Documentation
Last updated: 2026-06-29
One Rust core, identical behavior in every language. Pick your binding: each page is a complete usage reference for the whole product surface.
Python
pip · ctypes wrapperDelphi / Free Pascal
unit · pure FFISwift
SwiftPM · macOS & iOSNode / TypeScript
npm · Koffi FFIRuby
gem · Fiddle FFIPHP
composer · ext-ffiGo
go get · cgo, staticC# / .NET
NuGet · P/Invoke
Everything is free. Basic generation and every feature (PDF/A,
digital signatures/PAdES, encryption, accessibility and page rendering) are
MIT licensed and always available. See documentation.