eSim is an open source EDA tool for circuit design, simulation, analysis and PCB design. It is an integrated tool built using open source softwares such as KiCad (https://www.kicad.org/), Ngspice (https://ngspice.sourceforge.io/), GHDL (http://ghdl.free.fr), Verilator (https://www.veripool.org/verilator/), Makerchip IDE (https://www.makerchip.com/), and SkyWater SKY130 PDK (https://skywater-pdk.rtfd.io/). eSim source is released under GNU General Public License.
This tool is developed by the eSim Team at FOSSEE, IIT Bombay. To know more about eSim, please visit: https://esim.fossee.in/.
To discuss more about eSim, please visit: https://forums.fossee.in/