iText is a powerful Java (and .NET) library for creating, manipulating, and rendering PDF documents. Whether you need to generate invoices, reports, contracts, or any other PDF‑based output, many developers look for alternatives that offer different licensing models, language support, or feature sets. Below is a curated list of 20 popular iText alternatives for document generation across various platforms.
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Open‑source Java library for creating, editing, and extracting content from PDFs. Supports encryption, digital signatures, and form handling.
Cross‑platform PDF toolkit (Java, .NET, C++, Web) with high‑performance rendering, annotation, conversion, and OCR capabilities.
Commercial library offering PDF creation, conversion, manipulation, and form filling with extensive API coverage.
Java and .NET library for fast PDF generation, supporting tables, charts, barcodes, and Unicode fonts.
Command‑line tool that converts HTML/CSS to PDF using the WebKit rendering engine; works on Windows, Linux, and macOS.
High‑quality HTML‑to‑PDF converter with CSS support, ideal for complex layouts, invoices, and reports.
Cloud‑based API that turns HTML + CSS into PDF or Excel, with support for Java, .NET, Ruby, Python, and more.
Node.js wrapper around wkhtmltopdf for easy PDF generation from HTML with a simple JavaScript API.
Java library that renders XHTML + CSS to PDF using iText under the hood, but provides a higher‑level API for layout.
Feature‑rich .NET library for creating, editing, and securing PDFs, with support for forms, tables, and barcode generation.
Commercial .NET component for PDF creation, conversion, and manipulation, including digital signatures and OCR.
Enterprise‑grade HTML‑to‑PDF converter with CSS3, JavaScript, and SVG support; available for Java and .NET.
Java and .NET SDK for building PDFs programmatically, with strong support for forms, barcodes, and digital signatures.
Open‑source PDF rendering engine (used by Chrome) with bindings for C++, Java, and .NET; can be used for generation via low‑level APIs.
Open‑source PDF library for Java and .NET offering creation, modification, and extraction capabilities.
Java library focused on high‑performance PDF generation, supporting tables, images, and Unicode fonts.
The .NET port of iText, providing the same powerful PDF generation features for C# developers.
Open‑source .NET library for creating and processing PDF documents; works well for simple reports and graphics.
Pure Ruby PDF generation library offering a clean DSL for building complex PDFs, tables, and graphics.
Python library that converts HTML/CSS to PDF using the Cairo graphics library; great for server‑side PDF generation.