nickg/nvc

VHDL 2008/93/87 simulator

Verilator open-source SystemVerilog simulator and lint system

Icarus Verilog

A fast VHDL language server and analysis library written in Rust

Haskell to VHDL/Verilog/SystemVerilog compiler

cocotb: Python-based chip (RTL) verification

VHDL and Verilog/SV IDE: state machine viewer, linter, documentation, snippets... and more!

VUnit is a unit testing framework for VHDL/SystemVerilog

All in one vscode plugin for HDL development