Yubikey integration - Includes Prototypes for low-level Yubikey OTP functions witten by Simon Josefsson <simon@josefsson.org>. Copyright (c) 2006, 2007, 2008, 2009 Yubico AB All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

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A fast and very smart autolinking library that acts as a drop-in replacement for Rails `auto_link` This is now a significant departure from the base gem.

Use steganography to hide and encrypt data inside JPG, PNG, and BMP files.

Ruby wrapper for Facebook Zstandard library

A Zlib drop-in replacement implementing Zstandard compression algorithm

Ruby binding for @drewcsillag twofish implementation

A ZRE library for Ruby. This is a Ruby (MRI) binding for the Zyre library for reliable group messaging over local area networks, an implementation of the ZeroMQ Realtime Exchange protocol.