Showing 63 open source projects for "open source with database"

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    Train ML Models With SQL You Already Know

    BigQuery automates data prep, analysis, and predictions with built-in AI assistance.

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  • 1
    Dangerzone

    Dangerzone

    Take potentially dangerous PDFs, office documents, or images

    Dangerzone is a free, open-source document security application developed to make potentially malicious files safer to open. It converts untrusted PDFs, office documents, and images into sanitized PDF files through an isolated processing environment. The application first renders documents inside a sandbox to reduce exposure to malicious embedded content. It then transforms each page into raw pixel data and reconstructs a new PDF outside the sandbox.
    Downloads: 66 This Week
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  • 2
    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: 16 This Week
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  • 3
    Dompdf

    Dompdf

    HTML to PDF converter for PHP

    dompdf is an HTML to PDF converter. At its heart, dompdf is (mostly) a CSS 2.1 compliant HTML layout and rendering engine written in PHP. It is a style-driven renderer, it will download and read external stylesheets, inline style tags, and the style attributes of individual HTML elements. It also supports most presentational HTML attributes. PDF rendering is currently provided either by PDFLib or by a bundled version the R&OS CPDF class written by Wayne Munro. (Some important changes have...
    Downloads: 43 This Week
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  • 4
    Markdown to PDF

    Markdown to PDF

    Hackable CLI tool for converting Markdown files to PDF using Node.js

    A simple and hackable CLI tool for converting markdown to pdf. It uses Marked to convert markdown to HTML and Puppeteer (headless Chromium) to further convert the HTML to PDF. It also uses highlight.js for code highlighting. The whole source code of this tool is only ~250 lines of JS ~500 lines of Typescript and ~100 lines of CSS, so it is easy to clone and customize.
    Downloads: 3 This Week
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    $300 Free Credits to Build on Google Cloud

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  • 5
    iLovePDF Api

    iLovePDF Api

    iLovePDF Rest Api - PHP Library

    Develop and automate PDF processing tasks like Compress PDF, merging PDF, Split PDF, converting Office to PDF, PDF to JPG, Images to PDF, adding Page Numbers, Rotate PDF, Unlocking PDF, stamping a Watermark, and Repair PDF. Each one with several settings to get your desired results. Strong infrastructure to offer the best-dedicated processing power. You might know us from ilovepdf.com where we process millions of PDFs daily. We offer a simple and concise API Reference and Guide as well as...
    Downloads: 5 This Week
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  • 6
    QuestPDF

    QuestPDF

    A library that can help you with generating PDF documents

    Quickly design and generate PDF documents with an open-source, modern, and battle-tested C# library. Forget about limitations, feel confident, enjoy your task and efficiently deliver professional products. QuestPDF is a progressive library that can help you with generating PDF documents in your .NET application by offering a friendly, discoverable and predictable C# fluent API. Do you believe that creating a complete invoice document can take less than 200 lines of code? ...
    Downloads: 2 This Week
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  • 7
    Asciidoctor PDF

    Asciidoctor PDF

    Asciidoctor PDF: A native PDF converter for AsciiDoc

    A fast text processor & publishing toolchain for converting AsciiDoc to HTML5, DocBook & more. Asciidoctor is a fast, open source, Ruby-based text processor for parsing AsciiDoc® into a document model and converting it to output formats such as HTML 5, DocBook 5, manual pages, PDF, EPUB 3, and other formats. Asciidoctor also has an ecosystem of extensions, converters, build plugins, and tools to help you author and publish content written in AsciiDoc.
    Downloads: 1 This Week
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  • 8
    InvoicePrinter

    InvoicePrinter

    Super simple PDF invoicing

    Super simple PDF invoicing. InvoicePrinter is a server, command line program and pure Ruby library to generate PDF invoices in no time. You can use Ruby or JSON as the invoice representation to build the final PDF.
    Downloads: 0 This Week
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  • 9
    borb

    borb

    borb is a library for reading, creating and manipulating PDF files

    borb is a library for creating and manipulating PDF files in python. borb is a pure python library to read, write, and manipulate PDF documents. It represents a PDF document as a JSON-like data structure of nested lists, dictionaries and primitives (numbers, string, booleans, etc) This is currently a one-man project, so the focus will always be to support those use-cases that are more common in favor of those that are rare.
    Downloads: 0 This Week
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    Build Data Resilience - Take the Assessment Today

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  • 10
    Filee

    Filee

    Free, open-source file converter: 263 formats, offline, drag and drop

    Filee is a free, open-source file converter for Windows, macOS and Linux. Hold a key while dragging files and a ring of presets (the donut) appears at the cursor: drop the files on one and they're converted on your own PC. Nothing is uploaded. It handles 263 formats: pictures, PDF, Word, Excel, PowerPoint, Korean HWP/HWPX, Chinese OFD, video, audio, e-books, archives, CAD drawings, 3D models, maps and more.
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    Downloads: 1,331 This Week
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  • 11
    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,...
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    4.9 out of 5 stars 8 Reviews
    Downloads: 1,237 This Week
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  • 12
    Stirling-PDF

    Stirling-PDF

    #1 Locally hosted web application that allows you to work on PDFs

    This is a robust, locally hosted web-based PDF manipulation tool using Docker. It enables you to carry out various operations on PDF files, including splitting, merging, converting, reorganizing, adding images, rotating, compressing, and more. This locally hosted web application has evolved to encompass a comprehensive set of features, addressing all your PDF requirements. Stirling PDF does not initiate any outbound calls for record-keeping or tracking purposes. All files and PDFs...
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    Downloads: 127 This Week
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  • 13
    passermark

    passermark

    Free, open-source PDF viewer, print tool and prepress toolbox

    Passermark is a free, open-source PDF viewer, print tool and prepress toolbox for Windows and Linux. It is developed alongside real daily prepress work and uses the printer drivers already installed on your system (CUPS on Linux, Windows drivers) with all their options — including finishers. View and print: PDFs, images (including HEIC and SVG) and Office files via LibreOffice.
    Downloads: 28 This Week
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  • 14
    PDF Password Remover

    PDF Password Remover

    Remove Password from multiple PDF files in one click

    PDF Password Remover is a convenient tool that enables you to remove passwords from multiple PDF files simultaneously. Just provide the current password, and the tool will unlock the files, allowing future access without any password. As a portable app, it doesn't require installation. You can copy it to a USB drive and use it directly on any Windows machine.
    3.0 out of 5 stars 2 Reviews
    Downloads: 83 This Week
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  • 15
    Kerim's PDF Tools

    Kerim's PDF Tools

    Offline PDF toolkit: 42 tools - pdf convert, edit, merge, split...

    Kerim’s PDF Tools 5.6-modern (31.10.2026): - complete offline PDF, Office & video toolkit for Windows. 42 tools in one window — no uploads, no accounts, no telemetry. · Merge, split, compress, encrypt/unlock, convert (Word/Excel/PPT/images/EPUB/MD), watermark & remove watermark, headers/footers, rotate/delete/crop/resize, grayscale, metadata, batch rename, N-up & booklet, blank pages, form fill, stamp & hand-drawn signature, redact, annotations, PDF↔video, repair, diff, PDF/A, linearize,...
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    Downloads: 96 This Week
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  • 16
    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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    5.0 out of 5 stars 7 Reviews
    Downloads: 13 This Week
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  • 17
    UwUConverter

    UwUConverter

    cross-platform file conversion tool with right-click file menu support

    UwUConverter is a local file conversion tool designed to make common conversions fast and convenient without needing to open a dedicated converter application every time. It also supports cli. On Windows, UwUConverter integrates directly into File Explorer, allowing supported files to be converted or compressed from the right-click menu. Folder batch conversions open a graphical interface with category selection, output format, destination mode, progress tracking, cancellation, and...
    5.0 out of 5 stars 1 Review
    Downloads: 7 This Week
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  • 18
    loeito

    loeito

    Free, private PDF app: merge, edit, sign, forms, OCR, tables, degitize

    Loeito is a free and open-source PDF app for everyday work. It is calm, simple and private: everything happens on your own computer, nothing is uploaded, and no account is needed. Merge PDFs and rearrange their pages by dragging or with the keyboard. Read comfortably in focus mode. Rotate, split, crop and edit. Make scans searchable with OCR. Copy tables, even from scans, into Excel.
    Downloads: 6 This Week
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  • 19
    Pdf_tools
    ✅ Image to PDF Convert multiple image files into a single PDF. Supports formats: JPG, JPEG, PNG, BMP, TIFF. ✅ PDF Merger Merge multiple PDF files into one. Reorder PDF files before merging. ✅ PDF Splitter Split PDF files by range or into individual pages. ✅ Page Remover Remove specific pages from a PDF. ✅ Fill & Sign Add text and signature to a PDF. Preview the PDF and adjust signature position.
    Downloads: 3 This Week
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  • 20
    pdf2wordx

    pdf2wordx

    Convertir "pdf" a documentos ".docx"

    `pip install pdf2wordx` Este proyecto usa "Tkinter" V8.6 y usa "pdf2docx" V0.5.8 para realizar las conversiones de PDF a DOCX. El programa es fácil de usar, solo se dene seleccionar el archivo PDF, Bucar la carpeta donde se guardará el documento DOCX, finalmente de click en el botón "Convertir", el documento se convertirá y guardará en la ruta especificada.
    Downloads: 2 This Week
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  • 21

    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: 1 This Week
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  • 22
    Bridgex

    Bridgex

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

    Bridgex is a graphical user interface (GUI) developed in Rust (using FreyaUI) designed to easily convert various file types into Markdown format. Its main objective is to simplify access to the Markitdown library through a simple and modular visual experience, allowing for the rapid and efficient extraction of text from documents (such as PDFs). It is an ideal tool for those seeking a direct and uncomplicated file converter.
    Downloads: 1 This Week
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  • 23

    toPDF

    Online service for PDF conversion (to PDF)

    ...It offers a REST service and a simple upload service for synchronous conversion. This library/application doesn't contain conversion libraries because it's a wrapper for existing tools. toPDF currently supports the open source tool PDF Creator (http://www.pdfforge.org) and the commercial solution, easy PDF, from BCL (http://www.pdfonline.com/easypdf/sdk/).
    Downloads: 0 This Week
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  • 24
    Downloads: 0 This Week
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  • 25
    DOCX Document Converter

    DOCX Document Converter

    Convert .docx to .md/.txt and .html. Free, unlimited, fast.

    ...Perfect for developers, writers, and anyone who needs to transform .docx MS Office Word documents into web-friendly or AI context friendly formats. Unlike those other jerks on the web that charge many dollars per month for this, I made it free, unlimited and open source. This is a better version of 'convert docx to txt' since .md files can be opened in notepad++ just the same AND they preserve formatting too! Meanwhile HTML files will even embed images allowing you to view them just like they were in the original document.
    Downloads: 4 This Week
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