The PDF SDKs Software solutions below are the most common alternatives that users and reviewers compare with ComPDF. Other important factors to consider when researching alternatives to ComPDF include reliability and ease of use. The best overall ComPDF alternative is pdfFiller by airSlate. Other similar apps like ComPDF are Apryse PDF SDK, DevExpress, Nutrient SDK, and Foxit PDF SDK. ComPDF alternatives can be found in PDF SDKs Software but may also be in Document Creation Software or Component Libraries Software.
pdfFiller is a comprehensive online document management platform that provides the services of an online editor, cloud storage platform, and a signature request manager all in one package. Since 2008, pdfFiller has been allowing customers to fill and send any PDF form online. Over 2 million people access the site every year, and our customers fill 20,000 forms a day.
PDF components and tools.
DevExpress engineers feature-complete Presentation Controls, IDE Productivity Tools, Business Application Frameworks, and Reporting / Dashboard Systems for Visual Studio, Delphi, HTML5 or iOS & Android development. Our product line includes UI components and libraries for desktop and mobile development (WinForms / WPF / WinUI / MAUI / Xamarin / VCL), the web (ASP.NET Core / Blazor / Web Forms / MVC / JavaScript: Angular, React, Vue, jQuery), Office File API, .NET Application Frameworks, ORM Tools, and End-to-End Web Testing.
PDF SDK provides a robust set of platform-independent PDF libraries that allow developers to develop once, port many times and to quickly and cost-effectively extend the reach of their software to multiple platforms.
iText is a powerful SDK for high-speed PDF creation and manipulation in Java and C#. The iText Suite features the open-source iText Core library, with open and closed source add-ons for extra functionality.
The Adobe PDF Library gives developers more control over PDF functionality within their custom applications. Program in C/C++, .NET Framework (C# or VB.NET), .NET Core and Java languages using one SDK. Built on Adobe source code for consistency and reliability.
Powerful API to modify and generate PDF documents works in C# and VB.NET; HTML to PDF conversion (comes with a proper plugin); Supports annotating, font embedding; DocX to PDF conversion.
React PDF is a powerful PDF viewer component built in React.js. Unlike iframe-based viewers or generic wrappers, React PDF integrates natively into your React app, providing full control over the viewing experience with minimal setup. With developer-first features like flexible toolbar customization, zoom and layout control, page rendering hooks, and clear documentation, it enables teams to render PDF viewer into their applications easily. React PDF integrates well with various React framework such as Next.js, Remix, Gatsby and Docusaurus. It is compatible with React 18 and React 19. Ideal for teams looking to an AI tool, document management system, or just a PDF reader. React PDF offers the performance and flexibility needed for production-grade applications. React PDF is regularly updated with dedicated support. It includes a perpetual license model with 1-year support and version updates.