iText for Java represents the next level of SDKs for developers that want to take advantage of the benefits PDF can bring. Equipped with a better document engine, high and low-level programming capabilities and the ability to create, edit and enhance PDF documents, iText can be a boon to nearly every workflow.
🔐 A high-performance E2EE library for .NET with Signal Protocol support. Features X3DH, Double Ratchet, Sender Keys, AES-GCM, RSA, ECDH, ECDSA, and secure key management. Supports .NET 6-10, .NET Standard 2.0/2.1, and .NET Framework 4.8+.
A modern, cross-platform OpenPGP tool with a unique dual-engine core: switch freely between the battle-tested GnuPG and a modern, memory-safe Rust rPGP backend. It makes encryption, signing, and key management easier and more trustworthy in everyday privacy workflows.
Convert HTML to DOCX/PDF and edit DOCX/XLSX/PPTX from .NET. Pure managed - no native binaries, no browser, no LibreOffice. Runs on Linux, works offline.
Majik Signature is a hybrid post-quantum content signing and verification library for the Majikah ecosystem. Built on top of Majik Key, it provides tamper-proof, forgery-resistant digital signatures for any content format — using a dual-algorithm architecture that combines classical Ed25519 with post-quantum ML-DSA-87 (FIPS-204).
A robust PHP library to manipulate PDFs using Ghostscript. Convert PDF to Images, Merge, Split, Encrypt, Watermark, Compress, and more with a simple fluent API.