| Commercial
Software |
Similar
Open
Source |
Download Links |
License |
Used where |
| MATLAB |
Scilab |
https://www.scilab.org/products/scilab/download |
CeCILL |
Engineering (Electrical, Mechanical, Civil, Electronics, Embedded systems, Chemical), Science (Physics, Mathematics) |
| Mathematica |
Maxima |
https://maxima.sourceforge.net/download.html |
GPL |
Mathematics, Engineering |
| Cadence pSpice |
ngspice |
https://ngspice.sourceforge.net/download.html |
BSD |
Engineering (Electrical, Electronics, Embedded systems) |
| Microsoft Office |
Open office |
https://download.openoffice.org/ |
LGPL |
All branches |
| Microsoft Office |
LaTeX |
https://www.latex-project.org/ftp.html |
LPPL |
All branches |
| Mathematica/Maple |
Sage |
https://www.sagemath.org/download.html |
GPL |
Precise arithmetic, algebra, symbolic computation |
| Microsoft Windows |
GNU/Linux |
https://www.gnu.org/software/software.html |
GPL |
All branches |
| Toubo C |
GCC |
https://gcc.gnc.org/releases.html |
GPL |
Engineering(Introductory Compyting all Branches) |
| Pro/E |
BRL-CAD |
https://brlcad.org/d/download |
BSD |
Engineering(CAD) |
| MASM |
NASM, FASM |
https://www.nasm.us/pub/nasm/releasebuilds
https://flatassembler.net/download.php |
BSD, BSD |
Engineering(Electronics, Computer Science) |
| MS OFFICE Plotting Tools |
Xmgrace, XFIG, GNUPLOT |
https://sourceforge.net/projects/graceplot/
https://xflg.org/art17.html
https://www.gnuplot/download.html |
BSD, GPL,Own license
(but free) |
Drawing the figures, plots, flow diagrams |
| Code composer Studio, IAR Workbench |
GNU Binutils |
https://ftp.gnu.org/gnu/binutils/ |
GPL |
Assembler, Compilers for micro controllers and DSP Processors (MSP, VC33 etc) |
| VxWORKS |
RTLinux,RTAI |
https://www.rtai.org/ |
GPL, GPL/LGPL(kernel and user space respectively), |
Real-time operating System for Desktop and Embedded Systems |
| KEIL 8051 |
SDCC |
https://sdcc.sourceforge.net/index.php#Download |
GPL |
GCC SDCC compiler for 8051 controlers |
| synopsis-CosmosSE, Mentor-Icstudio, Cadence-Virtuoso |
Xcircuit |
https://opencircitdesign.com/xcircuit/download.html |
GPL |
schematic design |
| Mentor-ICstation, Cadence-Virtuoso |
Magic |
https://opencircultdesign.com/magic/download.html |
BSD |
Used for chip Layout |
| Modelsim |
ghdl, freehdl |
https://ghdi.free.fr/download.htmlhttps://freehdl.seul.org/ |
GPL |
VHDL compiler |
| Matlab |
Octave |
https://www.gnu.org/software/octave/download.html |
GPL |
Numerical Computation |
| AutoCad |
KiCad, FreeCad |
https://kicad.sourceforge.net/wiki/Download
https://sourceforge.net/projects/free-cad/ |
GPL |
CAD system |
| S-Plus |
R |
https://cran.r-project.org/din/ |
GPL |
Statistics |
| Operating System |
GNU/LINUX |
https://www.bosslinux.in/ |
GPL |
Operating System |