diff --git a/actions.json b/actions.json
deleted file mode 100644
index d4bec69..0000000
--- a/actions.json
+++ /dev/null
@@ -1,22 +0,0 @@
-[{
-		"id": "reset_default_setupvars",
-		"name": "Reset the config file and restore a default one.",
-		"command": "/bin/bash scripts/actions/reset_default_config \"setupVars.conf\"",
-		"user": "root",
-		"accepted_return_codes": [0],
-		"description": {
-			"en": "Reset the config file setupVars.conf.",
-			"fr": "Réinitialise le fichier de configuration setupVars.conf."
-		}
-},
-{
-		"id": "reset_default_ftl",
-		"name": "Reset the config file and restore a default one.",
-		"command": "/bin/bash scripts/actions/reset_default_config \"pihole-FTL.conf\"",
-		"user": "root",
-		"accepted_return_codes": [0],
-		"description": {
-			"en": "Reset the config file pihole-FTL.conf.",
-			"fr": "Réinitialise le fichier de configuration pihole-FTL.conf."
-		}
-}]
diff --git a/actions.toml b/actions.toml
new file mode 100644
index 0000000..5aff36a
--- /dev/null
+++ b/actions.toml
@@ -0,0 +1,17 @@
+[reset_default_setupvars]
+name = "Reset the config file and restore a default one."
+command = "/bin/bash scripts/actions/reset_default_config \"setupVars.conf\""
+# user = "root"  # optional
+# cwd = "/" # optional
+# accepted_return_codes = [0, 1, 2, 3]  # optional
+accepted_return_codes = [0]
+description = "Reset the config file setupVars.conf."
+
+[reset_default_ftl]
+name = "Reset the config file and restore a default one."
+command = "/bin/bash scripts/actions/reset_default_config \"pihole-FTL.conf\""
+# user = "root"  # optional
+# cwd = "/" # optional
+# accepted_return_codes = [0, 1, 2, 3]  # optional
+accepted_return_codes = [0]
+description = "Reset the config file pihole-FTL.conf."
diff --git a/config_panel.json b/config_panel.json
deleted file mode 100644
index e54118c..0000000
--- a/config_panel.json
+++ /dev/null
@@ -1,52 +0,0 @@
-{
-	"name": "PiHole configuration panel",
-	"version": "0.1",
-	"panel": [{
-		"name": "PiHole configuration",
-		"id": "main",
-		"sections": [{
-			"name": "Overwriting config files",
-			"id": "overwrite_files",
-			"options": [{
-				"name": "Overwrite the config file setupVars.conf ?",
-				"help": "If the file is overwritten, a backup will be created.",
-				"id": "overwrite_setupvars",
-				"type": "bool",
-				"default": true
-			},
-			{
-				"name": "Overwrite the config file pihole-FTL.conf ?",
-				"help": "If the file is overwritten, a backup will be created.",
-				"id": "overwrite_ftl",
-				"type": "bool",
-				"default": true
-			},
-			{
-				"name": "Overwrite the nginx config file ?",
-				"help": "If the file is overwritten, a backup will be created.",
-				"id": "overwrite_nginx",
-				"type": "bool",
-				"default": true
-			},
-			{
-				"name": "Overwrite the php-fpm config file ?",
-				"help": "If the file is overwritten, a backup will be created.",
-				"id": "overwrite_phpfpm",
-				"type": "bool",
-				"default": true
-			}]
-		},
-		{
-			"name": "Global configuration",
-			"id": "global_config",
-			"options": [{
-				"name": "Send HTML email to admin ?",
-				"help": "Allow app scripts to send HTML mails instead of plain text.",
-				"id": "email_type",
-				"type": "bool",
-				"default": true
-			}]
-		}]
-	}
-]
-}
diff --git a/config_panel.toml b/config_panel.toml
new file mode 100644
index 0000000..338ee26
--- /dev/null
+++ b/config_panel.toml
@@ -0,0 +1,64 @@
+version = "0.1"
+name = "PiHole configuration panel"
+
+[main]
+name = "PiHole configuration"
+
+    [main.overwrite_files]
+    name = "Overwriting config files"
+
+        [main.overwrite_files.overwrite_setupvars]
+        ask = "Overwrite the config file setupVars.conf ?"
+        type = "boolean"
+        default = true
+        help = "If the file is overwritten, a backup will be created."
+
+        [main.overwrite_files.overwrite_ftl]
+        ask = "Overwrite the config file pihole-FTL.conf ?"
+        type = "boolean"
+        default = true
+        help = "If the file is overwritten, a backup will be created."
+
+        [main.overwrite_files.overwrite_nginx]
+        ask = "Overwrite the nginx config file ?"
+        type = "boolean"
+        default = true
+        help = "If the file is overwritten, a backup will be created."
+
+        [main.overwrite_files.overwrite_phpfpm]
+        ask = "Overwrite the php-fpm config file ?"
+        type = "boolean"
+        default = true
+        help = "If the file is overwritten, a backup will be created."
+
+
+    [main.global_config]
+    name = "Global configuration"
+
+        [main.global_config.email_type]
+        ask = "Send HTML email to admin ?"
+        type = "boolean"
+        default = true
+        help = "Allow app scripts to send HTML mails instead of plain text."
+
+
+    [main.php_fpm_config]
+    name = "PHP-FPM configuration"
+
+        [main.php_fpm_config.footprint]
+        ask = "Memory footprint of the service ?"
+        choices = ["low", "medium", "high", "specific"]
+        default = "low"
+        help = "low <= 20Mb per pool. medium between 20Mb and 40Mb per pool. high > 40Mb per pool.<br>Use specific to set a value with the following option."
+
+        [main.php_fpm_config.free_footprint]
+        ask = "Memory footprint of the service ?"
+        type = "number"
+        default = "0"
+        help = "Free field to specify exactly the footprint in Mb if you don't want to use one of the three previous values."
+
+        [main.php_fpm_config.usage]
+        ask = "Expected usage of the service ?"
+        choices = ["low", "medium", "high"]
+        default = "low"
+        help = "low: Personal usage, behind the sso. No RAM footprint when not used, but the impact on the processor can be high if many users are using the service.<br>medium: Low usage, few people or/and publicly accessible. Low RAM footprint, medium processor footprint when used.<br>high: High usage, frequently visited website. High RAM footprint, but lower on processor usage and quickly responding."