core/pkgs/by-name/op/openssl/packages.nix

{ ... }:
res: pkgs: super:

with pkgs; {
  openssl = openssl_3;

  openssl_legacy = openssl.override { conf = ./3.0/legacy.cnf; };

  inherit (callPackages ./. { }) openssl_1_1 openssl_3 openssl_3_2 openssl_3_3;
}