free developer tools for PDF processing - AI tools

ComPDFKit provides comprehensive PDF SDKs for developers, enabling integration of PDF viewing, annotation, editing, conversion, and AI-driven document processing functionalities into applications across multiple platforms.

• Free Trial
• From 67$

iText is a comprehensive PDF toolkit offering open-source and commercial PDF libraries for generating, manipulating, and automating PDF documents in Java and .NET applications.

• Freemium

ZetPDF is a high-performance .NET SDK that enables developers to create, edit, convert, protect, and print PDF documents without requiring Adobe Acrobat, featuring a 100% managed C# codebase with its own rendering engine.

• Pay Once

PDFjet is a lightweight, efficient PDF generation library for Java, .NET, Swift, and Go, offering cross-platform compatibility, built-in barcode support, and no deployment restrictions.

• Pay Once

ILovePDF3 provides a comprehensive set of free online tools for editing, converting, and managing PDF documents, images, and other file formats, catering to both individuals and businesses seeking simple digital document solutions.

• Free

pdflayer offers a robust, developer-friendly API for converting URLs and raw HTML to highly customizable PDF documents with full support for modern web standards and rapid processing.

• Freemium
• From 10$

Sejda is a comprehensive PDF editing and management platform offering over 30 browser-based tools for tasks like editing, merging, splitting, converting, compressing, and securing PDF documents.

• Freemium
• From 8$

API2PDF provides a powerful REST API enabling developers to generate, convert, and manipulate PDFs and documents at scale using leading rendering engines and serverless infrastructure.

• Usage Based
• From 1$

PDF PDF offers a comprehensive suite of free online tools for all your PDF needs, including conversion, merging, splitting, compression, and more.

• Free

PDF.to is a comprehensive online toolkit offering free PDF tools for merging, splitting, compressing, converting, rotating, and organizing PDF documents, along with various file format converters.

• Freemium
• From 9$

LuxPDF is a privacy-focused, open-source PDF toolkit offering over thirty tools for conversion and editing, all processed client-side with no registration, ads, or limitations.

• Free

PDF Reader Pro is an all-in-one PDF solution for viewing, editing, converting, annotating, and form-filling across Mac, Windows, iOS, and Android. It integrates AI features like translation, summarization, and rewriting to enhance document workflows.

• Pay Once

Pdfcrowd provides a reliable online service and API for converting HTML, PDFs, and images between formats, tailored for businesses and developers.

• Paid
• From 11$

PDFAid is a comprehensive online PDF solution offering over 50 free tools for editing, converting, and signing PDF documents with powerful OCR capabilities and cross-platform accessibility.

• Free

PDF.co offers a low-code REST API to automate PDF conversion, editing, data extraction, and document management, streamlining workflows and saving time.

• Free Trial

DocRaptor is a REST HTML-to-PDF conversion API that uses the Prince PDF generator, offering 99.99% uptime guarantee and SOC2/HIPAA compliance for secure document generation.

• Freemium
• From 15$

7-PDF offers a comprehensive suite of Windows PDF tools including converters, editors, and e-invoice solutions with AI-powered extraction and lifetime licenses.

• Freemium

FoxPDF offers a suite of PDF tools including converters, editors, and readers for Windows, supporting over 500 document formats with multilingual and security features.

• Paid

VeryPDF offers a suite of tools for PDF editing, conversion, and document processing, including OCR capabilities for text extraction and format transformation across various file types.

• Other

html2pdf.app is a browser-based HTML to PDF conversion API service that helps developers save time and effort by converting HTML, CSS, and JavaScript into high-quality PDF documents with advanced customization options.

• Freemium
• From 9$

Cornerpen offers over 60 free browser-based tools for PDF manipulation, image editing, spreadsheet processing, financial calculations, and productivity enhancement, all without downloads or sign-ups.

• Free

Cipher Tools Hub offers 30+ free developer tools and production-ready APIs for PDF processing, image optimization, data formatting, and security tasks, with local browser processing for privacy.

• Free

Xodo is an all-in-one document solution offering powerful tools to manage, edit, convert, and sign PDFs, Office files, and images across web, desktop, and mobile platforms.

• Paid
• From 10$

Able2Extract Professional is a comprehensive PDF conversion and editing software that accurately converts PDFs to Excel, Word, AutoCAD, and other formats while retaining original formatting, with batch processing and OCR capabilities.

• Pay Once

SautinSoft provides comprehensive .NET components for creating, editing, converting, and manipulating documents in PDF, DOCX, RTF, HTML, Excel, and image formats without Microsoft Office dependencies.

• Contact for Pricing

Ghostscript is a leading PDF conversion tool and SDK, offering advanced print and document management capabilities for multi-platform environments.

• Freemium

PDFPeer is an AI-powered tool that enables users to interact conversationally with PDF documents, allowing them to ask questions, get summaries, and extract information quickly from various types of documents.

• Freemium
• From 15$

PDF.io delivers a suite of easy-to-use online PDF tools for splitting, merging, converting, and protecting PDF documents, with both free and premium access options. Unlock full capabilities to manage and process your PDFs efficiently and securely online.

• Freemium
• From 6$

Online2PDF offers a robust suite of PDF conversion, editing, and management features for free, supporting multiple file formats and advanced customization options.

• Free

HelloPDF is an AI-powered tool that converts webpages, HTML, and other content into accurate PDFs using Chrome-powered rendering, offering lightning-fast generation and easy API implementation.

• Freemium
• From 7$