diff --git a/drupal-cms/flake.lock b/drupal-cms/flake.lock
index e94c767..8b20fa7 100644
--- a/drupal-cms/flake.lock
+++ b/drupal-cms/flake.lock
@@ -1,24 +1,106 @@
 {
   "nodes": {
+    "flake-parts": {
+      "inputs": {
+        "nixpkgs-lib": "nixpkgs-lib"
+      },
+      "locked": {
+        "lastModified": 1759362264,
+        "narHash": "sha256-wfG0S7pltlYyZTM+qqlhJ7GMw2fTF4mLKCIVhLii/4M=",
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "rev": "758cf7296bee11f1706a574c77d072b8a7baa881",
+        "type": "github"
+      },
+      "original": {
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "type": "github"
+      }
+    },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1758198701,
-        "narHash": "sha256-7To75JlpekfUmdkUZewnT6MoBANS0XVypW6kjUOXQwc=",
+        "lastModified": 1759632233,
+        "narHash": "sha256-krgZxGAIIIKFJS+UB0l8do3sYUDWJc75M72tepmVMzE=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "0147c2f1d54b30b5dd6d4a8c8542e8d7edf93b5d",
+        "rev": "d7f52a7a640bc54c7bb414cca603835bf8dd4b10",
         "type": "github"
       },
       "original": {
         "owner": "nixos",
-        "ref": "nixos-unstable",
+        "ref": "nixpkgs-unstable",
         "repo": "nixpkgs",
         "type": "github"
       }
     },
+    "nixpkgs-lib": {
+      "locked": {
+        "lastModified": 1754788789,
+        "narHash": "sha256-x2rJ+Ovzq0sCMpgfgGaaqgBSwY+LST+WbZ6TytnT9Rk=",
+        "owner": "nix-community",
+        "repo": "nixpkgs.lib",
+        "rev": "a73b9c743612e4244d865a2fdee11865283c04e6",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "nixpkgs.lib",
+        "type": "github"
+      }
+    },
+    "process-compose": {
+      "locked": {
+        "lastModified": 1758658658,
+        "narHash": "sha256-y5GSCqlGe/uZzlocCPZcjc7Gj+mTq7m0P6xPGx88+No=",
+        "owner": "Platonic-Systems",
+        "repo": "process-compose-flake",
+        "rev": "e968a94633788f5d9595d727f41c2baf0714be7b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "Platonic-Systems",
+        "repo": "process-compose-flake",
+        "type": "github"
+      }
+    },
     "root": {
       "inputs": {
-        "nixpkgs": "nixpkgs"
+        "flake-parts": "flake-parts",
+        "nixpkgs": "nixpkgs",
+        "process-compose": "process-compose",
+        "services": "services",
+        "systems": "systems"
+      }
+    },
+    "services": {
+      "locked": {
+        "lastModified": 1759624902,
+        "narHash": "sha256-WLbsTVyf7o2hwvSPo6S4pIE+t8BM0trYl9RogukveWc=",
+        "owner": "juspay",
+        "repo": "services-flake",
+        "rev": "e234166b0bfe94f8d7be7ce94a763aa0b736ae1f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "juspay",
+        "repo": "services-flake",
+        "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"
       }
     }
   },
diff --git a/drupal-cms/flake.nix b/drupal-cms/flake.nix
index a336345..93a16ee 100644
--- a/drupal-cms/flake.nix
+++ b/drupal-cms/flake.nix
@@ -1,26 +1,79 @@
 {
   inputs = {
-    nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
+    flake-parts.url = "github:hercules-ci/flake-parts";
+    nixpkgs.url = "github:nixos/nixpkgs/nixpkgs-unstable";
+    process-compose.url = "github:Platonic-Systems/process-compose-flake";
+    services.url = "github:juspay/services-flake";
+    systems.url = "github:nix-systems/default";
   };
 
   outputs =
     inputs:
-    let
-      system = "x86_64-linux";
-      pkgs = import inputs.nixpkgs { inherit system; };
-    in
-    {
-      devShells.${system}.default = pkgs.mkShell {
-        packages = with pkgs; [
-          (php.buildEnv {
-            extraConfig = ''
-              memory_limit = 512M
-            '';
-          })
-          phpPackages.composer
+    inputs.flake-parts.lib.mkFlake { inherit inputs; } {
+      systems = import inputs.systems;
 
-          sqlite
-        ];
-      };
+      imports = [
+        inputs.process-compose.flakeModule
+      ];
+
+      perSystem =
+        {
+          config,
+          lib,
+          pkgs,
+          ...
+        }:
+
+        let
+          php = pkgs.php;
+          phpPackages = pkgs.phpPackages;
+
+          databasePort = 3306;
+          webPort = 8000;
+        in
+        with lib;
+        {
+
+          process-compose."default" = {
+            imports = [
+              inputs.services.processComposeModules.default
+            ];
+
+            services = {
+              mysql."mysql1" = {
+                enable = true;
+
+                initialDatabases = [
+                  { name = "drupal_cms"; }
+                ];
+
+                settings.mysqld.port = toString databasePort;
+              };
+            };
+
+            settings.processes = {
+              php = {
+                command = pkgs.writeShellApplication {
+                  name = "php-local-server";
+
+                  text = "${getExe php} -S 127.0.0.1:${toString webPort} -t web";
+                };
+
+                depends_on."mysql1".condition = "process_healthy";
+              };
+            };
+          };
+
+          devShells.default = pkgs.mkShell {
+            inputsFrom = [
+              config.process-compose."default".services.outputs.devShell
+            ];
+
+            nativeBuildInputs = [
+              php
+              phpPackages.composer
+            ];
+          };
+        };
     };
 }
diff --git a/drupal-nix-flake/flake.nix b/drupal-nix-flake/flake.nix
index 448b047..b1b4efe 100644
--- a/drupal-nix-flake/flake.nix
+++ b/drupal-nix-flake/flake.nix
@@ -74,8 +74,6 @@
               phpPackages.composer
             ];
           };
-
-          formatter = pkgs.nixfmt-rfc-style;
         };
     };
 }
diff --git a/symfony/flake.lock b/symfony/flake.lock
index 7dac337..b8a8226 100644
--- a/symfony/flake.lock
+++ b/symfony/flake.lock
@@ -1,6 +1,73 @@
 {
   "nodes": {
+    "devshell": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      },
+      "locked": {
+        "lastModified": 1741473158,
+        "narHash": "sha256-kWNaq6wQUbUMlPgw8Y+9/9wP0F8SHkjy24/mN3UAppg=",
+        "owner": "numtide",
+        "repo": "devshell",
+        "rev": "7c9e793ebe66bcba8292989a68c0419b737a22a0",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "devshell",
+        "type": "github"
+      }
+    },
+    "flake-parts": {
+      "inputs": {
+        "nixpkgs-lib": "nixpkgs-lib"
+      },
+      "locked": {
+        "lastModified": 1759362264,
+        "narHash": "sha256-wfG0S7pltlYyZTM+qqlhJ7GMw2fTF4mLKCIVhLii/4M=",
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "rev": "758cf7296bee11f1706a574c77d072b8a7baa881",
+        "type": "github"
+      },
+      "original": {
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "type": "github"
+      }
+    },
     "nixpkgs": {
+      "locked": {
+        "lastModified": 1722073938,
+        "narHash": "sha256-OpX0StkL8vpXyWOGUD6G+MA26wAXK6SpT94kLJXo6B4=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "e36e9f57337d0ff0cf77aceb58af4c805472bfae",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-lib": {
+      "locked": {
+        "lastModified": 1754788789,
+        "narHash": "sha256-x2rJ+Ovzq0sCMpgfgGaaqgBSwY+LST+WbZ6TytnT9Rk=",
+        "owner": "nix-community",
+        "repo": "nixpkgs.lib",
+        "rev": "a73b9c743612e4244d865a2fdee11865283c04e6",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "nixpkgs.lib",
+        "type": "github"
+      }
+    },
+    "nixpkgs_2": {
       "locked": {
         "lastModified": 1759733170,
         "narHash": "sha256-TXnlsVb5Z8HXZ6mZoeOAIwxmvGHp1g4Dw89eLvIwKVI=",
@@ -18,7 +85,9 @@
     },
     "root": {
       "inputs": {
-        "nixpkgs": "nixpkgs"
+        "devshell": "devshell",
+        "flake-parts": "flake-parts",
+        "nixpkgs": "nixpkgs_2"
       }
     }
   },
diff --git a/symfony/flake.nix b/symfony/flake.nix
index 83289ab..e04973d 100644
--- a/symfony/flake.nix
+++ b/symfony/flake.nix
@@ -1,20 +1,27 @@
 {
-  inputs.nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
+  inputs = {
+    devshell.url = "github:numtide/devshell";
+    flake-parts.url = "github:hercules-ci/flake-parts";
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
+  };
 
-  outputs = inputs:
-    let
-      system = "x86_64-linux";
-      pkgs = import inputs.nixpkgs { inherit system; };
-    in
-    {
-      devShells.${system}.default =
-        with pkgs;
-        mkShell {
-          buildInputs = [
-            php
-            phpPackages.composer
-            symfony-cli
-          ];
+  outputs =
+    inputs:
+    inputs.flake-parts.lib.mkFlake { inherit inputs; } {
+      imports = [ inputs.devshell.flakeModule ];
+
+      systems = [ "x86_64-linux" ];
+
+      perSystem =
+        { pkgs, ... }:
+        {
+          devshells.default = {
+            packages = with pkgs; [
+              php
+              phpPackages.composer
+              symfony-cli
+            ];
+          };
         };
     };
 }