C# .NET Core, Java, Python, C++, Android, PHP, Node.js APIs to create, process and convert PDF, Word, Excel, PowerPoint, email, image, ZIP, and several other formats in Windows, Linux, MacOS & Android....to zip in python 1 add fill layer in photoshop 1 add footer in...in pdf in java 1 add image or text in xps with cpp 1 Add Image...