There's also GP Blocks, which is a better Scratch written in itself: https://gpblocks.org/ https://gpblocks.org/ For more background information about GP Bloc

There's also GP Blocks, which is a better Scratch written in itself: https://gpblocks.org/ https://gpblocks.org/ For more background information about GP Blocks from the team that brought Smalltalk, Squeak, Etoys, Scratch 2.0 and Snap! read the following paper: http://www.vpri.org/pdf/tr2015003_modsys.pdf http://www.vpri.org/pdf/tr2015003_modsys.pdf