Link to GekkoScience / CGMiner File set for all GekkoScienceUSB sticks & Terminus Pods (R909, etc)
https://github.com/IamGPIO/GekkoScience/tree/main
Bitaxe - The World's first fully open source Bitcoin Miner.
Setup guide - originally written for Bitaxe Ultra but will be fine for Gamma onwards.
https://www.thesolomining.co/wp-content/uploads/Bitaxe-Setup-Guide.pdf
Open Source Files / Github repo: https://github.com/skot/bitaxe
Bitaxe firmware flashing and updating via web: https://bitaxeorg.github.io/bitaxe-web-flasher/