Zotero is a free, easy-to-use tool to collect, organize, cite, and share research sources. It’s the best of all tools that I have ever used to manage personal research library. Some Awesome Features Items in Zotero libraries can be organized with collections and tags. Zotero’s sync functionality allows you to access your Zotero library on any computer with internet access. Zotero syncing has two parts: data syncing and file …