支持放大缩小（包含滚动）、缩略图、翻页、跳转、单双页预览，包含自定义控件及无边框窗口。

Google在BSD 3-Clause许可证下开源了Chrome的PDF渲染引擎PDFium。不同于Mozilla基于JavaScript的PDF.js，PDFium是基于Foxit Software提供的PDF代码

用于查看，导航，文本提取和编辑PDF文件的Delphi和C ++ Builder组件。 使用PDFium开源PDF渲染引擎 适用于Delphi / C ++ Builder 5-10.3和Lazarus 2.0.6 版本中包含全部源代码

操作pdf文件、读写都行

Google开源PDFium项目采用福昕PDF技术作为其开源PDF渲染引擎的Dll

pdfiumviewer 基于开源pdfium开发，实现winform和wpf调用。

PDFium Component Suite for .NET is a component for viewing, browsing, extracting and editing PDF files. This component is a package from the PDFium library and runs on Windows only. This component is an open source library and a powerful library for viewing pdfs in Chrome. You can use this component to display and direct pdf files. In addition, you can extract text from the pdf file and edit it. If you are looking for a pdf viewer or editor for your mobile device, you can try this pdf file maker based on javascript and pdf file viewer. However, the PDFium component is a commercial component for Windows that has a free trial.

Qt使用PDFium库操作pdfQt使用PDFium库操作pdfQt使用PDFium库操作pdf

pdfium.dll面免费下载，如果收取积分通知我修改成不要积分的，不知道为撒这积分有时自己涨，给大家提供一个便利

谷歌开源PDFium，福昕PDF解析渲染引擎，支持PDF的阅读、搜索、打印和文档/表单的填写。