1.WordPress / gutenbergThe Block Editor project for WordPress and beyond. Plugin is available from the official repository.wordpressgutenbergwordpress-pluginTypeScriptOther license12K total5K forks+26 starsfrom 11,754 · score 3.30
2.Automattic / wp-calypsoThe JavaScript and API powered WordPress.comwordpressjavascriptreactes2015es6es6-javascript+2 moreTypeScriptGPL-2.013K total2K forks+8 starsfrom 12,641 · score 2.20