diff --git a/scripts/update-api-environment-files.ps1 b/scripts/update-api-environment-files.ps1
new file mode 100644
index 0000000..3938e3f
--- /dev/null
+++ b/scripts/update-api-environment-files.ps1
@@ -0,0 +1,134 @@
+# Percorsi file
+$envFile         = Join-Path $PSScriptRoot ".." "env.json"    # JSON originale
+$collectionsRoot = Join-Path $PSScriptRoot ".." "collections" # cartella di partenza delle collezioni
+
+
+# 1. Se il file non esiste → errore
+if (-not (Test-Path $envFile)) {
+    Write-Error "File env.json non trovato."
+    exit 1
+}
+
+# Carica JSON mantenendo ordine
+$raw = Get-Content $envFile -Raw
+$data = $raw | ConvertFrom-Json -AsHashtable
+
+if (-not $data.ContainsKey("API")) {
+    Write-Error "Il file env.json non contiene la sezione 'API'."
+    exit 1
+}
+
+# Funzione per leggere file .env (KEY=VALUE)
+function Read-EnvFile($path) {
+    $result = [ordered]@{}
+    foreach ($line in Get-Content $path) {
+        if ($line.Trim() -eq "" -or $line.Trim().StartsWith("#")) { continue }
+        if ($line -match "^\s*([^=]+)\s*=\s*(.*)$") {
+            $key = $matches[1].Trim()
+            $value = $matches[2]
+            $result[$key] = $value
+        }
+    }
+    return $result
+}
+
+# Funzione per scrivere file .env
+function Write-EnvFile($path, $hashtable) {
+    $lines = foreach ($k in $hashtable.Keys) {
+        "$k=$(Format-EnvValue $hashtable[$k])"
+    }
+    Set-Content $path -Value $lines -Encoding UTF8
+}
+
+function Format-EnvValue($value) {
+    if ($null -eq $value) {
+        return ""
+    }
+    if ($value -match "#") {
+        return "'$value'"
+    }
+    return $value
+}
+
+function KeysMatch($a, $b) {
+    $diff = Compare-Object -ReferenceObject ($a | Sort-Object -Unique) -DifferenceObject ($b | Sort-Object -Unique)
+
+        return -not $diff
+}
+
+# 2. Scorri tutte le sezioni sotto API
+foreach ($sectionName in $data["API"].Keys) {
+
+    Write-Host "`n--- Sezione: $sectionName ---"
+
+    $section = $data["API"][$sectionName]
+
+    # a. Verifica esistenza cartella
+    $folder = Join-Path $collectionsRoot $sectionName
+    if (-not (Test-Path $folder)) {
+        Write-Warning "La cartella '$folder' non esiste. Sezione ignorata."
+        continue
+    }
+
+    # b. Verifica .env.template
+    $templatePath = Join-Path $folder ".env.template"
+    if (Test-Path $templatePath) {
+        $template = Read-EnvFile $templatePath
+
+        $templateKeys = $template.Keys
+        $sectionKeys = $section.Keys
+
+        if ($templateKeys.Count -ne $sectionKeys.Count -or -not (KeysMatch $templateKeys $sectionKeys)) {
+            Write-Warning "Il file .env.template in '$sectionName' non ha le stesse chiavi della sezione."
+        }
+    }
+
+    # c/d/e. Gestione file .env
+    $envPath = Join-Path $folder ".env"
+
+    if (-not (Test-Path $envPath)) {
+        # c. Genera nuovo file .env
+        Write-Host "Generazione nuovo file .env per '$sectionName'."
+        $newEnv = [ordered]@{}
+        foreach ($key in $section.Keys) {
+            $newEnv[$key] = $section[$key]
+        }
+        Write-EnvFile $envPath $newEnv
+        continue
+    }
+
+    # d. Verifica chiavi .env esistente
+    $existingEnv = Read-EnvFile $envPath
+
+    $envKeys = $existingEnv.Keys
+    $sectionKeys = $section.Keys
+
+    if ($envKeys.Count -ne $sectionKeys.Count -or -not (KeysMatch $envKeys $sectionKeys)) {
+        Write-Warning "Il file .env in '$sectionName' non ha le stesse chiavi della sezione."
+    }
+
+    # e. Aggiorna valori
+    $updatedEnv = [ordered]@{}
+
+    foreach ($key in $section.Keys) {
+        $valueFromJson = $section[$key]
+
+        if ($existingEnv.Contains($key)) {
+            if ($null -ne $valueFromJson) {
+                # aggiorna
+                $updatedEnv[$key] = $valueFromJson
+            } else {
+                # mantieni
+                $updatedEnv[$key] = $existingEnv[$key]
+            }
+        } else {
+            # chiave mancante → aggiungi
+            $updatedEnv[$key] = $valueFromJson
+        }
+    }
+
+    Write-Host "Aggiornamento file .env per '$sectionName'."
+    Write-EnvFile $envPath $updatedEnv
+}
+
+Write-Host "`nOperazione completata."