parser

pyVHDLParser
A token-stream based parser for VHDL-2008 creating a document object model (DOM).

GHDL
Open-source analyzer, compiler, simulator and synthesizer for VHDL

ghdl-yosys-plugin
Plugin for using GHDL as a VHDL frontend for Yosys

hdlConvertor
System Verilog and VHDL parser, preprocessor and code generator for Python/C++ written

rust_hdl
Collection of HDL related tools