Saaspose.Pdf is a REST API to create, edit, and manipulate PDF files. It also convert PDF files to DOC, DOCX, HTML, XPS, TIFF, etc. You can create a new PDF either from scratch or from HTML, XML, a template, a database, XPS, or an image. A PDF file can also be rendered to JPEG, PNG, GIF, BMP, TIFF, and many other image formats. It works with many languages, including .NET, Java, PHP, Ruby, and Python. It is a platform-independent REST API and works with Web, desktop, mobile, and cloud applications. Using the .NET SDK examples, you can replace text in a complete PDF document or choose to replace text on a particular page in a PDF file.