Alternatives to pdfRest API Toolkit Self-Hosted
Compare pdfRest API Toolkit Self-Hosted alternatives for your business or organization using the curated list below. SourceForge ranks the best alternatives to pdfRest API Toolkit Self-Hosted in 2025. Compare features, ratings, user reviews, pricing, and more from pdfRest API Toolkit Self-Hosted competitors and alternatives in order to make an informed decision for your business.
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1
Nutrient SDK
Nutrient
Nutrient is the comprehensive solution for all your PDF needs, offering tools that effortlessly integrate and operate PDF functionality across any platform. 1. SDK PRODUCTS Integrate robust PDF functionality into iOS, Android, Windows, web (JavaScript), or any cross-platform technology, providing capabilities such as PDF viewing, markup, collaboration, and more. 2. LIBRARIES Utilize our potent .NET and Java libraries to boost your backend applications with batch processing of redactions and PDF forms, OCR’d scanned text, and editing of PDF documents, directly from your application server. 3. PROCESSOR Our dynamic PDF microservice, Processor, enables swift generation of PDFs from HTML, including HTML forms, along with Office-to-PDF conversions, OCR, redaction, and XFDF merging and exporting. 4. PDF API Use hosted PDF API to generate, convert, and modify PDF documents in your workflows. We manage the development and server administration, letting you focus on what you do best. -
2
Adobe PDF Library SDK
Datalogics Inc.
Developers rely on Datalogics to provide the most comprehensive PDF SDKs in the industry. We are SOC 2 Type 2 certified. Global OEMs, SaaS and enterprise end-users rely on Adobe PDF Library to automate the creation, editing and management of PDFs. An Adobe partner, our SDK uses the same source code as Acrobat for stability, reliability and quality results. Flexible programming language and platform options include .NET, .NET Framework, Java and C/C++ on Windows, Linux, MacOS; NuGet & Maven; pdfRest API Toolkit Container option. Our extensive documentation includes getting started guides, API references, and hundreds of sample code examples on GitHub to help developers precisely create and define PDF workflow solutions. Free trial with proof of concept support, join us on Discord or use our AI assistant for help, or set up a time to talk to one of our engineers about your project. Our expertise and support is the reason we have a 91% customer retention rate. -
3
MobiPDF (formerly PDF Extra)
MobiSystems
MobiPDF (formerly PDF Extra) is an intuitive and powerful PDF editor and reader designed for today’s modern user - the cost-efficient alternative to Adobe Acrobat Pro you’ve been looking for. FEATURES OVERVIEW: PDF Viewer and Reader: Switch between page views or use "Read Mode" for distraction-free reading. Create and Edit PDFs: Modify text and images or start with a blank PDF. Convert to Office Formats: Easily turn PDFs into Word, Excel, PowerPoint, and image files. Leverage OCR: Transform scanned documents into searchable PDFs. Organize PDFs: Combine, split, reorder, and compress documents. Markup and Comment: Highlight, annotate, and add bookmarks or stamps. Fill PDFs: Seamlessly fill forms or create ones from scratch. Sign PDFs: Sign your documents anywhere—no ink required! Secure Your Work: Protect files with passwords, digital signatures, and 256-bit encryption. Offline Mode: Full functionality without internet access. Translate PDFs -
4
PDFCreator
pdfforge
PDFCreator simplifies converting printable documents into high-quality PDFs and other formats like JPG, PNG, and TIF. Easily merge multiple files into one PDF and automate saving with the PDF printer feature. Customizable profiles allow quick access to frequently used settings. Whether for personal or business use, PDFCreator makes PDF conversion seamless and efficient. Trusted by businesses worldwide, including banks, financial institutions, insurance companies, and healthcare providers, PDFCreator offers a free edition and three advanced business editions. PDFCreator Professional is ideal for standalone workstations, while PDFCreator Terminal Server is designed for Windows Servers with Remote Desktop Services. New in PDFCreator 6.0.0: features include document previews, a Delete Token for page removal, SharePoint integration, and enhanced error feedback. -
5
RAD PDF
Red Software
Add a fully functional PDF editor to your ASP.NET website in minutes! Compatible with 99% of desktop & mobile browsers, from Internet Explorer 6 through the latest iOS Safari release, RAD PDF simply works. No plugins or other software needed. RAD PDF natively supports the most commonly used PDF features. Beyond a PDF reader, RAD PDF equips web applications with a browser-based PDF editor & PDF annotator. Features not even available in Adobe Acrobat Reader can be used to provide advanced PDF functionality. By enabling PDF form filling, PDF redaction, & PDF signing directly in the web browser, RAD PDF users can utilize PDF features without worrying about having the right platform or software installed! Allow your app to design new PDF forms, protect content, sign PDFs, & more using an intuitive graphical user interface (GUI). Client (JavaScript) and server APIs allow for endless possibilities .NET Core, Framework, & .NET 5+ supported Try editing any PDF with RAD PDF, FREE! -
6
Pdftools
PDF Tools
Whether you have thousands of documents or millions, Pdftools has the products and services to help make processing a breeze. Designed for document-heavy industries, Pdftools’ suite of SDKs and APIs are here to make your document workflows easier, faster, and stress-free. Built on SDKs and APIs, the Pdftools products integrate seamlessly into your existing (or new) systems and applications. Process thousands of documents every minute. Our tools are precision-engineered to be efficient and run at blazing speeds. We’re engineers at heart, so we’re only satisfied with the most reliable, orderly, and usable, and well-documented platforms. Shrink file sizes down, but keep the quality and interactivity. Your documents will always be compliant for long-term archiving. We’ve obsessed over every detail in our products, and documented everything so it’s easy to get started.Starting Price: $0/month/user -
7
Smallpdf
Smallpdf
Made in Switzerland, the land of watches, banks, and clean design, Smallpdf is an award-winning company that offers a suite of clever document management tools for everyone—for work, for home, for life. Founded in 2013, Smallpdf provides a simple, secure, and reliable answer to heavy, awkward PDF software. By removing unnecessary features and adding a deep focus on user experience, Smallpdf has become the most-loved and most-trusted PDF software on the planet, serving over 500 million users, 100,000 different companies, in 24 different languages, and in every country in the world—even Antarctica! Smallpdf integrates seamlessly with professional and personal tasks, boosting productivity and simplifying the way people manage their documents, with tools to compress, convert, edit, sign, protect, and unlock PDF documents in just a few easy steps.Starting Price: $7/month/user -
8
PDF Studio
Apryse
PDF Studio is a powerful and affordable PDF editor that effortlessly caters to both simple and complex PDF tasks. From adding text, various annotations, watermarks, and digital signatures to filling out forms and converting MS Office to PDF, it covers all your needs. The PDF editor is perfect for companies and organizations looking to seamlessly automate their PDF editing and eliminate repetitive daily tasks with batch processing of multiple documents. Empower your team with perpetual PDF software at a fraction of the cost compared to competing subscription-based solutions like Adobe® Acrobat®. NEW: Qoppa PDF Studio 2023 released! The latest version, PDF Studio 2023, offers impressive enhancements, including support for Dropbox Team Spaces, improved enterprise deployments, expanded multi-document functions, a new highlighter marker tool, and optimization options for smaller document sizes. Available on Linux, Windows, macOS, and other major platforms.Starting Price: $99.00 -
9
PrizmDoc
Accusoft
Through a collection of UI components and content manipulation APIs, PrizmDoc provides customizable document processing to help developers deliver in-browser document creation, editing, and collaboration functionality, to enhance their software applications. Our functionality integrates on the client and server side smoothly, creating a seamless experience for both you and your users. Render and display dozens of file types, from Adobe PDFs and Microsoft Office files to CAD and DICOM formats, in a browser without the need to download or open native applications. Designed for seamless integration with your application, our zero footprint HTML5 viewer is fully customizable, from quick integrations with minimal configuration to complete programmatic control using our extensive JavaScript API. -
10
pdfRest
Datalogics Inc.
pdfRest API Toolkit was made by developers, for developers. Rapidly integrate PDF workflows with any business application, simply and seamlessly. pdfRest API Toolkit includes all of the PDF processing tools you'll need, to make your job easy. PDF to Word, PDF to Excel, PDF to PowerPoint, Add to PDF, Query PDF, Extract Text, Convert to PDF, PDF to Images, Convert to PDF/A, Convert to PDF/X, Compress PDF, Linearize PDF, Flatten Forms, Flatten Transparencies, Flatten Annotations, Flatten Layers, Merge PDFs, Split PDF, Encrypt PDF, Decrypt PDF, Restrict PDF, Watermark PDF, Import Form Data, Export Form Data, Convert PDF Colors, OCR PDF, API Polling, Upload Files, Zip Files. Get up and running fast with the pdfRest Postman Collection or start from functional sample code in .NET, JavaScript, Python, PHP, and cURL from the pdfRest GitHub repository. Gold-standard processing powered by Adobe® PDF Library™ ensures the highest quality results. Free to get started with no commitment.Starting Price: $0 per month -
11
PDF Automation Server
Qoppa
PDF Automation Server – PDF Processing Server PDF Automation Server is a modular server product that provides a rich set of PDF processing functions for different environments. Use PAS as an essential tool to streamline your PDF processing, document workflows and web service orchestration in your organization. REST API Module Use REST API calls to easily integrate into your existing document workflows HTML5 PDF Module Convert documents and serve end-users PDF files directly in the browser Workflow Module Automate the receiving, processing & routing of documents with the PAS Workflow Module Robust REST API PDF Automation Server provides a complete set of PDF processing and conversion functions in a robust REST server environment that can easily integrate into your existing document workflows and work with 3rd party integration and orchestration products. HTML PDF Markup Module PDF Automation Server provides a module to enable markup of PDF documents in the browser.Starting Price: $2,400 -
12
SODA PDF
Avanquest
Soda PDF is the software solution that helps your business quickly achieve any document goal with ease. Edit, create, convert, merge, split, sign, or secure PDFs to your needs. Modify documents using the best PDF editor and PDF converter. Our easy-to-use PDF tools are made to streamline any document workflow with efficient results. With the fastest Microsoft Office to PDF converter on the market, our Batch tool helps you create or convert multiple PDFs at once, along with the ability to add page numbers, watermarks, Bates numbering & secure permissions to multiple files or folders in seconds. Keep a safe distance between people and paper by signing, managing & tracking electronic signatures remotely using our efficient E-Sign feature. Save time & avoid retyping with OCR Edit to quickly search, recognize & modify text contained within any scanned document or image file. Access Soda PDF’s entire suite of tools & services directly from your desktop, or from any device with a web browser. -
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Foxit PDF SDK
Foxit Software
Our high-performance libraries add robust PDF functionality to enterprise, mobile, and cloud applications across all platforms: Web, Windows, Android, iOS, Mac, UWP and Linux, using the most popular developer languages and environments. Build on a modern tech stack that integrates tightly with the platform you’re working on. We continuously improve our products and they gain new features every month. We grow with you as your requirements change and your project evolves. Our core API is designed from the ground up to deliver a seamless development experience across all platforms, without requiring deep PDF knowledge. Foxit is known for our management of edge cases, and for working with 100% of PDF files across all standards. With only one SDK to work with, you dramatically reduce your exposure to third parties. We provide sample, projects, demos, API docs and more for every single feature in the PDF SDK to get you up to speed quickly. You will receive support by real developers. -
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Adobe Acrobat
Adobe
Adobe Acrobat is a versatile PDF solution that allows users to create, edit, and sign PDF documents seamlessly. Whether you're working on a desktop, mobile device, or online, Acrobat enables you to convert files to and from PDFs, edit text and images, and organize your documents with ease. The platform also offers advanced features like e-signatures, document protection, and PDF comparison, making it ideal for both personal and business use. Acrobat integrates with popular cloud storage services, allowing for easy document sharing and collaboration from anywhere.Starting Price: $12.99 per month -
15
PDF Library
Big Faceless Organization
PDF library for creating, editing, displaying and printing Acrobat PDF documents. The PDF API is small, fast, easy to use and integrate into your projects, and is completely written in Java. The API has been designed so you don't need to know the PDF specification in order to create PDFs. We hide as much of the gory details as possible but still give you almost complete control over the PDF itself. Where possible we re-use standard Java classes - for example the pages are stored in a java.util.List, which can be manipulated any way you like (so moving pages from one document to another is a breeze). This means an API which is smaller and easier to remember.Starting Price: $850.00/one-time/user -
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PDFill
PlotSoft
Please try PDFill if you're looking for an inexpensive alternative to Adobe Acrobat. You can use the Free PDF Writer to create free PDF or Image from any printable application. You can use the Free PDF Tools to merge, split, reorder, delete, encrypt, decrypt, rotate, crop and reformat PDF pages, add information/header/footer/watermark, convert image to PDF or PDF to image, scan a Paper to PDF, and more. You can use the FREE PDF Editor to fill the form, type text, comment, create form, and more. Besides, with a fraction of the cost of Adobe Acrobat, PDFill PDF Editor can do more than the free Adobe Reader. Group texts, shapes or pictures into a complicated object. Lock the object from editing. Save the PDFill Object and use it later easily. Scan your paper form or photo directly into a new or existing PDF document, then you can fill it in using a computer! -
17
ImageGear
Accusoft
This document and image clean up and processing toolkit allows developers to quickly integrate document handling functions like image conversion, creation, editing, manipulation, compression, and image enhancement to their applications. ImageGear gives your application the ability to clean up files including deskew, line and speckle removal, and more. In addition, ImageGear’s color processing tools allow you to enhance image quality resulting in a reduction in compressed file sizes. This document and image processing SDK includes a variety of APIs that enable image clean up and processing. Add functionality to your applications, learn how you can meet all your document lifecycle needs with ImageGear. This PDF SDK allows .NET developers to add robust PDF functionality to an application. Users can view, convert, annotate, compress, redact, insert, remove, or reorder pages. Learn about all of the PDF manipulation capabilities and discover how ImageGear PDF can enhance your application. -
18
FormatPDF
FormatPDF
FormatPDF is a website that provides a variety of online tools for working with PDF documents. These tools include PDF conversion, merging and splitting, compression, encryption and decryption, as well as editing and annotating PDF files. With FormatPDF, users can easily convert a wide range of document formats to PDF, including Word, Excel, PowerPoint, and image files. The website also allows users to merge multiple PDF files into a single document, or to split a large PDF into smaller ones. In addition to conversion and manipulation tools, FormatPDF.com offers features for improving the quality and security of PDF documents. The website includes tools for compressing PDF files, which can reduce the size of large documents for easier sharing and storage. Users can also encrypt PDF files with passwords to restrict access, or decrypt protected files if they have the necessary credentials.Starting Price: $4.90/month -
19
PDF Master
PDFMaster.app
PDF editor made for modern work. Simple to Convert, Easy to Edit. Manage all your PDF documents in one place. Open PDF Master and drop the PDF file you want to modify. Add elements (text, images, etc.) using the editor. Approve the modified document, download or share it. With advanced encryption our converter ensures that your sensitive data remains protected throughout the conversion process. Don't worry about your privacy, we protect you with industry-standard security. No need to download any apps or extensions. Convert files on desktops, laptops, tablets, smartphones, and popular operating systems, including Windows, macOS, iOS, and Android. Convert files anywhere, at any time, on any device using just your browser. No technical knowledge is required. Upload or drag&drop your file to the platform, choose the format, edit it as you want, and we will do the rest.Starting Price: Free -
20
Aspose.PDF
Aspose
Aspose.PDF provides the most complete set of PDF manipulation and parsing solution for developers & end-users. Aspose.PDF for .NET is an advanced PDF Processing API for .NET Core to perform document management and manipulation tasks within cross-platform applications. API can easily be used to generate, modify, convert, render, secure and print documents without using Adobe Acrobat. Moreover, API offers compression options, table creation & manipulation, graph & image functions, extensive hyperlink functionality, stamp and watermark tasks, extended security controls and custom font handling. Aspose.PDF for Java is a fast and lightweight processing API to create, modify, render, secure as well as print PDF files without the use of Adobe Acrobat. API also supports working with TXT, HTML, PCL, XML, XPS and image file formats. -
21
PDF Conversion SDK
Visual Integrity Technologies
Add PDF Features with 2 API Calls Open, Edit, and View PDF. All that's needed is two API calls and a configuration file. Within a day, you can add, open, import, edit and view PDF features in your app. When formats don't match one-to-one, the SDK neutralizes the differences. This includes adding cropping, fills, color management and fonts. The PDF Conversion SDK processes all PDF versions including ISO Standard PDF 2.0. Any PDF from file or print-ready memory is valid input. Conversions flow straight through without intermediate steps or compromised quality. No printer driver. The PDF Conversion SDK runs on Windows, MacOS and Linux. It supports .NET. Example code included. Removes redundant information & compresses data. This ensures great performance for fast web and application viewing. Search for objects and text strings. Convert PDF to your native file format. Change the contents of a PDF page. Extract images from PDF. Retrieve metadata from PDF (layers, geospecification, etc).Starting Price: $199 per year -
22
PDFelement
Wondershare
PDFelement is a one-stop PDF solution powered by AI. Fast, smart, affordable, and easy way to manage (.pdf) documents across desktop, mobile, and web. It provides a great user experience and is an excellent alternative to Adobe® Acrobat®, making it perfect for individuals and small businesses. The mission is to stay at the forefront of PDF technology, constantly innovating and improving our product to meet the evolving needs of our users. Support service: Knowledgeable representatives available through instant live chat and email response within 24 hours. Money-back guarantee: A 30-day money-back guarantee. Top Features: AI tools, esign, edit, convert, scan&OCR, create, organize, share&protect, build&fill forms, annotate.Starting Price: $79.99USD/year/user -
23
ShinePDF
ShinePDF
ShinePDF was built with you in mind. Say goodbye to complicated software & hello to easy-to-use PDF tools. Autofill, merge, split, convert, compress, secure your documents in just a few clicks. 1) Convert PDF documents to Excel, Word, HTML, Text and Image. 2) Easily convert Excel, MS Word, PowerPoint, Html, Text and Image files into PDF documents. 3) Split documents. Remove, extract or organize PDF pages as you need. 4) Merge and Encrypt PDF files with a password to prevent unauthorized access to the file content. 5) Automatically fill PDF forms from Excel. 6) Reduce the size of your normal and scanned PDF while maintaining its original quality and formatting.Starting Price: $15 -
24
Investintech PDF Library SDK
Investintech PDF Solutions
Seamlessly integrate robust PDF editing, parsing and rendering functionalities into your projects with PDF library SDK. Multi-platform shared library (dll, so and dylib) with C-compatible interface. C#.Net, Python, Java 8, C++ 11, libraries/modules. APIs for Linux, Windows, and Mac. Numerous interface functions for transforming and creating new content for PDF files, providing a huge variety of options and broad flexibility for implementation tailored to the specific needs of your project. Efficient utilization of multi-core CPUs for stream decoding and content rendering purposes achieved by closely following portable document format specification guidelines. Apply electronic signatures (with or without cryptographic security layer). PDF encryption & decryption (a password-based encryption handler). Document structure manipulation (create, delete, move, insert, extract, resize, and rotate pages). -
25
PDFmyURL
PDFmyURL
Use our HTML to PDF API to create PDFs from URLs or HTML. Let your visitors save web pages as PDFs with a single click! Convert entire websites to PDF easily! Join thousands of customers making high-quality PDFs since 2008! Quickly and easily convert any URL or raw HTML into a high-quality PDF. You can use our REST API in any programming language and it comes packed with many options for different layouts, headers, footers, watermarking encryption, and much more. Put a save as PDF link or button on any of your web pages and let your visitors download these pages as PDF with a single click. You control many layout options and set a custom header and/or footer. Save your entire website as a PDF for copyright or other purposes. You just enter the URL and we'll take all the pages of the website and pack them into a single PDF. You grab a coffee and wait until we finish because we'll email you when it's done!Starting Price: $19 per month -
26
PassportPDF
ORPALIS
This modern cloud infrastructure offers freemium microservices, productivity-oriented solutions in many fields such as compression, unified APIs working on any platform, on any client, from any programming language, and a new SaaS licensing. A guide and complete documentation provide all the necessary steps for authentication, communication with the API, processing documents, and managing errors. There is also a section about best practices regarding efficiency. Minimalistic and straightforward ASP.NET Core MVC application which demonstrates how to use DocuVieware through the PassportPDF Rest API to visualize documents. This application will evolve over time, as other similar demos are implemented. Minimalistic and straightforward ASP.NET 4.6.2 application which demonstrates how to use DocuVieware through the PassportPDF Rest API to visualize documents. This application will evolve over time, as other similar demos are implemented.Starting Price: $6,000 per year -
27
JPedal
IDR Solutions
JPedal is a versatile Java PDF Library for displaying, converting, printing, and parsing PDFs in Java applications. With over 20 years of development, it supports a wide range of PDF files. Key features include: -PDF to Image Conversion: Converts PDFs to images in various formats. -Java Swing PDF Viewer: Offers multi-page display, search, printing, and annotation editing. -Text and Image Extraction: High-quality extraction of text and images from PDFs. -PDF Search: Supports searching with wildcards and regular expressions. -Form & Annotation Handling: Supports XFA and AcroForms, enabling form data access and annotation editing. -Document Manipulation: Allows deleting, merging, splitting, and optimizing PDFs. -Security & Performance: Runs locally without third-party dependencies, processing PDFs up to 3x faster than alternatives.Starting Price: $950 one time fee -
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CIB pdf brewer
CIB
Create PDF for free, compress PDF, split and merge PDF, encrypt documents, design forms flexibly, and much more! Easily from all applications under Windows operating systems. Add form fields, text stamps, watermarks, letter heads and more to your PDF documents. Attractive and intuitive to use. No unnecessary long training periods. Just start additional applications such as CIB doXisafe or CIB fairBrief after PDF creation. Support of the document standard for persons with visual impairment. Many possibilities of customization like defining profiles for use cases or label menu text individually. A flexible interface for simple integration in your system. Create PDF, compress PDF, edit in many ways, re-sort, rotate and delete pages, merge PDF documents, PDF compression, fill out forms (with DEMO stamp) and many more! Create PDF, compress PDF, edit in many ways, re-sort, rotate and delete pages, merge PDF documents, PDF compression, fill out forms and more! -
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PDF Suite
PDF Suite
PDF Suite allows you to read, create, convert, edit, review & secure PDFs. We don`t believe in a steep learning curve or in overpriced PDF applications. With PDF Suite`s intuitive interface, you`ll start managing electronic documents within minutes! You can use PDF Suite to create PDFs from an existing document or start from a blank page. You`ll be able to edit any PDF file by modifying the text or images, create and fill forms, apply 256-bit passwords and restrictions, customize printing... & so much more! Why spend $400+ on a slow and difficult to use PDF application when you can do all the most useful features for a fraction of the price? If you`re still not convinced that PDF Suite is right for you, then try it for free for 14-days!Starting Price: $29.95 one-time payment -
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Locklizard Safeguard PDF Security
LockLizard
Locklizard protects PDF files and other digital documents from piracy, leakage and misuse. We stop unuauthorized access to documents and control how authorized users can use them. Stop theft of confidential and sensitive information, intellectual property, trade secrets, training courses, reports, ebooks, etc. Share and sell documents securely, stop data leakage and enforce compliance. Lock documents to devices and locations, dynamically watermark content, control expiry, stop printing, editing, copying and screen grabbing, and revoke access at any time. Track how your documents are being used. Locklizard uses strong US Gov strength encryption, DRM and licensing controls to ensure your documents remain fully protected at all times regardless of their location.Starting Price: $500.00/month -
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EaseUS PDF Editor
EaseUS
PDF is so reliable - whatever device you are using, the original fonts, pictures and other layout of the document will look the same everywhere. Now you can use EaseUS PDF editing software to easily create a blank PDF or convert your images, Office files and other popular files to PDF, while keeping original content and format unchanged. Team members now can easily collaborate on PDF. Simply add comments, boxes, arrows, lines and other highlights to point out and explain the important content of the document, create bookmarks for pages for quick navigation, even send PDF file to your team members via email in a snap. Create a new fillable PDF form for questionnaire or any other needs without hassle. This PDF editor software provides 6 interactive form controls, including push button, check box, radio button, combo box, list box and text field, helping you easily custom fillable forms. You can also export and import data to fill out multiple PDF forms with one click.Starting Price: $19.95 one-time payment -
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Sejda PDF
Sejda
Files are safely uploaded over an encrypted connection. Files stay secure. After processing, they are permanently deleted. Images are optimized and saved with a JPEG image quality of 65%. That is perfect for most scenarios. But, if your need it you can configure a better quality for the optimized images (even if the PDF size will be larger). Files are safely uploaded over an encrypted connection. Files stay secure. After processing, they are permanently deleted. -
33
PDFTool
Mauracher Simon e.U.
PDFTool is a privacy-first online PDF Tool. Merge PDFs, split PDF files and detect text in scanned PDF files with ease, without an account and without ad-clustered websites. As all processing happens directly in the browser, you can even go offline after opening the required tool page. This ensures that nobody can see your precious PDF documents. -
34
PDFEncrypt
PDFEncrypt
PDFEncrypt is a free, open source utility to encrypt PDF files using standard PDF encryption algorithms. When a document is encrypted, its contents become unreadable. An authorized user can decrypt the document to obtain access to the contents. If a PDF document is encrypted with a password, the user must specify the password before the document can be viewed in Adobe Reader or Adobe Acrobat. PDFEncrypt provides a means to encrypt any standard PDF document for free, without the need to purchase the Adobe Acrobat software or upload your confidential PDF files to a third-party server for encryption. The app runs directly on your Windows PC and allows you to specify a password (required to open the document) as well as many options and permissions to apply to the PDF file.Starting Price: Free -
35
PDFBox
Apache Software Foundation
The Apache PDFBox® library is an open-source Java tool for working with PDF documents. This project allows the creation of new PDF documents, manipulation of existing documents and the ability to extract content from documents. Apache PDFBox also includes several command-line utilities. Apache PDFBox is published under the Apache License v2.0. Extract Unicode text from PDF files. Split a single PDF into many files or merge multiple PDF files. Extract data from PDF forms or fill a PDF form. Validate PDF files against the PDF/A-1b standard. Print a PDF file using the standard Java printing API. Create a PDF from scratch, with embedded fonts and images. Save PDFs as image files, such as PNG or JPEG and digitally sign PDF files. See also the export control information related to the encryption features included in Apache PDFBox. -
36
jPDFOptimizer
Qoppa Software
jPDFOptimizer is a Java library to optimize and reduce the size of PDF documents. jPDFOptimizer can remove unnecessary objects in PDF documents, detect and merge duplicate images and fonts, and modify image resolution, compression and color spaces to reduce size. The library provides a powerful, yet simple API to let the calling application fine tune how to optimize documents. jPDFOptimizer is built on Qoppa Software’s extensive PDF technology and requires no third party software or drivers. The library is 100% Java and can run on any operating system for which there is a standard Java implementation, such as Windows, Linux, Unix, Solaris and others. Features: -Modify image resolution, compression and color spaces -Compress images using JPEG, JPEG 2000 and JBIG2 -Compress data streams -Remove unused objects -Remove and merge duplicate images and fonts -Flexible optimization options -Linearize PDFs for fast web view -Support for latest PDF format -Support for JDK 1.6+ -
37
jPDFEditor
Qoppa Software
jPDFEditor is intended for developers and integrators. For end-users, Qoppa Software offers PDF Studio, our advanced desktop PDF editor for Mac, Windows and Linux based on our same solid PDF technology. jPDFEditor can load documents from files on a local or network drive, from a URL and from Java input streams for documents that are generated runtime or come from other sources, such as a database. After editing documents, the library can save them. Features: -Display PDF files -Print PDF files -Convert text and image files (gif, png, jpg, tiff) to PDF on the fly -Fill and save interactive PDF forms -Markup PDFs (all PDF annotations and text markups supported) -Digitally sign PDF files -Content editing -Redaction -Optional OCR module -Optional Comparison module -Access jPDFProcess powerful PDF manipulation API -Text search, selection, copy -Easy navigation with thumbnail, bookmark, annotation, signature views -Advanced tools: zoom, loupe, snapshot, pan and zoom -
38
WebPDF
SC Dailydriven United SRL
WebPDF is an online service that provides an easy an accessible way to alter PDF files. You can do any of the following operations using the web interface, but there's also a developer friendly API that you can integrate into your own application: Merge multiple PDFs Split PDF Compress PDF Extract PDF metadata Flatten PDF forms Extract images from PDF Extract text from PDF Lock & Unlock PDF OCR PDF Change PDF size Change PDF version Watermark PDF Optimize PDF for web Rescale PDF There are many other tools not mentioned here and lots more to be released. You can try WebPDF for free, even without an account.Starting Price: $4/month -
39
Adobe PDF Services API
Adobe
Create a PDF from Microsoft Office documents, protect the content, and convert to other formats. Programmatically alter a document, such as reordering, inserting, and rotating pages, as well as compressing the file. Access the same cloud-based APIs that power Adobe's end-user applications to quickly deliver scalable, secure solutions. Extract text, images, tables, and more from native and scanned PDFs into a structured JSON file. PDF Extract API leverages AI technology to accurately identify text objects and understand the natural reading order of different elements such as headings, lists, and paragraphs spanning multiple columns or pages. Extract font styles with identification of metadata such as bold and italic text and their position within your PDF. The extracted content is output in a structured JSON file format with tables in CSV or XLSX and images saved as PNG. -
40
ByteScout PDF Suite
ByteScout
Fast to market engine to setup reading of unstructured PDF, images, scanned documents using powerful and easy to use extraction templates editor. Create templates in a visual editor with no programming or coding required. Supports fields, tables, pdf forms, multi-paged tables, unstructured tables. Use OCR engine with multi-language OCR support, re-use built-in AI-powered templates. Extract text, tables, images, attachments and other data from PDF, Reads Tables to CSV, Gets text from Images, Extracts Attachments, supports OCR with one or more languages. Handle noisy images and damaged texts transparently with the built-in OCR filters. Convert to common data structures like TXT, JSON, XLS, XLSX, CSV or XML. AI powered tables and document analysis functions.Starting Price: $10 per user per year -
41
FixMyPDF
FixMyPDF
FixMyPDF is a privacy-first, free online PDF toolkit offering 70+ tools to convert, organize, secure, optimize, and edit PDF files. All processing is 100% browser-based—no file uploads, no registration required, and no data tracking. Features include compressing PDFs, converting images (JPG, PNG, SVG, etc.) to PDF and vice versa, editing metadata, adding or removing password protection, splitting & merging, text extraction, watermarking, annotation editing, and much more. Used by over 10,000 users and processing 100,000+ files with a 4.9★ rating.Starting Price: $0 -
42
PDFKit.NET 5.0
TallComponents
Create and manipulate PDF documents. Split, append, stamp, encrypt, extract, fill, and more. PDFKit.NET is a 100% managed (verifiable) .NET class library for creating and manipulating PDF documents. It consists of just a single assembly that can be xcopy-deployed. It has no dependencies other than the .NET framework. Central to PDFKit.NET is a consistent and highly intuitive object model consisting of classes like document, page collection, page, canvas, shape, bookmark, annotation, field, etc. The focus of the development team is always to ease the task of integrating our class library into a larger application. Fill text fields, checkboxes, radio buttons, etc., and save the form either editable or flattened with the PDFKit.NET 5.0. With PDFKit.NET 5.0 you can populate and consume dynamic XFA documents with the new XFA processor API. Extract all graphics on a page as a collection of shapes with PDFKit 5.0. Shapes can be text, images, and curves.Starting Price: $990 per year -
43
PDFescape
Red Software
Free online PDF editor & form filler. PDFescape is a free, online PDF reader, editor, form filler, & form designer. A new way to open and edit PDF files online, PDFescape frees users from the typical software requirements for using the de facto document file format. Completely online, PDFescape requires no more than a modern internet browser and an active internet connection. Add text, shapes, whiteout & more to PDF files. Crop, deskew, move, delete, & insert PDF pages. Create links to other PDF pages or web content. Change PDF information tags. Encrypt PDF contents using a password. Add images to PDF files. Sign PDF documents using your scanned signature. Fill out PDF forms using existing form fields or use text tool. PDF text, checkbox, radio, list, and drop down fields supported. Essential PDF field calculation and formatting supported. Basic PDF field styling properties supported. Quickly tab from field to field.Starting Price: $2.99 per month -
44
PDF4
PDF4
PDF4 is an all‑in‑one mobile PDF toolkit for scanning, editing, converting, and securing documents directly on your device. It combines robust editing features, like modifying text, images, and pages, merging and splitting files, reordering or rotating content, with powerful conversion tools to transform images or Office formats into PDFs and vice versa (e.g., PDF to Word, PowerPoint, or Excel). It supports OCR for searchable text extraction, password protection, annotations, and form filling. Users can compress files, crop pages, add metadata, watermarks, or barcodes, and leverage automation such as job‑flows for batch processing on a desktop. Extended integrations include browser extensions, Zapier/Power Automate connectors, and Microsoft Teams/Outlook add‑ins, enabling seamless PDF workflows across platforms.Starting Price: Free -
45
VeryPDF
VeryPDF
VeryPDF provides a comprehensive suite of PDF tools, multimedia applications, and development packages for Windows, macOS, and the web, covering every stage of document processing. Its flagship offerings include converters for PDF to Word, Excel, PowerPoint, HTML, TXT, images or any other format; a full-featured PDF Editor that lets you modify content, metadata and page elements or generate PDFs from Word, PowerPoint, Excel and text files; a virtual printer (docPrint) for high-quality printing and manual conversion; OCR-powered converters for scanned documents; utilities for splitting, merging, watermarking, stamping, encrypting, decrypting, compressing and repairing PDFs; form-filling, table- and text-extraction tools; flipbook and multimedia converters; and command-line SDKs and APIs for seamless integration into custom applications.Starting Price: $39.95 per month -
46
WinZip
Alludo
Get the world’s leading zip utility and complete file management solution that includes exclusive WinZip productivity apps. Open all major compression formats, including Zip, Zipx, RAR, 7z, TAR, GZIP, VHD, XZ, POSIX TAR and more. Encrypt files as you zip to secure information and data. Create read-only PDFs and add watermarks to deter copying. Find, open, edit, move, and share your files, whether they are on your computer, network, or cloud service. Share large files by email, cloud services, social media, and instant messaging.Starting Price: $29.95 -
47
PDFMonkey
PDFMonkey
PDFMonkey is the solution to handle your PDF generation needs. Web technologies, a simple REST API, it's never been so easy to make beautiful documents. Stop wasting time! Save development time, no more PDF building code to write, no more configuration, no dependency hell. We handle all the complexity for you.Starting Price: €15 per month -
48
KDAN PDF
Kdan Mobile Software
KDAN PDF (formerly PDF Reader) is your all-in-one PDF solution. Edit, sign, OCR scan, convert, annotate, and fill forms in PDF documents. With innovative AI features, speed up your document workflow! Designed for Mac, iPhone, and iPad, KDAN PDF is trusted by millions for its comprehensive features and efficiency. AI FEATURES: • Analyze and extract key information or tables from a PDF, then convert the data into spreadsheets for further analysis or visualization. • Chat with PDF and get document analysis, advice, new ideas, or content summary • Text redaction - automatically identify and block sensitive information in a documentStarting Price: $59.99/year (billed annually) -
49
CraftMyPDF
CraftMyPDF
CraftMyPDF allows you to generate pixel-perfect PDF documents from pre-defined templates and JSON data. CraftMyPDF's advanced drag & drop editor lets you design PDF templates within minutes in any browser. Our PDF generation API supports Zapier, Integromat & REST API integration. CraftMyPDF has high-quality fonts you can utilize, made even more powerful by our font selector that allows you to instantly view, select, and use hundreds of fonts for your reports or PDFs. -
50
PDFKit
PDFKit
PDFKit is a PDF document generation library for Node and the browser that makes creating complex, multi-page, printable documents easy. The API embraces chainability, and includes both low-level functions as well as abstractions for higher-level functionality. The PDFKit API is designed to be simple, so generating complex documents is often as simple as a few function calls. Access privileges (printing, copying, modifying, annotating, form filling, content accessibility, document assembly). Accessibility support (marked content, logical structure, Tagged PDF, PDF/UA). Supports JPEG and PNG files (including indexed PNGs, and PNGs with transparency). In addition to PDFKit, you'll need somewhere to stream the output to. Note that in order to Browserify a project using PDFKit, you need to install the brfs module with npm, which is used to load built-in font data into the package.