For 10gbit+: Mellanox SN2xxx. Probably the SN3xxx, SN4xxx, and SN5xxx too but I can't afford those. For 1gbit: Ubiquiti Edgerouter ER-4 and ER-6; both have SF

For 10gbit+: Mellanox SN2xxx. Probably the SN3xxx, SN4xxx, and SN5xxx too but I can't afford those. For 1gbit: Ubiquiti Edgerouter ER-4 and ER-6; both have SFP cages for fiber optic transcievers https://github.com/NixOS/nixpkgs/pull/194153 https://github.com/NixOS/nixpkgs/pull/194153 https://store.ui.com/us/en/products/er-4 https://store.ui.com/us/en/products/er-4