diff --git a/inc/api.php b/inc/api.php
index 50b812a5..4127576a 100644
--- a/inc/api.php
+++ b/inc/api.php
@@ -208,4 +208,24 @@ class Api {
 
 		return $apiCatalog;
 	}
+	
+	public function translateBoard(Board $board) {
+		$apiBoard = [];
+		
+		foreach ($boards as $board) {
+			$apiBoard['uri'] = $board['uri'];
+			$apiBoard['title'] = $board['title'];
+			$apiBoard['subtitle'] = $board['subtitle'];
+		}
+
+		return $apiBoard;
+	}
+
+	public function translateBoards($boards) {
+		$apiBoards = [];
+		foreach ($boards as $board) {
+			$apiBoards[] = $this->translateBoard($board);
+		}
+		return $apiBoards;
+	}
 }
diff --git a/inc/functions.php b/inc/functions.php
index 43a2b3fa..886e960e 100755
--- a/inc/functions.php
+++ b/inc/functions.php
@@ -432,6 +432,18 @@ function setupBoard($array) {
 	if (!file_exists($board['dir'] . $config['dir']['res']))
 		@mkdir($board['dir'] . $config['dir']['res'], 0777)
 			or error("Couldn't create " . $board['dir'] . $config['dir']['img'] . ". Check permissions.", true);
+
+	// json api
+	if ($config['api']['enabled'] && !$mod) {
+		$api = new Api(
+			$config['show_filename'],
+			$config['hide_email'],
+			$config['country_flags']
+		);
+		$json = json_encode($api->translateBoards(listBoards()));
+		$jsonFilename = 'boards.json';
+		file_write($jsonFilename, $json);
+	}
 }
 
 function openBoard($uri) {