Digital Signatures Collection

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🔮Psychic

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“pure-python ECDSA signature/verification and ECDH key agreement”

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🌊Water

★★

“PDF library for Go: layout engine, HTML to PDF, forms, signatures, barcodes, and PDF/A. Apache 2.0.”

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💎Aqua

★★

“📡 An AX.25 packet radio chat protocol with support for digital signatures and binary compression. Like IRC over radio waves.”

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🔮Psychic

★★

“A simple, modern, and secure encryption and signing tool that aims to be a better version of age and Minisign.”

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⚡Thunder

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“⭐ Приложение-сервер для работы с Электронно Цифровой Подписью (ЭЦП) РК”

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⚙️Steel

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“Pure Rust PDF library for AI/RAG: structure-aware chunking, no ML, no C deps.”

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🔥Fire

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“Swift cryptography library for Bitcoin and Nostr. ECDSA, Schnorr, ECDH, and zero-knowledge proofs on secp256k1. Apple platforms and Linux.”

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☠️Poison

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“Simple and Agnostic PDF Document Parser in PHP - sign PDF docs using PHP”

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💎Aqua

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“A linked data proof suite for BBS+ signatures”

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⚙️Steel

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“Multi-provider digital signature library for Rust”

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⚡Thunder

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“Ed25519 high-performance public-key signature system as a RubyGem (MRI C extension and JRuby Java extension)”

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🔮Psychic

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“A pure python implementation of ML-DSA (FIPS 204) and CRYSTALS-Dilithium”

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⚡Electric

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“Be a part of learnmeabitcoin translation”

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💻Normal

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“Bash script that verifies your GOG offline installers' authenticity and checksums. Made to scan large collections.”

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⚡Electric

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“Hääl - Anonymous Electronic Voting System on Public Blockchains”

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📦Normal

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“ComPDF SDK for Objective-C — a full-featured PDF library for iOS apps. Build powerful PDF viewers and editors with support for document viewing, annotations, form filling, digital signatures, text editing, redaction, and document management.”

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🔥Flame

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“ComPDF SDK for Java is a full-featured PDF library for server-side applications. Enable advanced PDF viewing, editing, annotating, form filling, digital signatures, redaction, and document manipulation in your JVM-based projects.”

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📦Normal

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“Pure Rust client for YubiHSM2 devices”