Showing 377 open source projects for "pdf metadata editor"

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  • 1
    Nano PDF Editor

    Nano PDF Editor

    Edit PDF files with Nano Banana

    Nano PDF Editor is a minimalist, portable PDF viewer and toolkit that focuses on simplicity, speed, and ease of integration for applications that need basic PDF rendering without heavy dependencies. It provides core functionality such as page navigation, zooming, text selection, and rendering directly to native graphics surfaces, making it suitable for lightweight PDF viewing scenarios on desktop or embedded platforms.
    Downloads: 22 This Week
    Last Update:
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  • 2
    PDF Signature

    PDF Signature

    Free web software for signing PDFs and also organize pages

    Free web software for signing, organizing, editing metadatas or compressing PDFs.
    Downloads: 7 This Week
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  • 3
    Zotero PDF Translate

    Zotero PDF Translate

    Translate PDF, EPub, webpage, metadata, annotations, notes

    Zotero PDF Translate is a plugin for Zotero that enhances the research workflow by enabling in-app translation of PDFs, EPUBs, webpages, and associated metadata directly within the Zotero interface. It integrates seamlessly with Zotero’s document reader, allowing users to select text and instantly receive translations in a pop-up or side panel without leaving the application.
    Downloads: 20 This Week
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  • 4
    OpenDataLoader PDF

    OpenDataLoader PDF

    PDF Parser for AI-ready data. Automate PDF accessibility

    OpenDataLoader PDF is an open-source document processing system designed to convert complex PDF files into structured, AI-ready formats such as Markdown, JSON, and HTML while preserving layout, hierarchy, and semantic meaning. It focuses on enabling downstream use cases like retrieval-augmented generation (RAG), knowledge extraction, and document intelligence pipelines by maintaining accurate reading order and spatial metadata through bounding boxes.
    Downloads: 0 This Week
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  • 5
    PDFCraft

    PDFCraft

    PDFCraft is a free, privacy-focused PDF toolkit

    PDFCraft is an extensible toolkit for creating, editing, and transforming PDF documents with both a graphical interface and a scripting API, making it useful for users ranging from casual editors to automated document processors. At its core, the project provides a clean, modern UI where you can rearrange pages, annotate text, insert images, fill forms, and export to multiple formats, all without needing a heavyweight commercial PDF suite.
    Downloads: 62 This Week
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  • 6
    PDFPatcher

    PDFPatcher

    A versatile toolkit for PDF manipulation

    ...Modify PDF metadata, page numbers, links, initial view mode, and remove open actions.
    Downloads: 21 This Week
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  • 7
    canvas-editor

    canvas-editor

    Canvas-based WYSIWYG rich text editor with advanced layout tools

    canvas-editor is a browser-based rich text editor that renders content using HTML5 Canvas and SVG instead of traditional DOM-based approaches. It is designed to provide a WYSIWYG editing experience similar to word processors, enabling precise control over layout, rendering, and document structure. canvas-editor supports a wide range of formatting and document features, including text styling, tables, images, and embedded elements, all managed through a structured data model. ...
    Downloads: 3 This Week
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  • 8
    Image Toolbox

    Image Toolbox

    Image Toolbox is an powerful picture editor, which can crop

    Image Toolbox is a powerful picture editor, which can crop, apply filters, add some drawings, erase background, edit EXIF, or even create a PDF file.
    Downloads: 36 This Week
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  • 9
    PDF4QT

    PDF4QT

    Open source PDF editor

    PDF4QT is open source PDF editor based on Qt framework. It contains a C++ library, applications for viewing/editing PDF documents, and a command line tool. PDF4QT is an open-source PDF editor for Windows/Linux. It is a modern solution for viewing/editing/rendering PDF documents, for users and developers alike. For developers, there is a C++ library and a command line tool for use in scripts.
    Downloads: 60 This Week
    Last Update:
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  • 10
    Asciidoc Editor based on JavaFX 20

    Asciidoc Editor based on JavaFX 20

    Asciidoc Editor and Toolchain written with JavaFX 19

    Asciidoc FX is a WYSIWYG editor for the Asciidoc markup language. You can build PDF, Epub, and HTML books, documents, and slides. Supported Operating Systems and Builds shows the list of available builds with links for reference. If you are looking for the very latest version, visit the link in the note above to be guaranteed of downloading the latest and greatest version of AsciidocFX.
    Downloads: 10 This Week
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  • 11
    MinerU

    MinerU

    A high-quality tool for convert PDF to Markdown and JSON

    MinerU is an open-source, high-quality document extraction toolkit focused on converting PDFs (and other document formats) into structured Markdown and JSON. It leverages OCR and layout analysis to preserve semantic structure and metadata, ideal for research and data science workflows.
    Downloads: 24 This Week
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  • 12
    pdfme

    pdfme

    A TypeScript based PDF generator library, made with React

    TypeScript base PDF generator and React-based UI. Open source, developed by the community, and completely free to use under the MIT license. No complex operations are required. Just bring your favorite template and generate all the PDFs you need. Works on node and the browser. Anyone can easily create and modify templates using Designer (UI template editor).
    Downloads: 6 This Week
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  • 13
    PyPDF

    PyPDF

    A pure-python PDF library capable of splitting, merging, cropping

    pypdf is a pure Python library for working with PDF files, allowing developers to split, merge, rotate, encrypt, and extract content from PDFs. It’s an actively maintained fork of PyPDF2, improving performance, compatibility, and support for modern PDF standards. Suitable for both automation scripts and full-featured applications, pypdf handles PDFs without requiring external dependencies.
    Downloads: 19 This Week
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  • 14
    Vanilla.PDF

    Vanilla.PDF

    Cross-platform SDK for creating and modifying PDF documents

    ...Vanilla.PDF supports advanced PDF features such as adding CMS (PKCS#7) digital signatures, modifying content streams and metadata, and working with encryption and permissions based on standard PDF security models. It includes tools for parsing PDF internals like cross-reference tables and objects, providing fine-grained document analysis capabilities. The project is unit-tested with continuous integration pipelines, supporting sanitizers for enhanced code quality and stability.
    Downloads: 4 This Week
    Last Update:
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  • 15
    pdfmake

    pdfmake

    Client/server side PDF printing in pure JavaScript

    ...Provides a set of options to disable font layout cache and to control when pages are flushed to the output file. Pdfmake is runnable in browser (client-side) and in Node.js (server-side). PDF name can be defined only by using metadata title property. Add-ons used in browsers can affect the functionality of pdfmake (especially for open() and print()). If pdfmake is not working try disable add-ons in browser. The supported browsers are Internet Explorer 10+, Edge 12+, Firefox, Chrome, Opera and Safari.
    Downloads: 9 This Week
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  • 16
    Sprint PDF Editor (Smarter PDF Solution)

    Sprint PDF Editor (Smarter PDF Solution)

    Edit, Convert, Extract , Export, Secure and PDF Imposition.

    Sprint PDF Editor® The Productive, Modern, Innovative, Clean & Colourful GUI. Faster, Smarter & Seamless workflows, with 50+ functions. Sprint PDF Editor & Reader, Complete PDF Solution, Supercharge Your Workflows With Imposition, Extract, Compress, Watermark, Protect & Secure, Split & Merge, Crop Pages, Printing, Stamp & more. Your Privacy, Our Priority Protect Your Data with Complete Confidence.
    Downloads: 11 This Week
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  • 17
    GROBID

    GROBID

    A machine learning software for extracting information

    ...The extraction here covers the usual bibliographical information (e.g. title, abstract, authors, affiliations, keywords, etc.). References extraction and parsing from articles in PDF format, around .87 F1-score against on an independent PubMed Central set of 1943 PDF containing 90,125 references, and around .89 on a similar bioRxiv set of 2000 PDF (using the Deep Learning citation model). All the usual publication metadata are covered (including DOI, PMID, etc.).
    Downloads: 121 This Week
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  • 18
    DBeaver

    DBeaver

    Free universal database tool

    DBeaver is a free, multi-platform database tool that supports any database having a JDBC driver. It is useful for developers, SQL programmers, database administrators and analysts. DBeaver comes with plenty of great features such as metadata and SQL editors, ERD, data export/import/migration and more. Plugins are available for certain databases, and there are also several database management utilities. DBeaver’s Enterprise Edition provides even more features and supports non-JDBC datasources.
    Downloads: 1,898 This Week
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  • 19
    pandoc-crossref filter

    pandoc-crossref filter

    Pandoc filter for cross-references

    pandoc-crossref is a pandoc filter for numbering figures, equations, tables and cross-references to them. The input file (like demo.md) can be converted into HTML, LaTeX, PDF, Markdown or other formats. Optionally, you can use cleveref for LaTeX/PDF output, e.g. cleveref PDF, cleveref LaTeX, and listings package, e.g. listings PDF, listings LaTeX. This package tries to use LaTeX labels and references if output type is LaTeX. It also tries to supplement rudimentary LaTeX configuration that should mimic metadata configuration by setting header-includes variable. ...
    Downloads: 7 This Week
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  • 20
    TeXworks

    TeXworks

    A simple interface for working with TeX documents

    TeXworks is a free and simple working environment for authoring TeX (LaTeX, ConTeXt and XeTeX) documents. Inspired by Dick Koch's award-winning TeXShop program for Mac OS X, it makes entry into the TeX world easier for those using desktop operating systems other than OS X. It provides an integrated, easy-to-use environment for users on other platforms particularly GNU/Linux and Windows and features a clean, simple interface accessible to casual and non-technical users.
    Downloads: 51 This Week
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  • 21
    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. ...
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    Downloads: 20 This Week
    Last Update:
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  • 22
    Komga

    Komga

    Media server for comics/mangas/BDs/magazines/eBooks with API and OPDS

    A media server for your comics, mangas, BDs, magazines, and eBooks. Organize your CBZ, CBR, PDF, and EPUB files in different libraries, collections, or reading lists. Use the integrated Webreader, the Tachiyomi extension, any OPDS reader, or other integrations.
    Downloads: 14 This Week
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  • 23
    Kavita

    Kavita

    Kavita is a fast, feature rich, cross platform reading server

    ...Quickly resume your reading from your homepage, and get to your reading lists and collections. Serve up Manga/Webtoons/Comics (cbr, cbz, zip/rar, 7zip, raw images) and Books (epub, pdf). First-class responsive readers that work great on any device (phone, tablet, desktop). Dark mode and customizable theming support. Provide hooks into metadata providers to fetch metadata for Comics, Manga, and Books. Metadata should allow for collections, want-to-read integration from 3rd party services, genres. Ability to manage users, access, and ratings.
    Downloads: 16 This Week
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  • 24
    kb

    kb

    A minimalist command line knowledge base manager

    ...It was created to solve the common problem of having scattered text files or reference materials on disk that are hard to search or categorize, and it surfaces a simple CLI interface with intuitive commands for adding, viewing, editing, and deleting knowledge items. Each entry in kb can be tagged, categorized, given metadata like author or status, and inspected with full-text search or regex-based grepping, helping users quickly find content even across large knowledge collections. While focused on text content, it also supports non-text artifacts such as PDFs and images, which can still be indexed and referenced, and it integrates with editors specified by the user’s $EDITOR environment variable to make detailed editing seamless.
    Downloads: 6 This Week
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  • 25
    "A free, open-source PDF editor for basic editing tasks"
    Downloads: 0 This Week
    Last Update:
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