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sci-astronomy/skymaker

Program that simulates astronomical images

sci-astronomy/stuff

Tool for automatic generation of astronomical catalogs

sci-astronomy/cpl

ESO common pipeline library for astronomical data reduction

sci-astronomy/gnuastro

GNU Astronomy Utilities

sci-astronomy/psfex

Extracts models of the Point Spread Function from FITS images

sci-astronomy/scamp

Astrometric and photometric solutions for astronomical images

sci-astronomy/sextractor

Extract catalogs of sources from astronomical FITS images

sci-astronomy/stiff

Converts astronomical FITS images to the TIFF format

sci-astronomy/swarp

Resample and coadd astronomical FITS images

sci-biology/raxml

Sequential, Parallel & Distributed Inference of Large Phylogenetic Trees

sci-biology/yass

Genomic similarity search with multiple transition constrained spaced seeds

sci-calculators/tiemu

Texas Instruments hand-helds emulator

sci-chemistry/mpqc

The Massively Parallel Quantum Chemistry Program

sci-chemistry/gromacs

The ultimate molecular dynamics simulation package

sci-geosciences/gmt

Powerful map generator

sci-geosciences/grass

Free GIS with raster and vector functionality, as well as 3D vizualization

sci-libs/atlas

Automatically Tuned Linear Algebra Software

sci-libs/fftw

Fast C library for the Discrete Fourier Transform

sci-libs/hdf5

General purpose library and file format for storing scientific data

sci-libs/scotch

Software for graph, mesh and hypergraph partitioning

sci-libs/superlu_mt

Multithreaded sparse LU factorization library

sci-libs/dcmtk

The DICOM Toolkit

sci-libs/libsc

Support for parallel scientific applications

sci-libs/mathgl

Math Graphics Library

sci-libs/p4est

Scalable Algorithms for Parallel Adaptive Mesh Refinement on Forests of Octrees

sci-libs/sundials

Suite of nonlinear solvers

sci-libs/trilinos

Scientific library collection for large scale problems

sci-libs/vtk

The Visualization Toolkit

sci-mathematics/abc

System for sequential logic synthesis and formal verification

sci-mathematics/form

Symbolic Manipulation System

sci-mathematics/pari

Computer-aided number theory C library and tools

sci-mathematics/highs

Modern solver for linear, quadratic, and mixed-integer programs

sci-mathematics/petsc

Portable, Extensible Toolkit for Scientific Computation

sci-physics/bullet

Continuous Collision Detection and Physics Library

sci-physics/clhep

High Energy Physics C++ library

sci-physics/geant

Toolkit for simulation of passage of particles through matter

sys-apps/haveged

A simple entropy daemon using the HAVEGE algorithm

sys-cluster/gasnet

Networking middleware for partitioned global address space (PGAS) language

sys-cluster/mpich

A high performance and portable MPI implementation

sys-fs/erofs-utils

Userspace tools for EROFS

sys-libs/newlib

Newlib is a C library intended for use on embedded systems

sys-power/suspend

Userspace Software Suspend and S2Ram

virtual/mpi

Virtual for Message Passing Interface (MPI) v2.0 implementation

www-misc/litmus

WebDAV server protocol compliance test suite

www-servers/apache

The Apache Web Server

www-servers/kore

Web application platform for writing scalable, concurrent web based processes

www-servers/webfs

Lightweight HTTP server for static content

x11-misc/x11vnc

A VNC server for real X displays

games-emulation/RetroArch

RetroArch is a frontend for emulators, game engines and media players

media-plugins/gimp-resynthesizer

Suite of GIMP plugins for texture synthesis