Blockly is a library for building visual programming editors. Users can drag blocks together to build an application. No typing required.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux


Blockly is the most popular Windows, Mac & Linux alternative to Visogram.
Blockly is the most popular Open Source & free alternative to Visogram.
- Blockly is Free and Open Source
- Blockly is Customizable


