Repositories list

• tools-oss-cad-suite

  Public
  Apio package with selected binaries from the YosysHQ/oss-cad-suite project

  fpgaicestudioapio

  fpgaicestudioapio

  GNU General Public License v3.0

  •88 forks•1010 stars•00 issues•00 pull requests•Updated Apr 26, 2026Apr 26, 2026

• apio

  Public
  :seedling: Open source ecosystem for open FPGA boards

  pythonclipackage+ 6

  pythonclipackagefpgamanagerverilogicestormlatticeapio

  Python

  •

  GNU General Public License v3.0

  •155155 forks•972972 stars•3232 issues•00 pull requests•Updated Apr 26, 2026Apr 26, 2026

• apio-examples

  Public
  :seedling: Apio examples

  examplesverilogapio

  examplesverilogapio

  Python

  •

  GNU General Public License v3.0

  •2626 forks•3737 stars•00 issues•00 pull requests•Updated Apr 26, 2026Apr 26, 2026

• apio-definitions

  Public
  apio resources

  GNU General Public License v3.0

  •44 forks•11 star•00 issues•22 pull requests•Updated Apr 26, 2026Apr 26, 2026

• tools-graphviz

  Public
  Graphviz for Apio toolchain

  GNU General Public License v3.0

  •11 fork•00 stars•00 issues•00 pull requests•Updated Apr 26, 2026Apr 26, 2026

• apio-workflows

  Public
  Contains common functionality that is used by workflows on the various apio repositories.

  Shell

  •

  GNU General Public License v3.0

  •11 fork•00 stars•00 issues•00 pull requests•Updated Apr 26, 2026Apr 26, 2026

• apio-vscode

  Public
  Visual Studio Code Apio Plugin

  JavaScript

  •

  GNU General Public License v3.0

  •33 forks•22 stars•00 issues•00 pull requests•Updated Apr 26, 2026Apr 26, 2026

• tools-verible

  Public
  Verible APIO package

  GNU General Public License v3.0

  •11 fork•00 stars•00 issues•00 pull requests•Updated Apr 26, 2026Apr 26, 2026

• tools-drivers

  Public
  :seedling: Drivers tools for open FPGAs

  serialapiozadig

  serialapiozadig

  GNU General Public License v3.0

  •22 forks•11 star•00 issues•00 pull requests•Updated Apr 26, 2026Apr 26, 2026

• icestudio

  Public
  :snowflake: Visual editor for open FPGA boards

  javascripteditorfpga+ 6

  javascripteditorfpgaideblocksverilogicestormlatticeicestudio

  JavaScript

  •

  GNU General Public License v2.0

  •277277 forks•1.9k1.9k stars•4242 issues•00 pull requests•Updated Feb 16, 2026Feb 16, 2026

• apio-atom

  Public archive
  :seedling: Experimental open FPGA IDE using Atom and Apio

  ideatom-packageapio

  ideatom-packageapio

  JavaScript

  •

  GNU General Public License v3.0

  •1515 forks•9090 stars•00 issues•00 pull requests•Updated Jan 15, 2026Jan 15, 2026

• fpgawars.github.io

  Public
  websitefpgawars

  websitefpgawars

  HTML

  •

  GNU General Public License v2.0

  •88 forks•1111 stars•00 issues•00 pull requests•Updated Jan 15, 2026Jan 15, 2026

• apio-wiki-archive

  Public archive
  Archive of the old apio documentation rom the fpgawars/apio repository's wiki

  00 forks•00 stars•00 issues•00 pull requests•Updated Dec 31, 2025Dec 31, 2025

• iceHeart

  Public
  Icestudio Collection for timing signal generation (hearts)

  JavaScript

  •

  GNU Lesser General Public License v2.1

  •00 forks•22 stars•00 issues•00 pull requests•Updated Dec 21, 2025Dec 21, 2025

• apio-dev-builds

  Public
  Apio Builds every day

  GNU General Public License v3.0

  •00 forks•11 star•00 issues•00 pull requests•Updated Dec 19, 2025Dec 19, 2025

• iceSRegs

  Public
  Icestudio collection with Shift registers

  JavaScript

  •

  GNU Lesser General Public License v2.1

  •00 forks•00 stars•00 issues•00 pull requests•Updated Dec 7, 2025Dec 7, 2025

• redirect_apio_readthedocs

  Public
  Minimal project to redirect from old readthedocs to new apio documentation

  GNU General Public License v3.0

  •00 forks•00 stars•00 issues•00 pull requests•Updated Jun 28, 2025Jun 28, 2025

• collection-default

  Public
  :snowflake: Icestudio Default Collection

  collectionicestudiodefault

  collectionicestudiodefault

  JavaScript

  •

  GNU General Public License v2.0

  •55 forks•44 stars•00 issues•00 pull requests•Updated Feb 4, 2025Feb 4, 2025

• icePLL

  Public
  PLL collection for IceStudio

  fpgaicestudiofpgawars+ 1

  fpgaicestudiofpgawarspll

  JavaScript

  •

  GNU General Public License v3.0

  •22 forks•22 stars•11 issue•00 pull requests•Updated Feb 4, 2025Feb 4, 2025

• iceMux

  Public
  Icestudio collection with muxes and demuxes

  JavaScript

  •

  GNU Lesser General Public License v2.1

  •11 fork•44 stars•00 issues•00 pull requests•Updated Dec 19, 2024Dec 19, 2024

• iceLeds

  Public
  iceLeds collection: Using LEDs

  JavaScript

  •

  GNU Lesser General Public License v2.1

  •00 forks•00 stars•00 issues•00 pull requests•Updated Dec 17, 2024Dec 17, 2024

• iceUnary

  Public
  iceUnary Collection: Working with Unary numbers

  JavaScript

  •

  GNU General Public License v2.0

  •00 forks•11 star•00 issues•00 pull requests•Updated Dec 6, 2024Dec 6, 2024

• iceWires

  Public
  Icestudio collection for managing wires/buses

  collectionfpgaelectronics+ 2

  collectionfpgaelectronicsicestudiofpgawars

  JavaScript

  •

  GNU Lesser General Public License v2.1

  •00 forks•00 stars•00 issues•00 pull requests•Updated Nov 12, 2024Nov 12, 2024

• iceCounter

  Public
  Icestudio collection for counters

  JavaScript

  •

  GNU Lesser General Public License v2.1

  •00 forks•00 stars•00 issues•00 pull requests•Updated Nov 5, 2024Nov 5, 2024

• iceComp

  Public
  Icestudio collection with comparators

  JavaScript

  •

  GNU Lesser General Public License v2.1

  •00 forks•33 stars•00 issues•00 pull requests•Updated Nov 4, 2024Nov 4, 2024

• Alhambra-II-FPGA

  Public
  :star2: Alhambra II FPGA board

  opensourcefpgafpga-board+ 3

  opensourcefpgafpga-boardicestorm-toolchainopensource-toolchainalhambra-ii-fpga

  GNU Lesser General Public License v3.0

  •2727 forks•9595 stars•66 issues•00 pull requests•Updated Oct 29, 2024Oct 29, 2024

• iceRok

  Public
  Block probes for Icestudio => Sigrok integration (with Pulseview GUI)

  GNU General Public License v2.0

  •00 forks•3232 stars•66 issues•00 pull requests•Updated Jul 7, 2024Jul 7, 2024

• iceMem

  Public
  Icestudio Collection for working with Memories

  JavaScript

  •

  GNU General Public License v3.0

  •11 fork•1212 stars•11 issue•00 pull requests•Updated Jul 7, 2024Jul 7, 2024

• iceBoards

  Public
  Icestudio collection with blocks and examples for the diferent FPGA boards

  collectionfpgaexamples+ 4

  collectionfpgaexampleselectronicsicestudioboardsfpgawars

  JavaScript

  •

  GNU Lesser General Public License v2.1

  •11 fork•11 star•11 issue•00 pull requests•Updated Jul 3, 2024Jul 3, 2024

• iceArith

  Public
  Icestudio collection for Arithmetics

  JavaScript

  •

  GNU Lesser General Public License v2.1

  •22 forks•44 stars•00 issues•00 pull requests•Updated Jun 29, 2024Jun 29, 2024