Details of the Open Source Software, URL links and their Utilities
Commercial Software Similar Open source License Used where Download Link
MATLAB Scilab CeCILL Engineering (Electrical, Mechanical, Civil, Electronics, Embedded systems, Chemical), Science (Physics, Mathematics)
Mathematica Maxima GPL Mathematics, Engineering
Cadence pSpice ngspice BSD Engineering (Electrical, Electronics, Embedded systems)
Microsoft Office Open office LGPL All branches
Microsoft Office LaTeX LPPL All branches http://www.latex‐
Mathematica/Maple Sage GPL Precise arithmetic, algebra, symbolic computation
Microsoft Windows GNU/Linux GPL All branches
Turbo C GCC GPL Engineering (Introductory Computing
– all branches)
Pro/E BRL-CAD BSD Engineering (CAD)
MASM NASM, FASM BSD, BSD Engineering (Electronics, Computer Science)
MS OFFICE Plotting tools Xmgrace, XFIG, GNUPLOT BSD, GPL,
Own license (but free)
Drawing the figures, plots, flow diagrams
Code composer Studio, IAR Workbench GNU
GPL Assembler, Compilers for micro controllers and DSP Processors (MSP, VC33 etc)
(kernel and user space respectively),
Real-time operating System for Desktop and Embedded Systems‐HOWTO/RTLinux‐ HOWTO.html
KEIL 8051 SDCC GPL GCC SDCC compiler for 8051 controlers
synopsis-CosmosSE, Mentor-Icstudio, Cadence-Virtuoso Xcircuit GPL schematic design
Mentor-ICstation, Cadence-Virtuoso Magic BSD Used for chip Layout design
Modelsim ghdl, freehdl GPL VHDL compiler
Matlab Octave GPL Numerical Computation
AutoCad KiCad, GPL CAD system