Symmetric

GoMF (Garys openMosix Floppy) is a single floppy openMosix Linux mini-distro designed to quickly add CPU/Memory resources to an openMosix cluster. The floppy includes the auto discovery daemon and some user tools like mosctl, mosrun, mosmon, mps, setpe. The floppy uses: Linux 2.4.24-om... Platforms: *nix

seppl is both a protocol definition and a software implementation of a new encryption layer for IPv4. seppl project makes use of symmetric cryptography for encrypting the whole traffic on a network. Its implementation is designed around Linux netfilter/iptables. seppl introduces two new... Platforms: *nix

GCC UPC toolset provides a compilation and execution environment for programs written in the UPC (Unified Parallel C) language. The GCC UPC compiler extends the capabilities of the GNU GCC compiler. The GCC UPC compiler is implemented as a C Language dialect translator, in a fashion similar to... Platforms: *nix

CODEX is a software designed for applications with a moderate number of clients requesting authentication keys When designing secure applications, it is not uncommon to assume some out-of-band mechanism for distributing keys or other secrets. Other applications without inherent security... Platforms: *nix

twocrypt provides a crypto tool with a deniable encryption option. twocrypt (2c) is a tool for the ultra-paranoid, providing a traditional crypto, but also an option of deniable (subpoena-proof) encryption. It encrypts one or two files at once. Each file can be recovered with its respective... Platforms: *nix

openMosix is a Linux kernel extension for single-system image clustering. This kernel extension turns a network of ordinary computers into a supercomputer for Linux applications. Once you have installed openMosix, the nodes in the cluster start talking to one another and the cluster adapts... Platforms: *nix

Libgcrypt is a general purpose cryptographic library based on the code from GnuPG. It provides functions for all cryptograhic building blocks: symmetric ciphers (AES, DES, Blowfish, CAST5, Twofish, Arcfour) hash algorithms (MD4, MD5, RIPE-MD160, SHA-1, TIGER-192), MACs (HMAC for all hash... Platforms: *nix

The Blowfish cipher in C and i386 assembler. In cryptography, Blowfish is a keyed, symmetric block cipher, designed in 1993 by Bruce Schneier and included in a large number of cipher suites and encryption products. While no effective cryptanalysis of Blowfish has been found to date, more... Platforms: *nix

Number::WithError is a Perl module that contains numbers with error propagation and scientific rounding. SYNOPSIS use Number::WithError; my $num = Number::WithError->new(5.647, 0.31); print $num . "n"; # prints 5.65e+00 +/- 3.1e-01 # (I.e. it automatically does scientific rounding) my... Platforms: *nix

Array::Utils module contains small utils for array manipulation. SYNOPSIS use Array::Utils qw(:all); my @a = qw( a b c d ); my @b = qw( c d e f ); # symmetric difference my @diff = array_diff(@a, @b); # intersection my @isect = intersect(@a, @b); # unique union my @unique =... Platforms: *nix

The Linux SMP kernel uses spinlocks to protect data structures from concurrent, potentially conflicting accesses. Linux Kernel Spinlock Metering is a kernel patch that allows you to build an i386, ia64, Alpha, Sparc64, or mips64 kernel that can perform simple "metering" (record-keeping) of... Platforms: *nix

libpeak is a library for parallel events and asynchronous tasking. libpeak is an experimental C library and provides necessary support for an event-based application. Unlike other event libraries, libpeak might process events in parallel on Symmetric Multi-processing (SMP) systems. Its high... Platforms: *nix

The GNU Scientific Library (GSL) is a numerical library for C and C++ programmers. It is free software under the GNU General Public License. GNU Scientific Library provides a wide range of mathematical routines such as random number generators, special functions and least-squares fitting. There... Platforms: *nix

GNOME Sudoku is a GNOME-based puzzle game. Sudoku is a popular puzzle Japanese logic game. GNOME Sudoku intends to provide a simple interface for generating, playing, saving, printing and solving Sudoku puzzles. At present, GNOME Sudoku supports infinite undo, generation of symmetric puzzles... Platforms: *nix

Bio::NEXUS::DistancesBlock is a Perl module that represents DISTANCES block in NEXUS file. The DistancesBlock class represents a NEXUS Distances Block and provides methods for reading, writing, and accessing data within these blocks. Distances Blocks contain distance matrices, or a table of... Platforms: *nix

PDL::Slatec is a PDL interface to the slatec numerical programming library. SYNOPSIS use PDL::Slatec; ($ndeg, $r, $ierr, $a) = polyfit($x, $y, $w, $maxdeg, $eps); This module serves the dual purpose of providing an interface to parts of the slatec library and showing how to interface PDL... Platforms: *nix

Seldon is a C++ library for linear algebra. Seldon provides matrix and vector structures, and some methods and functions for computations (linear algebra). Seldon is designed to be efficient and convenient, which is notably achieved thanks to template classes. Exception handling and several debug... Platforms: *nix

Standard Maps (StdMap) displays the dynamics of several "area preserving" mappings. It will also find periodic orbits, cantori, and stable and unstable manifolds of any (symmetric) periodic orbit. Platforms: Mac

One of the ultimate time-wasting applications, Fractality is a toy and/or tool for creating polygonal fractals. Like geometric fractals, polygonal fractals are repetitive patterns following certain mathematical algorithms. Yet polygonal fractals are simpler, usually more symmetric, and often much... Platforms: Mac

PolarSSL is a light-weight open source cryptographic and SSL/TLS library written in C. PolarSSL makes it easy for developers to include cryptographic and SSL/TLS capabilities in their (embedded) applications with as little hassle as possible. Loose coupling of the components inside the library... Platforms: Windows, Mac, *nix, Other