, .jsonl) - XML (.xml) - RSS/Atom (.rss, .atom) - HTML/MHTML (.html, .htm, .mhtml) - ePub (.epub) - Compressed files (.zip) - Jupyter Notebooks (.ipynb) - Other formats supported by Markitdown Bridgex is not an IDE, text editor, Markdown editor, or document viewer
    Downloads: 2 This Week
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  • 17
    A XHTML to PDF converter: with this library, you can transform simple XHTML pages to nice and printable PDF files. This project is based on the excellent webzine article "Pdfizer, a dumb HTML to PDF converter, in C#" written by Jonathan de Halleux.
    Downloads: 1 This Week
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  • 18
    Jacrobat is a free open source PDF editor that will support all functionalities of a simple word processor. Advanced functionalities will be added as the project matures.
    Downloads: 1 This Week
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  • 19
    CosmoFile

    CosmoFile

    Convert your files,Edit pdf Files,Edit Images,Download files

    Looking for free software to convert your files ?CosmoFile is created for you ,a great software absolutely free for users to convert your files to many different formats.CosmoFile is very Simple and very fast and support many formats PDF,HTML,JPG,PNG,JPG,ICO,SVG,XLSX,PPTX... Edit Pdf Files with CosmoFile Looking for free software to modify PDF documents? Sometimes you need to make minor changes to a PDF file. For instance, you may want to hide your personal phone number from a PDF file before uploading it online or may want to annotate a page with notes and freehand drawings.You can perform such edits in a PDF easily with CosmoFile. Edit Images with CosmoFile CosmoFile makes your photos beautiful with easy and powerful editing tools Editing your photos is easy with CosmoFile! Add filters,Change Colors ,Convert to grayscale ,Remove background,Resize,Rotate,create Icon Download Music,Images,Videos,Applications.and more with CosmoFile
    Downloads: 1 This Week
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  • 20
    BRIC

    BRIC

    BRIC is a powerful tool for batch image processing.

    Bric is a cross-platform batch image processor. You can convert, resize, rotate and add watermark to your images. Multiple file types are supported for input and output. The project started back in 2011 and was maintained for a couple of years. In 2020 BRIC is again in active development, so some of the features written below might be outdated. Please be patient, until everything is reviewed and rewritten.
    Downloads: 0 This Week
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  • 21
    COWON A3 Images Preparation Script
    Batch script for images (manga/comics) preparation to be comfortably viewed on COWON A3 PMP. It also can be used in conjunction with xps2img (http://xps2img.sf.net) to do PDF conversion for reading on A3.
    Downloads: 0 This Week
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  • 22
    Chordeus is yet another Chord Pro to PDF converter that creates nice looking guitar chord sheets. You can create single sheets or a whole songbook using the command line tool or a simple wizard-like GUI.
    Downloads: 0 This Week
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  • 23
    This project is powered by FCKeditor and iText library. This promotes iText to new WYSIWYG editor level. FCKeditor is now not only HTML editor but also PDF editor Here is the Korean font supported FCKitext...Please download English version at http://
    Downloads: 0 This Week
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  • 24
    Leonardo Da Vinci
    A simpe text editor and pdf reader
    Downloads: 0 This Week
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  • 25
    LilyPond editor based on JEdit, implemented as a JEdit plugin. It is an edit mode and a feature rich plug-in, which provides tools for making LilyPond scores. Features include instant completion, error report, PDF preview.
    Downloads: 0 This Week
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