diff --git a/.envrc b/.envrc
new file mode 100644
index 00000000..a6ee435c
--- /dev/null
+++ b/.envrc
@@ -0,0 +1,5 @@
+# shellcheck shell=bash
+if ! has nix_direnv_version || ! nix_direnv_version 3.0.6; then
+  source_url "https://raw.githubusercontent.com/nix-community/nix-direnv/3.0.6/direnvrc" "sha256-RYcUJaRMf8oF5LznDrlCXbkOQrywm0HDv1VjYGaJGdM="
+fi
+use flake
diff --git a/.gitignore b/.gitignore
index 6794810b..4d0368d1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,3 +9,6 @@ build/
 
 # Clangd cache files
 .clang/
+
+# Direnv files
+.direnv
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 00000000..f179107e
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,99 @@
+{
+  "nodes": {
+    "flake-utils": {
+      "inputs": {
+        "systems": [
+          "systems"
+        ]
+      },
+      "locked": {
+        "lastModified": 1731533236,
+        "narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "11707dc2f618dd54ca8739b309ec4fc024de578b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "netmonpkgs": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      },
+      "locked": {
+        "lastModified": 1743771558,
+        "narHash": "sha256-ReROaCbVsgsiTOMBXQGU4YRFCY0bOUZ/1KU90dVezpA=",
+        "owner": "jaroslavpesek",
+        "repo": "netmonpkgs",
+        "rev": "ec07e702b40dc494e785ea6a662e787de35ee245",
+        "type": "github"
+      },
+      "original": {
+        "owner": "jaroslavpesek",
+        "repo": "netmonpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1740932899,
+        "narHash": "sha256-F0qDu2egq18M3edJwEOAE+D+VQ+yESK6YWPRQBfOqq8=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "1546c45c538633ae40b93e2d14e0bb6fd8f13347",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-24.11",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1751382304,
+        "narHash": "sha256-p+UruOjULI5lV16FkBqkzqgFasLqfx0bihLBeFHiZAs=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "d31a91c9b3bee464d054633d5f8b84e17a637862",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "netmonpkgs": "netmonpkgs",
+        "nixpkgs": "nixpkgs_2",
+        "systems": "systems"
+      }
+    },
+    "systems": {
+      "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 00000000..42c93751
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,38 @@
+{
+  description = "A basic flake with a shell";
+  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+  inputs.systems.url = "github:nix-systems/default";
+  inputs.netmonpkgs.url = "github:jaroslavpesek/netmonpkgs";
+  inputs.flake-utils = {
+    url = "github:numtide/flake-utils";
+    inputs.systems.follows = "systems";
+  };
+
+  outputs =
+    { nixpkgs, flake-utils, netmonpkgs, ... }:
+    flake-utils.lib.eachDefaultSystem (
+      system:
+      let
+        pkgs = nixpkgs.legacyPackages.${system};
+      in
+      {
+        devShells.default = pkgs.mkShell {
+          packages = [
+            pkgs.bashInteractive
+            pkgs.nixd
+            pkgs.nixpkgs-fmt
+            pkgs.cmake
+            pkgs.gcc
+            pkgs.pkg-config
+            pkgs.ncurses
+            pkgs.fuse3
+            pkgs.rpm
+            pkgs.clang
+            netmonpkgs.packages.x86_64-linux.nemea-modules-meta
+            netmonpkgs.packages.x86_64-linux.nemea-framework
+            netmonpkgs.packages.x86_64-linux.telemetry
+          ];
+        };
+      }
+    );
+}