End-To-End is a crypto library to encrypt, decrypt, digital sign, and verify signed messages (implementing OpenPGP)

[Unmaintained] Open source two-factor authentication for Android

Android application compatible with ZX2C4's Pass command line application

Bouncy Castle Java Distribution (Mirror)

OpenKeychain is an OpenPGP implementation for Android.

BouncyCastle.NET Cryptography Library (Mirror)

Manage your GnuPG keys with ease! 🔐

Python library and command line tool for configuring any YubiKey over all USB interfaces.

OpenPGP implemented in pure Rust, permissively licensed

Generate links that users can use to submit messages encrypted with your public key.

The GNU Privacy Guard. NOTE: Maintainers are not tracking this mirror. Do not make pull requests here, nor comment any commits, submit them usual way to bug tracker (https://www.gnupg.org/documentation/bts.html) or to the mailing list (https://www.gnupg.org/documentation/mailing-lists.html).

Chatmail Rust Core library, used by Android/iOS/desktop chatmail apps, bindings and bots 📧

ObjectivePGP is an open-source library for iOS and macOS that provides developers with tools for implementing OpenPGP encryption and decryption, digital signing, and signature verification in their applications, thereby enhancing security and data integrity.

A modern "Enigma" built on GnuPG brings easy and trustworthy to your privacy life.

OpenPGP (RFC4880) Implementation in IcedCoffeeScript

A tool to detect when your YubiKey is waiting for a touch (to send notification or display a visual indicator on the screen)

Minimalist secure text editor and binary encryptor that implements RFC 4880 Open PGP format: symmetrically encrypted, compressed and integrity protected. The editor can protect files with passwords, key files or both.

Core implementations of an open-source secure key

GitHub Action to import a GPG key

OpenPGP Key Server

A secure and easy-to-use CLI password manager for macOS and Linux

OpenPGP.org website

:lock: GPG Sync is designed to let users always have up-to-date public keys for other members of their organization

OpenSource, frictionless and secure way to share and manage app secrets across teams.

Pico Fido + Pico OpenPGP

RNP: high performance C++ OpenPGP library used by Mozilla Thunderbird

🔐 A simple developer-friendly CLI for managing secrets

Make using Bouncy Castle with OpenPGP fun again!

The multiversal cryptoengine!

Convenient End-to-End Encryption for E-Mail