applications/engineering
- BEDTools - A flexible suite of utilities for comparing genomic features
- GMT - Generic Mapping Tools
- GMT-coastlines - Coastline data for GMT
- Macaulay2 - System for algebraic geometry and commutative algebra
- Mayavi - Scientific data 3-dimensional visualizer
- PyQuante - Python Quantum Chemistry
- R - A language for data analysis and graphics
- R-DBI - Database interface module for R
- R-car - Companion to Applied Regression package for R
- R-lmtest - Testing Linear Regression Models for R
- R-msm - Multi-state Markov and hidden Markov models in continuous time
- R-multcomp - Simultaneous inference for general linear hypotheses R Package
- R-mvtnorm - Multivariate normal and T distribution R Package
- R-qtl - Tools for analyzing QTL experiments
- R-sandwich - Robust Covariance Matrix Estimators
- R-systemfit - Simultaneous Equation Estimation R Package
- R-zoo - Z's ordered observations for irregular time series
- accrete - Accrete is a physical simulation of solar system planet formation
- alliance - VLSI EDA System
- apbs - Adaptive Poisson Boltzmann Solver
- archimedes - 2D Quantum Monte Carlo simulator for semiconductor devices
- avarice - Program for interfacing the Atmel JTAG ICE to GDB
- avra - Atmel AVR assembler
- avrdude - Software for programming Atmel AVR Microcontroller
- bfast - Blat-like Fast Accurate Search Tool
- boinc-client - The BOINC client core
- bowtie - An ultrafast, memory-efficient short read aligner
- bwa - Burrows-Wheeler Alignment tool
- cddlib - A library for generating all vertices in convex polyhedrons
- clac - Command Line Advanced Calculator
- cloudy - Spectral synthesis code to simulate conditions in interstellar matter
- covered - Verilog code coverage analyzer
- cp2k - A molecular dynamics engine capable of classical and Car-Parrinello simulations
- dgc - Digital Gate Compiler
- dia-CMOS - Dia CMOS Shapes
- dia-Digital - Dia Digital IC logic shapes
- dia-electric2 - Dia Digital IC logic shapes
- dia-electronic - Dia Digital IC logic shapes
- dia-optics - Dia Optics shapes
- dinotrace - Waveform viewer for electronics
- drawtiming - A command line tool for generating timing diagrams
- ds9 - Astronomical Data Visualization Application
- dx - Open source version of IBM's Visualization Data Explorer
- e00compr - Library to compress and uncompress E00 files
- eclipse-veditor - Eclipse-based Verilog/VHDL plugin
- emacs-verilog-mode - Verilog mode for Emacs
- eqntott - Generates truth tables from Boolean equations
- ergo - A program for large-scale self-consistent field calculations
- espresso-ab - A boolean minimization tool
- extrema - Extrema is a powerful visualization and data analysis tool
- fped - A footprint editor used by openmoko developers
- freeDiameter - A Diameter protocol open implementation
- freehdl - GPLed free VHDL
- funtools - FITS library and utilities
- gabedit - GUI for computational chemistry
- gcx - Data-reduction tool for CCD photometry
- gdl - GNU Data Language
- gds2pov - GDS2 layout file to POV-Ray conversion
- geda-gaf - Design Automation toolkit for electronic design
- geos - GEOS is a C++ port of the Java Topology Suite
- gerbv - Gerber file viewer from the gEDA toolkit
- gfan - Software for Computing Gröbner Fans and Tropical Varieties
- ggobi - Open source visualization for exploring high-dimensional data
- gnucap - The Gnu Circuit Analysis Package
- gnuplot44 - A program for plotting mathematical expressions and data
- gnusim8085 - Graphical simulator for 8085 assembly language
- gplcver - An interpreted Verilog HDL simulator
- grace - Numerical Data Processing and Visualization Tool
- grads - Tool for easy acces, manipulation, and visualization of data
- gresistor - Gnome resistor color code calculator
- gromacs - Fast, Free and Flexible Molecular Dynamics
- gsim85 - An 8085 microprocessor simulator
- gtkwave - Waveform Viewer
- gts - GNU Triangulated Surface Library
- h5py - A Python interface to the HDF5 library
- iec16022 - Generate ISO/IEC 16022 2D barcodes
- irsim - Switch-level simulator used even for VLSI
- iverilog - Icarus Verilog is a verilog compiler and simulator
- jday - A simple command to convert calendar dates to julian dates
- kicad - Electronic schematic diagrams and printed circuit board artwork
- ktechlab - Development and simulation of microcontrollers and electronic circuits
- lcm - Utilities for lightweight communications and marshaling
- libxc - Library of exchange and correlation functionals to be used in DFT codes
- linsmith - A Smith charting program
- lis - A library for solving linear equations and eigenvalue problems
- magic - A very capable VLSI layout tool
- maloc - Minimal Abstraction Layer for Object-oriented C
- maxima - Symbolic Computation Program
- mcu8051ide - IDE for MCS-51 based microcontrollers
- mmseq - Haplotype and isoform specific expression estimation for RNA-seq
- mot-adms - An electrical compact device models converter
- munipack - An astrophotometry software package
- ncl - NCAR Command Language and NCAR Graphics
- nco - Suite of programs for manipulating NetCDF/HDF4 files
- ncview - A visual browser for netCDF format files
- nesc - Compiler used by TinyOS
- netcdf - Libraries for the Unidata network Common Data Form
- netgen - LVS netlist comparison tool for VLSI
- ngspice - A mixed level/signal circuit simulator
- nightfall - Nightfall is an astronomy application for emulation of eclipsing stars
- normaliz - A tool for mathematical computations
- octave - A high-level language for numerical computations
- octave-image - Image processing for Octave
- octave-octcdf - A NetCDF interface for octave
- ogdi - Open Geographic Datastore Interface
- openscada - Open SCADA system project
- ovm - Open Verification Methodology : IEEE 1800 SystemVerilog standard
- packmol - Packing optimization for molecular dynamics simulations
- paraview - Parallel visualization application
- pcb - An interactive printed circuit board editor
- perl-Verilog - Verilog parsing routines
- perl-Verilog-Perl - Verilog parsing routines
- pharosc - VLSI and ASIC Technology Standard Cell Libraries
- picprog - Microchip PIC serial programmer software
- plplot - Library of functions for making scientific plots
- proj - Cartographic projection software (PROJ.4)
- pycam - Open Source CAM - Toolpath Generation for 3-Axis CNC machining
- pymol - PyMOL Molecular Graphics System
- python-fiat - Generation of arbitrary order instances of the Lagrange elements
- python-instant - Python module for instant inlining of C and C++ code
- python-mpmath - A pure Python library for multiprecision floating-point arithmetic
- python-myhdl - A python hardware description and verification language
- qcad - Simple 2D CAD program
- qd - Double-Double and Quad-Double Arithmetic
- qelectrotech - An electric diagrams editor
- qucs - Circuit simulator
- rmap - Rmap is a package that is able to generate images of the earth from a distance
- root - Numerical data analysis framework
- roundup - Simple and flexible issue-tracking system
- samtools - Tools for nucleotide sequence alignments in the SAM format
- scitools - A Python library for scientific computing
- sdcc - Small Device C Compiler
- sextractor - Extract catalogs of sources from astronomical images
- siril - Siril is an astronomical image processing software for Linux
- sk2py - Migrates Cadence Skill based PCells to Python PyCells
- smartsim - Digital logic circuit design and simulation package
- spacechart - A 3D star-mapping program
- swarp - Tool that resamples and co-adds together FITS images
- tachyon - Parallel / Multiprocessor Ray Tracing System
- teal - Verification Utility and Connection Library
- tkgate - An event driven digital circuit simulator
- toped - VLSI IC Layout Editor
- towhee - A Monte Carlo molecular simulation code
- uisp - Universal In-System Programmer for Atmel AVR and 8051
- vaspview - VASP Data Viewer
- vcftools - VCF file manipulation tools
- verilator - A fast simulator for synthesizable Verilog
- vhd2vl - VHDL to Verilog translator
- vrq - Verilog tool framework with plugins for manipulating source code
- wannier90 - Maximally-localised Wannier functions
- wb_builder - Wishbone Bus Builder
- wcstools - Software utilities to display and manipulate the WCS of a FITS image
- wgrib - Manipulate, inventory and decode GRIB files
- wgrib2 - Manipulate, inventory and decode GRIB2 files
- wxMaxima - Graphical user interface for Maxima
- wxmacmolplt - A graphics program for plotting 3-D molecular structures and normal modes
- wxpropgrid - A property sheet control for wxWidgets
- xcircuit - Electronic circuit schematic drawing program
- xdrfile - A small C-library for reading and writing GROMACS trr and xtc files
- xpa - The X Public Access messaging system
- xvarstar - Astronomical program used for searching GCVS