Fast TCP encryption

python bindings for libqrencode

C++ OT extension implementation

ZXing ("Zebra Crossing") barcode scanning library for Java, Android

Python framework for Telegram Bot API

Zerocoin: C++ lib for anonymous extension to bitcoin

The WhatsApp lib

DashPay Wallet for Android

BitShares Improvement Proposals and Protocols. These technical documents describe the process of updating and improving the BitShares blockchain and technical ecosystem.

A javascript Bitcoin library for node.js and browsers.

JavaScript library of crypto standards.

Dash - Reinventing Cryptocurrency

HTML5 Crypto-Developer Framework for Bitcoin, Litecoin, Dogecoin, and DashPay

Plasma is an interactive disassembler for x86/ARM/MIPS. It can generates indented pseudo-code with colored syntax.

interesting stuff about arm devices (Utilite, SolidRun, Odroid)