fpga-sofa-qlhd: Skywater Opensource FPGA (SOFA) - QLHD Design

Clone this repo:
  1. 074260a Updating the shuttle_url value in `info.yaml` file. by Tim 'mithro' Ansell · 1 year, 7 months ago main
  2. b4c85d4 caravel_fix by Jeff DiCorpo · 3 years, 1 month ago master
  3. eb79cec caravel_fix by Jeff DiCorpo · 3 years, 1 month ago
  4. 87de6cf final gds & drc results by Jeff DiCorpo · 3 years, 5 months ago mpw-one-final
  5. bc4e206 [DRCFix] Swpapped filer cells with decap cells by Ganesh Gore · 3 years, 5 months ago



  • Opensource 12x12 FPGA designed using OpenFPGA prototyping tool
  • Designed with Skywater130nm PDK with HD standard cell library
  • Base K4 architecture from VPR with 60 vertical and horizontal channels
  • Soft adder implementation
  • Designed using commercial PnR tool



  • This repository is created for The eFabless Open MPW shuttle program submission
  • The repository is auto-updated. For any commits issues and feature requests, please check Skywater-OpenFPGA

Caravel design and CIIC Harness

For caravel related updated refer efabless/caravel