diff --git a/core/tern.core/metadata/_make-tern-repository.js b/core/tern.core/metadata/_make-tern-repository.js
new file mode 100644
index 000000000..6b1dac1c0
--- /dev/null
+++ b/core/tern.core/metadata/_make-tern-repository.js
@@ -0,0 +1,40 @@
+/**
+ * Look inside current `metadata` folder for `*.metadata.json` files
+ * and list them inside `_metadata-repository.json`
+ * as `name` and `metadataurl` pairs
+ */
+
+var folderUrl = 'https://raw.githubusercontent.com/angelozerr/tern.java/master/core/tern.core/metadata/';
+var suffix = '.metadata.json';
+var repositoryFile = '_metadata-repository.json';
+
+var fs = require('fs');
+
+var ternRepository = [];
+
+var filenames = fs.readdirSync('.');
+
+var counter = 0;
+
+for (var i in filenames){
+	var file = filenames[i];
+	// skip if not endsWith '.metadata.json'
+	if (file.indexOf(suffix, file.length - suffix.length) == -1){
+		continue;
+	}
+	counter++;
+	//console.log(file);
+	
+	var metadata = require ('./'+file);
+	//console.log(metadata);
+	var entry = {};
+	entry.name = metadata.name;
+	entry.metadataurl = folderUrl+file;
+	ternRepository.push(entry);
+};
+
+//console.log(ternRepository);
+
+fs.writeFileSync('./'+repositoryFile, JSON.stringify(ternRepository,null,2) );
+
+console.log('Finished processing '+counter+' entries. Check '+repositoryFile+' file');