README.md


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## eSim

[eSim](https://esim.fossee.in/) is an open source EDA tool for circuit design, simulation, analysis and PCB design, developed by [FOSSEE Team](https://www.fossee.in/) at [IIT Bombay](https://www.iitb.ac.in/).
It is an integrated tool build using open source softwares such as KiCad, Ngspice and GHDL.

## Releases and Installation
eSim is released for the following distributions (operating systems):
* Ubuntu 18.04, 20.04 LTS versions.
* Microsoft Windows 8, 10 and 11.

To use eSim on your machine having above distributions, please refer to link [here](https://esim.fossee.in/downloads) for installation and other guidelines.

> Note for other distributions: You can refer [`installers`](https://github.com/fossee/eSim/tree/installers) branch for documentation on packaging (for above mentioned distributions) to build installers for your operating system in a similar way. For providing your build, please check the `Contribution` section mentioned below.

## Features
* An open-source EDA tool.
* Perform Circuit Design.
* Perform Simulation.
* Perform Layout Design.
* Model and Subcircuit builder.
* Support for Mixed-Signal Simulations including Microcontrollers.
* eSim has been successfully ported to low cost FOSSEE [laptop](https://laptop.fossee.in/)

## Open-Source Softwares Used
* [Python](https://www.python.org/)
* [KiCad](https://www.kicad.org/)
* [NGHDL](https://github.com/fossee/nghdl/)
* [Makerchip](https://www.makerchip.com/)
* [SkyWater SKY130 PDK](https://skywater-pdk.rtfd.io/)

## eSim Manual
To know everything about eSim, how it works and it's feature please download the manual from [here](https://static.fossee.in/esim/manuals/eSim_Manual_2.4.pdf)

## Contact
For any queries regarding eSim please write us on at this [email address](mailto:contact-esim@fossee.in).

## Contribution
Please refer [here](https://github.com/FOSSEE/eSim/blob/master/CONTRIBUTION.md) for further details.

## License
It is developed by FOSSEE Team at IIT Bombay and is released under GNU GPL License.