A curated list of awesome open source hardware tools, generators, and reusable designs.

• Categorized
• Alphabetical (per category)
• Requirements
  • link should be to source code repository
  • open source projects only
  • working projects only (not WIP/rusty)
• One tag line sentence per project
• R = Recommended

• Manufacturable PDKs
• Virtual PDKs

• Build systems
• Circuit compilers
• FPGA compilers
• Layout compilers

• Documentation

• Benchmarks
• Board design
• Digital design
• FPGA design
• Formal verification
• Linters
• Register design
• Schematics
• Simulators
• Verification frameworks
• Physics
• Waveform Viewers

• Accelerators
• Analog circuits
• Chip packaging
• Boards
• Connectivity
• CPUs
• FPGA architectures
• Libraries
• Memory
• Systems

• Analog design
• ASIC design
• Digital design
• FPGA design

• gf180
  • GlobalFoundries 180nm CMOS PDK
• sg13g2
  • IHP 130nm BiCMOS PDK
• sky130
  • Skywater 130nm CMOS PDK

• asap7
  • Predictive 7nm PDK
• freepdk45
  • Predictive 45nm PDK
• probe3.0
  • Process/design DTCO path finding technology

• bazelhdl
  • Bazel based hdl build system
• bender
  • Dependency management tool for hardware projects.
• chipyard
  • Agile RISC-V SoC Design Framework.
• cocoon
  • Infrastructure for integrated EDA
• edalize
  • Abstraction library for interfacing EDA tools.
• flgen
  • Generate a filelist for EDA tools
• fusesoc
  • Package manager and build abstraction tool for FPGA/ASIC development.
• hammer
  • Agile physical design component part of UC Berkeley Chipyard framework.
• hwtbuildsystem
  • Library of utils for interaction with the vendor tools.
• legohdl
  • Command line HDL package manager and development tool.
• mflowgen
  • Build-system generator for ASIC and FPGA design-space exploration.
• siliconcompiler (R) ⭐
  • Modular distributed build system for hardware

• abc (R) ⭐
  • System for sequential logic synthesis and formal verification
• act
  • Asynchronous circuit compiler tools
• aihwkit
  • IBM Analog Hardware Acceleration Kit
• amaranth
  • Python based hardware design framework
• bigspicy
  • Tool for merging circuit descriptions
• bsc
  • Compiler, simulator, and tools for the Bluespec Hardware Description Language
• calyx
  • Intermediate language and compilers that generate custom hardware accelerators
• chisel (R) ⭐
  • Scala based hardware description language
• circt
  • Circuit IR Compilers and Tools
• circuitgraph
  • Tools for working with circuits as graphs in python
• circuitops
  • Infrastructure for dataset generation and model deployment in Generative AI
• clash
  • Haskell to VHDL/Verilog/SystemVerilog compiler
• coreir
  • LLVM-style hardware compiler with first class support for generators
• dfiant
  • Dataflow Hardware Description Language
• fault
  • Design-for-testing (DFT) Solution
• finn
  • Dataflow compiler for QNN inference
• firrtl
  • Intermediate Representation for RTL
• gamma
  • Optimizes mapping of DNN models on DNN Accelerators
• gamora
  • Graph Learning based Symbolic Reasoning for Large-Scale Boolean Networks
• ghdl-yosys-plugin
  • VHDL synthesis (based on ghdl)
• halide
  • Language for fast, portable data-parallel computation
• halide-to-hardware
  • Hardware generator combining halide and coreir
• hastlayer
  • VHDL generator from .NET languages (C#, F#, and others) and FPGA framework for .NET hardware acceleration
• hdl21
  • Hardware Description Library
• hdlconvertor
  • Verilog/VHDL parser preprocessor and code generator for C++/Python based on ANTL4
• hs-to-coq
  • Convert Haskell source code to Coq source code
• ipyxact
  • Python-based IP-XACT parser
• livehd
  • Infrastructure for live interactive synthesis and simulation
• llhd
  • Intermediate representation for digital circuit descriptions
• lsoracle
  • Famework built on EPFL logic synthesis libraries.
• lstools
  • Showcase examples for EPFL logic synthesis libraries
• kami
  • Platform for High-Level Parametric Hardware Specification and Verification
• magma
  • Python based hardware design language
• matchlib
  • Synthesizable SystemC/C++ library of commonly-used hardware functions
• matchclib_connections
  • Synthesizable SystemC library implementing latency-insensitive channels
• mockturtle
  • C++ logic network library
• myhdl
  • Python based hardware description and verification language
• naja
  • Structural Netlist API for EDA post synthesis flow development
• netlist-paths
  • A library and command-line tool for querying a Verilog netlist
• panda-bambu
  • High level synthesis (HLS) C/C++ framework
• pipelinec
  • C-like hardware description language (HDL) with automatic pipelining
• pygears
  • Python based hardware design framework
• pymtl3
  • Python hardware generation, simulation, and verification framework
• pyrtl
  • Python integrated design and simulation framework
• pysysc
  • Python package to make SystemC usable from Python
• pyverilog
  • Python design toolkit for Verilog HDL
• rohd
  • Dart based framework for describing and verifying hardware
• scip
  • Solving Constraint Integer Problems
• silice
  • Language that simplifies prototyping and writing algorithms on FPGA architectures
• skidl
  • SKiDL is a module that extends Python with the ability to design electronic circuits
• slang
  • Library for lexing, parsing, type checking, and elaborating SystemVerilog code
• sodaopt (R) ⭐
  • Optimizer leveraging mlir to extract, optimize, translate HLSinto LLVM IR
• spinalhdl
  • Scala based HDL
• spydrnet
  • Framework for analyzing and transforming Verilog netlists
• surelog (R) ⭐
  • SystemVerilog IEEE 2017 Pre-processor, Parser, Elaborator, UHDM Compiler
• sv-parser
  • SystemVerilog IEEE 1800-2017 parser library
• sv2v (R) ⭐
  • SystemVerilog to Verilog conversion
• systemc (R) ⭐
  • SystemC system design and verification language that spans hardware and software
• systemc-compiler
  • Translates synthesizable SystemC to synthesizable Verilog
• synlig
  • SystemVerilog support for Yosys
• tapasco
  • Heterogeneous system composer
• tce
  • Application-specific instruction-set processor (ASIP) toolset
• uhdm
  • Universal object model for IEEE SystemVerilog designs
• verible
  • SystemVerilog developer tools, including a parser, style-linter, and formatter
• veriloggen
  • Mixed-Paradigm Hardware Construction Framework
• veryl
  • Modern Hardware Description Language based on Rust/SV
• verik
  • Kotlin based hardware description language
• vlsir
  • Interchange formats for chip design
• xls
  • Google framework for hardware synthesis
• yosys (R) ⭐
  • Yosys Open SYnthesis Suite

• amf-placer
  • Timing-driven analytical mixed-size FPGA placer
• dreamplacefpga
  • Analytical Placer for Large Scale Heterogeneous FPGA
• flowtune
  • FPGA synehsis and PNR optimizer
• nextpnr
  • FPGA place and route tool
• vtr (R) ⭐
  • FPGA place and route tool

• align
  • Automatic layout generator for analog circuits
• autodmp
  • Automated DREAMPlace-based Macro Placement
• bag
  • Berkeley analog layout generator
• coriolis
  • RTL2GDS toolchain for mature nodes
• dreamplace
  • Deep learning toolkit-enabled VLSI placement
• gdsfactory
  • Platform for chip design and layout
• gds3d
  • Render GDS files in 3D
• gdsiistl
  • Converts GDSII files to STL files
• gdstk
  • C++/Python library for creation and manipulation of GDSII and OASIS files.
• gdspy
  • Python module for creating GDSII stream files, usually CAD layouts.
• ieda
  • RTL2GDS infrastructure
• klayout (R) ⭐
  • Layout viewer
• kweb
  • Klayout Web Viewer
• lclayout
  • Layout generator for CMOS standard-cells
• layout21
  • Integrated Circuit Layout
• magic
  • Magic VLSI layout tool
• magical
  • Machine Generated Analog IC Layout
• openroad (R) ⭐
  • Complete RTL2GDS platform
• phidl
  • Python GDS layout and CAD geometry creation

• big-doe-openroad
  • Framework for launching massive RTL2GDS experiements
• bringup-bench
  • Collection of minimal programs useful for system bringup
• bsg_pipeclean_suite
  • Collection of designs used to stress test new CAD flows
• corescore
  • Benchmark for FPGAs and their synthesis/P&R tools
• epfl-benchmarks
  • Combinational Benchmark Suite for logic synthesis
• fpga-tool-perf
  • FPGA tool performance profiling
• opdb
  • Princeton design benchmark generators
• rdf-2020
  • IEEE CEDA eda benchmark flow
• sv-tests
  • SystemVerilog compliance test suite
• verilog-eval
  • Verilog evaluation benchmark for large language model

• boardview
  • Reads KiCAD PCB layout files and writes ASCII Boardview files
• cuflow
  • Experimental procedural PCB layout program
• datasheet-scrubber
  • Utility that scrubs PDF datasheets/documents in order to extract key circuit information
• freecad (R) ⭐
  • 3D parametric CAD for building models of components for KiCad 3D preview (also enclosures)
• freerouting
  • PCB auto-router
• kicad (R) ⭐
  • Board design framework
• kicanvas
  • KiCAD web viewer
• librepcb
  • Board design framework
• pcbflow
  • Python based Printed Circuit Board (PCB) layout and design package based on CuFlow

• digital
  • Digital logic designer and circuit simulator
• DigSim
  • An interactive digital logic simulator with verilog support (Yosys)
• verilog-mode
  • Popular free Verilog mode for Emacs
• vsrtl
  • Visual Simulation of Register Transfer Logic
• vscode-systemverilog
  • SystemVerilog support in VS Code
• vscode-teroshdl
  • Full IDE for RTL development in VS Code

• elk
  • Eclipse Layout Kernel - Automatic layout for Java applications.
• graphviz
  • Python library for graph cration and rendering in DOT language
• gds3d
  • Reads GDSII layout and renders in 3D
• hdelk
  • Web-based HDL diagramming tool
• kythe
  • Verible based SystemVerilog source file indexer
• memory-layout-diagram
  • Diagrams for memory map layouts
• netlistsvg
  • Draws an SVG schematic from a JSON netlist
• netlist-viewer
  • SPICE netlist visualizer
• nn-svg
  • Publication-ready NN-architecture schematics
• pcbdraw
  • Convert KiCAD board into 2D drawing suitable for pinout diagrams
• pinion
  • Generate interactive Diagrams for your PCBs
• pinout
  • Python package that generates hardware pinout diagrams as SVG images
• sphinx
  • Document builder
• sphinx-verilog-domain
  • Sphinx domain to allow integration of Verilog / SystemVerilog documentation into Sphinx.
• sphinxcontrib-hdl-diagrams
  • Sphinx plugin to automatically generate diagrams from RTL.
• symbolator
  • HDL symbol generator
• undulate
  • Python compatible wavedrom module with extensions and console rendering support
• wavedrom (R) ⭐
  • Digital timing diagram rendering engine
• wavedrompy
  • Python comptabled Wavedrom module

• byteman
  • Bitstream relocation and manipulation tool
• icestudio
  • Visual editor for open FPGA boards
• f4fpga
  • FPGA toolchain
• foedag
  • Framework Open EDA Gui
• logik
  • FPGA toolchain
• openfpgaloader (R) ⭐
  • Universal utility for programming FPGA
• rphax
  • Automation flow to develop and prototype hardware accelerators on Xilinx FPGAs

• boolector
  • SMT solver for the theories of fixed-size bit-vectors, arrays and uninterpreted functions
• cvc5
  • SMT automatic theorem prover
• ilang
  • Princeton modeling and Verification Platform for SoCs using ILAs
• autosva
  • Generates FV testbenches and SVA properties for RTL modules based on interface annotations + GPT4
• autocc
  • A frontend for JG/SBY to automatically discover covert channels in time-shared hardware
• pono
  • Extensible SMT-based model checker implemented in C++.
• sby
  • Front-end for Yosys-based formal verification flows.
• z3
  • Microsoft research theorem prover

• svlint
  • SystemVerilog linter
• svlint-action
  • GitHub action for svlint
• verible
  • SystemVerilog developer tools, including a parser, style-linter, and formatter
• verilator (R) ⭐
  • SystemVerilog simulator and lint system

• gen_registers
  • Python based tool for generating hardware registers and their associated files
• rggen
  • Configuration and status register generator
• open-register-design-tool
  • Generate register RTL, models, and docs using SystemRDL or JSpec input
• peakrdl
  • SystemRDL based control & status register (CSR) toolchain
• systemrdl
  • Generic compiler front-end for Accellera's SystemRDL 2.0 register description language

• d3-hwschematics
  • Schematic visualizer
• kaktus2dev
  • Graphical EDA tool based on the IP-XACT standard
• openplc_editor
  • IDE capable of creating programs for the OpenPLC Runtime
• oregano
  • Schematic capture and circuit simulator
• qucs_s
  • Integrated circuit simulator with Graphical User Interface
• hdl21schematics
  • Hdl21 Schematics
• xschem
  • Schematic editor for VLSI/Asic/Analog custom designs

• champsim
  • Trace-based simulator for a microarchitecture study
• dromajo
  • RISC-V RV64GC functional emulator
• eesim
  • Browser-based SPICE circuit simulator
• essent
  • High-performance FIRRTL (Chisel) simulator
• firesim
  • FPGA-accelerated Cycle-accurate Hardware Simulation in the Cloud
• gem5
  • Modular simulator platform for computer-system architecture research
• muchisim
  • Cycle-level simulator for PPA and cost analysis of distributed multi-chiplet tile-based manycore designs.
• ghdl (R) ⭐
  • VHDL 2008/93/87 simulator
• icarus (R) ⭐
  • Verilog IEEE-1364 simulator
• irsim
  • Switch-level simulator for digital circuits
• libsystemctlm-soc (R) ⭐
  • SystemC/TLM-2.0 Co-simulation framework
• logisim-evolution
  • Digital logic design tool and simulator
• lwtr4sc
  • Transaction recording for SystemC
• ngspice (R) ⭐
  • Spice simulator
• noxim
  • Network on Chip Simulator
• nvc
  • VHDL compiler and simulator
• pysysc
  • Python package to make SystemC usable from Python
• qemu (R) ⭐
  • Generic and open source machine & userspace emulator and virtualizer
• ramulator2
  • Cycle accurate DRAM simulator
• renode
  • Generic and open source machine emulator
• sax
  • S-parameter based frequency domain circuit simulation
• simulide
  • SimulIDE is a simple real-time electronic circuit simulator
• systemc-components
  • SystemC simulation productivity library
• tiny-five
  • Lightweight RISC-V emulator and assembler written entirely in Python with examples for AI/ML
• xictools
  • Circuit simulation package
• xyce (R) ⭐
  • Parallel spice simulator from Sandia national labs
• verilator (R) ⭐
  • SystemVerilog simulator and lint system

• adc-eval
  • Python tools for ADC performance analysis
• awsteria_infra
  • Middleware for AWS hosted FPGA applications
• anasysmod
  • Framework for FPGA emulation of mixed-signal systems
• cocotb
  • Coroutine based cosimulation library for writing VHDL and Verilog testbenches in Python
• cocotbext-axi
  • AXI interface modules for Cocotb
• cocotbext-pcie
  • PCI express simulation framework for Cocotb
• constrainedrandom
  • Python package for creating and solving constrained randomization problems
• cvc
  • CVC: Circuit Validity Checker
• core-v-verif
  • Functional verification project for the CORE-V family of RISC-V cores
• ddr5_phy
  • UVM testbench for DDR5 PHY
• fault
  • Python package for testing hardware
• force-riscv
  • Instruction Set Generator for RISC-V
• frame
  • Fast Roofline Analytical Modeling and Estimation
• fstdumper
  • Verilog VPI module to dump FST (Fast Signal Trace) databases
• lctime
  • Library cell characterization
• maestro
  • Analytical cost model evaluating DNN mappings (dataflows and tiling)
• msdsl
  • Automatic generation of real number models from analog circuits
• netgen
  • LVS tool for comparing SPICE or verilog netlists
• openplc_v3
  • OpenPLC Runtime version 3
• opensta (R) ⭐
  • Signoff quality STA engine used by OpenRoad
• opentimer
  • High performance static timing analysis
• openvaf
  • Next generation Verilog-A compiler
• osvvm
  • A VHDL verification framework
• pcievhost
  • PCIe (1.0a to 2.0) Virtual host model for verilog
• pyspice
  • Python interface for ngspice and xyce
• pyucis
  • Python API to Unified Coverage Interoperability Standard (UCIS) Data
• pyuvm
  • SystemVerilog UVM written in Python
• pyvsc
  • Python packages or SystemVerilog UVM style Verification Stimulus and Coverage
• raft
  • Rapid Abstraction FPGA Toolbox
• riscv-dv
  • Random instruction generator for RISC-V processor verification
• rohd-cosim
  • Framework for cosimulation between the ROHD simulator and SystemVerilog simulators.
• rohd-vf
  • ROHD-based verification and testbench framework in Dart.
• switchboard (R) ⭐
  • Communication framework for RTL simulation and emulation
• svreal
  • Synthesizable real number library in SystemVerilog (fixed & floating point formats)
• systemctlm-cosim-demo
  • Demo system for libsystemctlm-soc library
• sv_waveterm
  • Generate text waves in simulation log file
• tvip-apb
  • UVM based AMBA APB VIP
• tvip-axi
  • UVM based AMBA AXI VIP
• uvvm
  • Library for making very structured VHDL-based testbenches.
• v2k-top
  • Parser/simulation framework for Verilog & C++
• vidbo
  • Virtual development board
• vunit
  • Unit testing framework for VHDL/SystemVerilog

• devsim
  • TCAD Semiconductor Device Simulator
• elmer
  • Finite Element Solver
• femwell
  • Finite element based simulation tool for integrated circuits, electric and photonic
• hotspot
  • Thermal modeling tool for use in architectural studies
• meep
  • Finite-difference-time-domain (FDTD) electromagneic simulation
• paraview
  • Data Analysis and Visualization Application
• pact
  • Thermal simulator
• scikit-rf
  • RF and Microwave Engineering Scikit

• scviewer
  • Eclipse plugins to display VCD (e.g. created by SystemC VCD trace).
• d3wave
  • D3.js based wave (signal) visualizer
• gtkwave (R) ⭐
  • GTK+ based VCD waveform viewer
• iio-oscilloscope
  • GTK+ based oscilloscope application for interfacing with various IIO devices
• konata
  • Instruction pipeline visualizer for Gem5
• npTDMS
  • Python module for reading TDMS files produced by LabView
• scopy
  • Software oscilloscope and signal analysis toolset
• sigrok
  • Portable, signal analysis software suite (logic analyzers, scopes, multimeters, and more)
• simview
  • Text-based SystemVerilog design browser and waveform viewer
• sootty
  • Command-line tool for displaying vcd waveforms
• spyci
  • Python package to parse spice raw data files
• verilog-vcd-parser
  • Parser for Value Change Dump (VCD) files
• wavebin
  • Oscilloscope waveform capture viewer and converter
• waveforms-live
  • Browser based analog waveform viewer

• aes
  • Symmetric block cipher AES (Advanced Encryption Standard)
• ara
  • Vector Unit, compatible with the RISC-V Vector Extension
• bfg
  • Compiler for Reduced-Complexity Reconfigurable Fabrics
• bismp
  • Chisel-based bit-serial matrix multiplication accelerator generator
• finn
  • Quantized NN to FPGA dataflow accelerator generator
• fftgenerator
  • MMIO-Based FFT Generator
• fpu
  • Synthesizable ieee 754 floating point library in verilog
• garnet
  • CGRA generator
• gemmini
  • Berkeley Spatial Array Generator
• gplgpu
  • GPL v3 2D/3D graphics engine in verilog
• core_jpeg
  • High throughput JPEG decoder in Verilog for FPGA
• fftgenerator
  • Chisel based FFT generator
• h265-encoder-rtl
  • H.265 Video Encoder IP Core
• logicnets
  • Train and generate LUT-based neural networks
• nngen
  • Fully-Customizable Hardware Synthesis Compiler for Deep Neural Network
• nvdla
  • NVIDIA Deep Learning Accelerator (NVDLA)
• nyuziprocessor
  • GPGPU microprocessor architecture
• opencgra
  • Parametrizable Coarse-Grained Reconfigurable Array (CGRA) Generator
• openofdm
  • 802.11 OFDM PHY decoder
• openspike
  • Spiking neural network accelerator
• project-zipline
  • Zipline lossless compression implementation
• pyfda
  • Python Filter Design Analysis Tool
• ranc
  • Reconfigurable architecture for neuromorphic computing
• sha256
  • SHA-256 hash function (NIST FIPS 180-4)
• sha512
  • SHA-512 hash function (NIST FIPS 180-4)
• sha3
  • Berkeley SHAR3 ROCC Accelerator
• serpens
  • HBM FPGA based SpMV Accelerator
• sextans
  • FPGA accelerator for Sparse-Matrix Dense-Matrix Multiplication (SpMM)
• spiral
  • Spiral based FFT generator
• tvm-vta
  • Opwn, modular, deep learning accelerator
• verigood-ml
  • Verilog Generator, Optimized for Designs for Machine Learning
• verigpu
  • OpenSource GPU, loosely based on RISC-V ISA
• verilog-lfsr
  • Parametrizable combinatorial parallel LFSR/CRC module
• vortex
  • Full-system RISCV-based GPGPU processor

• ams_kgd
  • Repository for Known Good Analog Designs (KGDs)
• analog_blocks
  • Basic building blocks (OTA, BandGap and LDO) in Skywater 130nm.
• openfasoc
  • Automated Mixed Signal SoC Synthesis Framework
• open-pmic
  • Current mode buck converter on the SKY130 PDK

• bsg_packaging
  • Open-Source Hardware Accelerator Packages and Sockets

• bsg_motherboards
  • BaseJump Hardware Accelerator Motherboards
• gmm7550
  • CologneChip GateMate FPGA Module: GMM-7550
• google-coral-baseboard
  • Open hardware baseboard for the Google Coral i.MX8 + Edge TPU SoM
• hardware-components
  • Collection of KiCad components
• parallella-hw
  • Collection of open source boards from Adapteva

• aib
  • Advanced Interface Bus (AIB) die to die hardware
• aib-protocols
  • Advanced Interface Bus (AIB) Protocol IP
• axi
  • AXI SystemVerilog synthesizable IP
• axi4_aib_bridge
  • AXI4/AIB Bridge RTL
• bsg_ddr3_io
  • BaseJump DDR3 I/O Design
• core_ddr3_controller
  • DDR3 memory controller in Verilog for various FPGAs
• ctucanfd_ip_core
  • CAN with Flexible Data-rate IP Core developed at Department of Measurement of FEE CTU
• hdmi
  • Send video/audio over HDMI on an FPGA
• i2c
  • Fully featured implementation of Inter-IC (I2C) bus master
• idma
  • Modular, parametrizable, and highly flexible Data Movement Accelerator
• io-gen
  • IO cell generator
• litedram
  • Small footprint and configurable DRAM (litex)
• liteeth
  • Small footprint and configurable Ethernet core
• litescope
  • Small footprint and configurable embedded FPGA logic analyzer
• litepice
  • Small footprint and configurable PCIe core
• nocrouter
  • Network-on-Chip Router
• omi_device_ice
  • Open memory interface example device
• opencapi_accel
  • OpenCAPI acceleration framework
• opencapi_client
  • OpenCAPI client reference design
• openserdes
  • Digitally synthesizable architecture for SerDes using Skywater130
• pymtl3-net
  • Cornell parameterizable OCN (on-chip network) generator
• ravenoc
  • Configurable HDL NoC (Network-On-Chip)
• tnoc
  • Network on Chip Implementation written in SytemVerilog
• usb3_camera
  • USB C Industrial Camera Project
• usb_cdc
  • Minimal USB CDC (ACM) implementation in verilog
• usb_dfu
  • Verilog implementation of the USB Device Class Specification for Device Firmware Upgrade (DFU), version 1.1
• umi (R) ⭐
  • Universal Memory Interface
• verilog-axis
  • Verilog AXI stream components for FPGA implementation
• verilog-ethernet
  • Verilog Ethernet components for FPGA implementation
• verilog-i2c
  • Verilog I2C interface for FPGA implementation
• verilog-uart
  • Verilog UART
• verilog-pcie
  • Verilog PCI express components
• verilog-wishbone
  • Verilog wishbone components
• vis4mesh
  • Visualization tool for designing mesh Network-on-Chips
• vivado-library
  • IP cores and interface definitions compatible with Xilinx Vivado IP Catalog
• wav-d2d-hw
  • 8lane Wlink with D2D and a single AXI Target/Initiator
• wav-lpddr-hw
  • DDR (WDDR) Physical interface (PHY) Hardware
• wav-slink-hw
  • Chiplet link
• wav-wlink-hw
  • Chiplet link

• a2i
  • A2I POWER processor core RTL (VHDL)
• ara
  • 64-bit Vector unit coprocessor to Ccva6
• black-parrot
  • Linux-capable RISC-V multicore
• cfu-playground
  • Famework for playing with custom opcodes to accelerate TensorFlow Lite for Microcontrollers
• cores-swerv
  • SweRV EH1 RISC-Vcore
• cores-swerv-el2
  • SweRV EL2 RISC-V Core
• core-v-verif
  • Functional verification project for the CORE-V family of RISC-V cores
• cva6 (R) ⭐
  • Linux capable RISC-V CPU
• cve2
  • Small two-stage 32 bit RISC-V CPU core (RV32IMC/EMC)
• cv32e40s
  • RV32IMFCX RISC-V 4-stage secure RISC-V CPU
• cv32e40x
  • RV32IMFCX RISC-V 4-stage compute RISC-V CPU
• cvw
  • Configurable RISC-V Processor for RISC-V System-on-Chip Design textbook.
• ibex (R) ⭐
  • Small 32 bit RISC-V CPU core
• lizard
  • Cornell modular RV64IM Out-of-Order Processor Built with PyMTL
• microwatt
  • Open POWER ISA softcore written in VHDL 2008
• minimax
  • A Compressed-First, Microcoded RISC-V CPU
• muntjac
  • Simple 64-bit RISC-V multicore processor
• neorv32
  • Customizable and highly extensible MCU-class 32-bit RISC-V (VHDL)
• openxiangshan
  • Open-source high-performance RISC-V processor
• picorv32 (R) ⭐
  • Size-Optimized RISC-V CPU
• rocket-chip (R) ⭐
  • Linux capable RISC-V Rocket Chip Generator
• rioschip
  • Out of order RISC-V core
• serv
  • SErial RISC-V CPU
• snitch
  • Lean but mean RISC-V system
• veer
  • 32-bit integer machine-mode RISC-V CPU
• vroom
  • High performance RISC-V CPU

• fabulous
  • Fabric generator and CAD tools
• fabric_team
  • Simple Berkeley FPGA generator class project
• openfpga
  • FPGA IP Generator
• prga
  • Open-source FPGA research and prototyping framework

• basejump_stl
  • Library of SystemVerilog components
• basic_verilog
  • Library of SystemVerilog components
• berkeley-hardfloat
  • Berkeley hardware floating point units
• common_cells
  • Library of SystemVerilog components
• cvfpu
  • Parametric floating-point unit
• hdl
  • Library of Analog Deveices specific components
• lambdalib (R) ⭐
  • Hardware abstraction library
• lambdapdk (R) ⭐
  • Library of open source Process Design Kits (PDKs)
• libsv
  • Parameterized SystemVerilog digital hardware library
• mathlib
  • SystemVerilog MathLib
• oh (R) ⭐
  • Library of Verilog components
• pztb-core
  • Collection of class libraries for testbench development
• pzbcm
  • Basic common modules
• rohd-hcl
  • Library of reusable & configurable hardware components developed with ROHD
• vlsiffra
  • Fast and efficient standard cell based adders, multipliers and multiply-adders

• core_axi_cache
  • 128KB AXI cache (32-bit in, 256-bit out)
• cv-hpdcache
  • High-Performance L1 Dcache
• bsg_fakeram
  • Fake RAM generator
• huancun
  • Open-source high-performance non-blocking cache
• openram
  • Static random access memory (SRAM) compiler.
• lake
  • Synthesizable memory generator

• caliptra
  • Caliptra Root of Trust Architecture
• caliptra-rtl
  • Caliptra Root of Trust (RTL)
• beagle_sdr_gps
  • KiwiSDR: BeagleBone web-accessible GPS/SDR
• bsg_manycore
  • Tile based architecture designed for computing efficiency, scalability
• cep
  • RISC-V based Common Evaluation Platform (CEP)
• esp
  • Heterogeneous SoC architecture and IP design platform
• falcon
  • Fast Analysis of LTE Control channels
• hero
  • FPGA-based research platform for heterogeneous design
• litex
  • SoC builder framework
• openfasoc
  • Open Source FASOC generators
• openpiton
  • General purpose, multithreaded manycore processor
• opentitan
  • Open source silicon root of trust
• openwifi-hw
  • IEEE 802.11 WiFi baseband FPGA (chip) design
• pulp
  • Multicore RISC-V based SoC
• pulpissimo
  • Single core RISC-V based SoC
• rose
  • Unified simulation platform for robotic systems
• senseq
  • Mixed-signal system on chip for nanopore-based DNA sequencing
• verilogboy
  • Game Boy compatible machine with Verilog
• wulpus
  • Wearable low-power ultrasound probe
• x-heep
  • Extendable and configurable RISC-V SoC

• artix-dc-scm
  • Antmicro OCP data center secure control module
• arty-mpw-tester
  • Antmicro Caravel fanout board
• fomu
  • Tiny USB FPGA board
• icebreaker
  • Low cost FPGA development board
• lpddr5-testbed
  • Antmicro lpddr5 testbed
• PicoEVB
  • M.2 80mm Artix FPGA evaluation board
• qomu-dev-board
  • Quicklogic efpga USB dev board
• scalenode-cm4-baseboard
  • Antmicro basedboard for RPI CM4
• sodimm-ddr5-tester
  • Antmicro ddr5 tester board

• book-on-mos-stagse
  • Analysis and Design of Elementary MOS Amplifier Stages
• SiliWiz
  • Browser based interactive circuit design tool.

• cornell-ece4750
  • ECE 4750 Computer Architecture
• cornell-ece5745
  • ECE 5745 Complex Digital ASIC Design
• stanford-ee272a
  • EE272A Design Projects in VLSI Systems I
• stanford-ee272b
  • EE272B Design Projects in VLSI Systems II

• ben-marshall
  • Hardware verification
• computer-engineering-resources
  • A curated list of Computer Engineering/Architecture resources
• delftopenhardware
  • Open hardware materials
• drom
  • HDL languages
• hdl
  • Hardware description resources
• kicad-3rd-party-tools
  • List of 3rd party KiCad software packages
• mattvenn
  • ASIC resources
• pkuzjx
  • Open source EDA resources
• semiconduoctor-startups
  • Semiconductor startups