Repositories list

• gsim

  Public
  Python

  •

  Apache License 2.0

  •77 forks•1717 stars•2121 issues•1212 pull requests•Updated Jul 14, 2026Jul 14, 2026

• cspdk

  Public
  Cornerstone PDK

  open-sourcephotonicscornerstone+ 2

  open-sourcephotonicscornerstonepdkgdsfactory

  Python

  •

  MIT License

  •1616 forks•2222 stars•77 issues•22 pull requests•Updated Jul 14, 2026Jul 14, 2026

• quantum-rf-pdk

  Public
  Sample PDK for Superconducting RF Quantum Circuits

  open-sourcerfpdk+ 1

  open-sourcerfpdkgdsfactory

  Python

  •

  MIT License

  •1313 forks•2828 stars•1010 issues•1010 pull requests•Updated Jul 14, 2026Jul 14, 2026

• IHP

  Public
  IHP Open Access PDK

  open-sourceelectronicrf+ 3

  open-sourceelectronicrfpdkihpgdsfactory

  Python

  •

  Apache License 2.0

  •1818 forks•1313 stars•1616 issues•22 pull requests•Updated Jul 14, 2026Jul 14, 2026

• gdsfactory

  Public
  A Python library for designing chips (Photonics, Analog, Quantum, MEMS), PCBs, and 3D-printable objects. We aim to make hardware design accessible, intuitive, a…

  pythonhardwaresimulation+ 9

  pythonhardwaresimulationedacadgdspcb-layout3d-printingklayoutphotonics+ 2

  Python

  •

  MIT License

  •414414 forks•984984 stars•148148 issues•66 pull requests•Updated Jul 14, 2026Jul 14, 2026

• lxt_pdk_gf

  Public
  gdsfactory implementation of LXT PDK. https://luxtelligence.github.io/lxt_pdk_gf/

  Python

  •

  MIT License

  •1414 forks•00 stars•00 issues•22 pull requests•Updated Jul 14, 2026Jul 14, 2026

• kfactory

  Public
  gdsfactory with a klayout backend

  Python

  •

  MIT License

  •3838 forks•6565 stars•33 issues•55 pull requests•Updated Jul 13, 2026Jul 13, 2026

• kfnetlist

  Public
  netlist and netlist extraction for kfactory

  Python

  •

  Apache License 2.0

  •11 fork•11 star•00 issues•00 pull requests•Updated Jul 13, 2026Jul 13, 2026

• gplugins

  Public
  gdsfactory plugins

  verificationedacad+ 9

  verificationedacadcircuitgdscircuit-simulationpcb-layoutoasisklayoutphotonics+ 2

  Python

  •

  MIT License

  •6262 forks•5757 stars•3131 issues•1313 pull requests•Updated Jul 10, 2026Jul 10, 2026

• ubc

  Public
  UBC Siepic Ebeam PDK from edx course

  open-sourcephotonicspdk+ 2

  open-sourcephotonicspdksiepicgdsfactory

  Python

  •

  MIT License

  •4444 forks•3434 stars•44 issues•00 pull requests•Updated Jul 9, 2026Jul 9, 2026

• gf180mcu

  Public
  Python

  •

  Apache License 2.0

  •99 forks•99 stars•77 issues•11 pull request•Updated Jul 9, 2026Jul 9, 2026

• skywater130

  Public
  skywater 130nm pdk

  open-sourcedigitalelectronic+ 3

  open-sourcedigitalelectronicpdkskywatergdsfactory

  Python

  •

  MIT License

  •2323 forks•5454 stars•1515 issues•33 pull requests•Updated Jul 9, 2026Jul 9, 2026

• gdsfactory-photonics-training

  Public
  training for gdsfactory

  Jupyter Notebook

  •

  MIT License

  •1313 forks•3030 stars•22 issues•44 pull requests•Updated Jul 6, 2026Jul 6, 2026

• ubc2

  Public
  edx course submission for 2023 October

  Python

  •

  MIT License

  •11 fork•11 star•22 issues•88 pull requests•Updated Jul 6, 2026Jul 6, 2026

• sample-photonics-pdk

  Public
  Python

  •

  MIT License

  •22 forks•22 stars•00 issues•99 pull requests•Updated Jul 6, 2026Jul 6, 2026

• ubc1

  Public
  1st mask using UBCPDK

  Python

  •

  MIT License

  •22 forks•00 stars•00 issues•77 pull requests•Updated Jul 6, 2026Jul 6, 2026

• kplugins

  Public
  kfactory simulation plugins

  Python

  •

  MIT License

  •00 forks•44 stars•11 issue•66 pull requests•Updated Jul 6, 2026Jul 6, 2026

• vtt

  Public
  Open source Photonics PDK for VTT's 3 um SOI platform.

  open-sourcevttphotonics+ 2

  open-sourcevttphotonicspdkgdsfactory

  Python

  •

  MIT License

  •66 forks•1414 stars•22 issues•55 pull requests•Updated Jul 3, 2026Jul 3, 2026

• autosweep

  Public
  test automation framework

  Python

  •

  MIT License

  •22 forks•77 stars•00 issues•33 pull requests•Updated Jul 1, 2026Jul 1, 2026

• klayout_pyxs

  Public
  Python port of xsection script for KLayout

  Python

  •

  MIT License

  •22 forks•1818 stars•11 issue•66 pull requests•Updated Jul 1, 2026Jul 1, 2026

• gdsfactory7

  Public
  v7 deprecated gdsfactory (only bug fixes)

  Python

  •

  MIT License

  •55 forks•11 star•22 issues•1111 pull requests•Updated Jul 1, 2026Jul 1, 2026

• gdsfactory-install

  Public
  Python

  •

  MIT License

  •00 forks•22 stars•00 issues•11 pull request•Updated Jul 1, 2026Jul 1, 2026

• circulax

  Public
  Circulax is a differentiable circuit simulation framework built on JAX, Optimistix and Diffrax

  circuitjaxphotonics-circuits

  circuitjaxphotonics-circuits

  Python

  •

  Apache License 2.0

  •66 forks•4040 stars•99 issues•00 pull requests•Updated Jun 27, 2026Jun 27, 2026

• bosdi

  Public
  Batched execution of OSDI via rayon

  Python

  •

  MIT License

  •11 fork•11 star•55 issues•55 pull requests•Updated Jun 26, 2026Jun 26, 2026

• sax

  Public
  S + Autograd + XLA :: S-parameter based frequency domain circuit simulations and optimizations using JAX.

  deep-learningsimulationoptimization+ 12

  deep-learningsimulationoptimizationautogradsimulation-frameworksimulationscircuitphysics-simulationannphotonics+ 5

  Python

  •

  Apache License 2.0

  •3333 forks•125125 stars•99 issues•11 pull request•Updated Jun 19, 2026Jun 19, 2026

• kfactory-test-data

  Public
  MIT License

  •11 fork•00 stars•00 issues•00 pull requests•Updated Jun 17, 2026Jun 17, 2026

• meow

  Public
  modelingoverlapelectromagnetism+ 5

  modelingoverlapelectromagnetismemephotonicsfdewaveguideseigenmodes

  Python

  •

  Apache License 2.0

  •1313 forks•5252 stars•33 issues•00 pull requests•Updated Jun 16, 2026Jun 16, 2026

• gdsfactory-test-data

  Public
  Store data for testing gdsfactory

  Python

  •55 forks•11 star•00 issues•00 pull requests•Updated Jun 15, 2026Jun 15, 2026

• kweb

  Public archive
  KLayout Web Viewer

  CSS

  •

  MIT License

  •1616 forks•3434 stars•11 issue•33 pull requests•Updated Jun 5, 2026Jun 5, 2026

• piel

  Public
  Python

  •

  MIT License

  •00 forks•11 star•00 issues•44 pull requests•Updated Jun 5, 2026Jun 5, 2026