diff --git a/.envrc b/.envrc
new file mode 100644
index 0000000..412cbef
--- /dev/null
+++ b/.envrc
@@ -0,0 +1,17 @@
+#!/usr/bin/env bash
+# ^ make editor happy
+
+#
+# Use https://direnv.net/ to automatically load the dev shell.
+#
+
+if ! has nix_direnv_version || ! nix_direnv_version 3.0.4; then
+  source_url "https://raw.githubusercontent.com/nix-community/nix-direnv/3.0.4/direnvrc" "sha256-DzlYZ33mWF/Gs8DDeyjr8mnVmQGx7ASYqA5WlxwvBG4="
+fi  
+
+watch_file nix/**
+watch_file -- **/*.nix
+# Adding files to git includes them in a flake
+# But it is also a bit much reloading.
+# watch_file .git/index .git/HEAD
+use flake . --show-trace
diff --git a/.gitignore b/.gitignore
index d4eefd9..340febe 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,7 @@
+.direnv/
 /target
 **/*.rs.bk
 *.db
 /.meta
 /build
-/.vscode
\ No newline at end of file
+/.vscode
diff --git a/README.md b/README.md
index db3c387..2d73bf5 100644
--- a/README.md
+++ b/README.md
@@ -69,6 +69,14 @@ cargo build --release  # add or remove any features with --features
 cp target/release/hullcaster ~/.local/bin
 ```
 
+### NixOS / Nix
+
+With [flakes](https://wiki.nixos.org/wiki/Flakes) enabled, run:
+
+```bash
+nix run github:gilcu3/hullcaster
+```
+
 ## Running hullcaster
 
 In your terminal, run:
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..b7c84fe
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,335 @@
+{
+  "nodes": {
+    "cachix": {
+      "inputs": {
+        "devenv": [
+          "crate2nix"
+        ],
+        "flake-compat": [
+          "crate2nix"
+        ],
+        "nixpkgs": "nixpkgs",
+        "pre-commit-hooks": [
+          "crate2nix"
+        ]
+      },
+      "locked": {
+        "lastModified": 1716549461,
+        "narHash": "sha256-lHy5kgx6J8uD+16SO47dPrbob98sh+W1tf4ceSqPVK4=",
+        "owner": "cachix",
+        "repo": "cachix",
+        "rev": "e2bb269fb8c0828d5d4d2d7b8d09ea85abcacbd4",
+        "type": "github"
+      },
+      "original": {
+        "owner": "cachix",
+        "ref": "latest",
+        "repo": "cachix",
+        "type": "github"
+      }
+    },
+    "crate2nix": {
+      "inputs": {
+        "cachix": "cachix",
+        "crate2nix_stable": [
+          "crate2nix"
+        ],
+        "devshell": [
+          "devshell"
+        ],
+        "flake-compat": "flake-compat",
+        "flake-parts": [
+          "flake-parts"
+        ],
+        "nix-test-runner": "nix-test-runner",
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "pre-commit-hooks": "pre-commit-hooks"
+      },
+      "locked": {
+        "lastModified": 1704639602,
+        "narHash": "sha256-XZ3nSPC3FEOrmwOpZqqoAxf5baJRhA08/Qy1/SBaXJw=",
+        "owner": "nix-community",
+        "repo": "crate2nix",
+        "rev": "b1552fd27689b5997cb744de1dbf066922202805",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "crate2nix",
+        "type": "github"
+      }
+    },
+    "devshell": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "systems": "systems_2"
+      },
+      "locked": {
+        "lastModified": 1704627967,
+        "narHash": "sha256-XxorJ8NKO4XG1rUeGE8DLlOCE9x63c2FnC8QoudVGsg=",
+        "owner": "numtide",
+        "repo": "devshell",
+        "rev": "2c55ba1531bf1d4b31906914cb73fc339d0181d0",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "devshell",
+        "type": "github"
+      }
+    },
+    "flake-compat": {
+      "locked": {
+        "lastModified": 1696426674,
+        "narHash": "sha256-kvjfFW7WAETZlt09AgDn1MrtKzP7t90Vf7vypd3OL1U=",
+        "rev": "0f9255e01c2351cc7d116c072cb317785dd33b33",
+        "revCount": 57,
+        "type": "tarball",
+        "url": "https://api.flakehub.com/f/pinned/edolstra/flake-compat/1.0.1/018afb31-abd1-7bff-a5e4-cff7e18efb7a/source.tar.gz"
+      },
+      "original": {
+        "type": "tarball",
+        "url": "https://flakehub.com/f/edolstra/flake-compat/1.tar.gz"
+      }
+    },
+    "flake-parts": {
+      "inputs": {
+        "nixpkgs-lib": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1704152458,
+        "narHash": "sha256-DS+dGw7SKygIWf9w4eNBUZsK+4Ug27NwEWmn2tnbycg=",
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "rev": "88a2cd8166694ba0b6cb374700799cec53aef527",
+        "type": "github"
+      },
+      "original": {
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "type": "github"
+      }
+    },
+    "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1685518550,
+        "narHash": "sha256-o2d0KcvaXzTrPRIo0kOLV0/QXHhDQ5DTi+OxcjO8xqY=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "a1720a10a6cfe8234c0e93907ffe81be440f4cef",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "flake-utils_2": {
+      "inputs": {
+        "systems": "systems_3"
+      },
+      "locked": {
+        "lastModified": 1710146030,
+        "narHash": "sha256-SZ5L6eA7HJ/nmkzGG7/ISclqe6oZdOZTNoesiInkXPQ=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "b1d9ab70662946ef0850d488da1c9019f3a9752a",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "gitignore": {
+      "inputs": {
+        "nixpkgs": [
+          "crate2nix",
+          "pre-commit-hooks",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1660459072,
+        "narHash": "sha256-8DFJjXG8zqoONA1vXtgeKXy68KdJL5UaXR8NtVMUbx8=",
+        "owner": "hercules-ci",
+        "repo": "gitignore.nix",
+        "rev": "a20de23b925fd8264fd7fad6454652e142fd7f73",
+        "type": "github"
+      },
+      "original": {
+        "owner": "hercules-ci",
+        "repo": "gitignore.nix",
+        "type": "github"
+      }
+    },
+    "nix-test-runner": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1588761593,
+        "narHash": "sha256-FKJykltAN/g3eIceJl4SfDnnyuH2jHImhMrXS2KvGIs=",
+        "owner": "stoeffel",
+        "repo": "nix-test-runner",
+        "rev": "c45d45b11ecef3eb9d834c3b6304c05c49b06ca2",
+        "type": "github"
+      },
+      "original": {
+        "owner": "stoeffel",
+        "repo": "nix-test-runner",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1715534503,
+        "narHash": "sha256-5ZSVkFadZbFP1THataCaSf0JH2cAH3S29hU9rrxTEqk=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "2057814051972fa1453ddfb0d98badbea9b83c06",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1704161960,
+        "narHash": "sha256-QGua89Pmq+FBAro8NriTuoO/wNaUtugt29/qqA8zeeM=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "63143ac2c9186be6d9da6035fa22620018c85932",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "type": "indirect"
+      }
+    },
+    "pre-commit-hooks": {
+      "inputs": {
+        "flake-compat": [
+          "crate2nix",
+          "flake-compat"
+        ],
+        "flake-utils": "flake-utils",
+        "gitignore": "gitignore",
+        "nixpkgs": [
+          "crate2nix",
+          "nixpkgs"
+        ],
+        "nixpkgs-stable": [
+          "crate2nix",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1703939133,
+        "narHash": "sha256-Gxe+mfOT6bL7wLC/tuT2F+V+Sb44jNr8YsJ3cyIl4Mo=",
+        "owner": "cachix",
+        "repo": "pre-commit-hooks.nix",
+        "rev": "9d3d7e18c6bc4473d7520200d4ddab12f8402d38",
+        "type": "github"
+      },
+      "original": {
+        "owner": "cachix",
+        "repo": "pre-commit-hooks.nix",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "crate2nix": "crate2nix",
+        "devshell": "devshell",
+        "flake-parts": "flake-parts",
+        "flake-utils": "flake-utils_2",
+        "nixpkgs": "nixpkgs_2",
+        "rust-overlay": "rust-overlay"
+      }
+    },
+    "rust-overlay": {
+      "inputs": {
+        "flake-utils": [
+          "flake-utils"
+        ],
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1704593904,
+        "narHash": "sha256-nDoXZDTRdgF3b4n3m011y99nYFewvOl9UpzFvP8Rb3c=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "c36fd70a99decfa6e110c86f296a97613034a680",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    },
+    "systems_2": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    },
+    "systems_3": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..b04a195
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,87 @@
+{
+  description = "hullcaster";
+
+  inputs = {
+    flake-parts = {
+      url = "github:hercules-ci/flake-parts";
+      inputs.nixpkgs-lib.follows = "nixpkgs";
+    };
+    flake-utils.url = "github:numtide/flake-utils";
+    rust-overlay = {
+      url = "github:oxalica/rust-overlay";
+      inputs.flake-utils.follows = "flake-utils";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+    crate2nix = {
+      url = "github:nix-community/crate2nix";
+      inputs.nixpkgs.follows = "nixpkgs";
+      inputs.flake-parts.follows = "flake-parts";
+      inputs.crate2nix_stable.follows = "crate2nix";
+      inputs.devshell.follows = "devshell";
+      inputs.flake-utils.follows = "flake-utils";
+    };
+
+    # Development
+
+    devshell = {
+      url = "github:numtide/devshell";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+  };
+
+  nixConfig = {
+    extra-trusted-public-keys = "eigenvalue.cachix.org-1:ykerQDDa55PGxU25CETy9wF6uVDpadGGXYrFNJA3TUs=";
+    extra-substituters = "https://eigenvalue.cachix.org";
+    allow-import-from-derivation = true;
+  };
+
+  outputs =
+    inputs @ { self
+    , nixpkgs
+    , flake-parts
+    , rust-overlay
+    , crate2nix
+    , ...
+    }: flake-parts.lib.mkFlake { inherit inputs; } {
+      systems = [
+        "x86_64-linux"
+        "aarch64-linux"
+        "x86_64-darwin"
+        "aarch64-darwin"
+      ];
+
+      imports = [
+        ./nix/rust-overlay/flake-module.nix
+        ./nix/devshell/flake-module.nix
+      ];
+
+      perSystem = { system, pkgs, lib, inputs', ... }:
+        let
+          # If you dislike IFD, you can also generate it with `crate2nix generate` 
+          # on each dependency change and import it here with `import ./Cargo.nix`.
+          cargoNix = inputs.crate2nix.tools.${system}.appliedCargoNix {
+            name = "rustnix";
+            src = ./.;
+          };
+        in
+        rec {
+          checks = {
+            rustnix = cargoNix.rootCrate.build.override {
+              runTests = true;
+            };
+          };
+
+          packages = {
+            rustnix = cargoNix.rootCrate.build;
+            default = packages.rustnix;
+
+            inherit (pkgs) rust-toolchain;
+
+            rust-toolchain-versions = pkgs.writeScriptBin "rust-toolchain-versions" ''
+              ${pkgs.rust-toolchain}/bin/cargo --version
+              ${pkgs.rust-toolchain}/bin/rustc --version
+            '';
+          };
+        };
+    };
+}
diff --git a/nix/devshell/flake-module.nix b/nix/devshell/flake-module.nix
new file mode 100644
index 0000000..146490e
--- /dev/null
+++ b/nix/devshell/flake-module.nix
@@ -0,0 +1,25 @@
+{ inputs, lib, ... }: {
+  imports = [
+    inputs.devshell.flakeModule
+  ];
+
+  config.perSystem =
+    { pkgs
+    , ...
+    }: {
+      config.devshells.default = {
+        imports = [
+          "${inputs.devshell}/extra/language/c.nix"
+          # "${inputs.devshell}/extra/language/rust.nix"
+        ];
+
+        commands = with pkgs; [
+          { package = rust-toolchain; category = "rust"; }
+        ];
+
+        language.c = {
+          libraries = lib.optional pkgs.stdenv.isDarwin pkgs.libiconv;
+        };
+      };
+    };
+}
diff --git a/nix/rust-overlay/flake-module.nix b/nix/rust-overlay/flake-module.nix
new file mode 100644
index 0000000..52fa53d
--- /dev/null
+++ b/nix/rust-overlay/flake-module.nix
@@ -0,0 +1,18 @@
+{ inputs, ... }:
+let
+  overlays = [
+    (import inputs.rust-overlay)
+    (self: super: assert !(super ? rust-toolchain); rec {
+      rust-toolchain = super.rust-bin.fromRustupToolchainFile ../../rust-toolchain.toml;
+
+      # buildRustCrate/crate2nix depend on this.
+      rustc = rust-toolchain;
+      cargo = rust-toolchain;
+    })
+  ];
+in
+{
+  perSystem = { system, ... }: {
+    _module.args.pkgs = import inputs.nixpkgs { inherit system overlays; config = { }; };
+  };
+}
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
new file mode 100644
index 0000000..292fe49
--- /dev/null
+++ b/rust-toolchain.toml
@@ -0,0 +1,2 @@
+[toolchain]
+channel = "stable"