Frameworks

gdsfactory
An open source platform for end to-end photonic chip design and validation

migen
A Python toolbox for building complex digital hardware

MyHDL
Python as a hardware description and verification language

nMigen
A refreshed Python toolbox for building complex digital hardware

PipelineC
Open source C-like hardware description language with high-level-synthesis-like automatic pipelining and several other real life design inspired features.

Silice
Silice is an open source language that simplifies writing algorithms fully exploiting FPGA architectures

SVUnit
SVUnit is an open-source test framework for ASIC and FPGA developers writing Verilog/SystemVerilog code.

VUnit
Open source unit testing framework for VHDL/SystemVerilog