There are 153 repositories under vhdl topic.
Digital logic design tool and simulator
Haskell to VHDL/Verilog/SystemVerilog compiler
Hardware Description Languages
A tiny Open POWER ISA softcore written in VHDL 2008
open-source IEEE 802.11 WiFi baseband FPGA (chip) design: FPGA, hardware
Portable RISC-V System-on-Chip implementation: RTL, debugger and simulators
A C-like hardware description language (HDL) adding high level synthesis(HLS)-like automatic pipelining as a language construct/compiler feature.
VHDL and Verilog/SV IDE: state machine viewer, linter, documentation, snippets... and more!
A List of Free and Open Source Hardware Verification Tools and Frameworks
bladeRF-wiphy is an open-source IEEE 802.11 compatible software defined radio VHDL modem
Fast Verilog/VHDL parser preprocessor and code generator for C++/Python based on ANTLR4
A modern and open-source cross-platform software for chips reverse engineering.
Repurposing existing HDL tools to help writing better code
Open source software for chip reverse engineering.
AXIOM firmware (linux image, gateware and software tools)
Style guide enforcement for VHDL