NAC is a collection of tools for cryptography. The goal is to provide simple-to-use crypto tools (like an OTP, String and number generator, public key algorithm...) you can use under Linux, Windows...
LavaRnd is a random number generator that converts a digitized chaotic source (such as a lens capped web camera) into cryptographically strong random numbers. LavaRnd comes with both an APIs (currently C and Perl) as well as a number of demos.