Fully #freesoftware based support for GateMate FPGAs from Cologne Chip [0] just landed in #guix.

It includes #yosys for synthesis, #openFPGALoader for device flashing and #nextpnr for placement and routing.

guix shell -C -m manifest.scm -- make

The whole toolchain runs in a #sourcehut #ci pipeline.

https://builds.sr.ht/~csantosb/job/1588460#task-test

[0] https://indico.cern.ch/event/1587509 for details on #gatemate #fpga.