Build with Blockly An open-source, flexible library for developers to build visual programming editors with drag-and-drop blocks - powering the world’s most popular block-based coding platforms.

Want to start over? Games for tomorrow's programmers. Block-based programming lessons for beginners.

The Blockly library is for software developers that want to add an editor to their app that represents coding concepts as interlocking blocks. From a developer's perspective, Blockly is a ready-made UI …

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Free interactive programming games teaching coding fundamentals through visual block-based puzzles. No experience needed - start learning today!

Stack a couple of 'move forward' blocks together to help me reach the goal. Congratulations! On this level, you need to stack together all of the blocks in the white workspace. Run your program to see …

We use Google Blockly plus our own special mix of custom blocks & styling to give you an easy to understand experience while ensuring that you can still do the advanced things you need to.

Blockly includes a set of visual blocks for common operations, and can be customized by adding more blocks. New blocks require a block definition and a generator. The definition describes the block's …

Blockly is a drag-and-drop visual programming tool that introduces children as young as 6 to fundamental programming concepts including Sequencing, Loops, Sensors + Events, Functions, …

Want to start over? Games for tomorrow's programmers.