Games for tomorrow's programmers. Block-based programming lessons for beginners.

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.

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Blockly introduces fundamental and advanced coding concepts through playful projects and puzzles. Kids learn about coding by exploring variables, events, conditionals, and more.

Blockly is a client-side library for the programming language JavaScript for creating block-based visual programming languages (VPLs) and editors. A project of Google, it is free and open-source software …

A free, non-profit interactive course teaching the basics of programming — 64 guided lessons with audio narration in five languages.

Blockly is a library that adds a visual code editor to web and mobile apps. The Blockly editor uses interlocking, graphical blocks to represent code concepts like variables, logical expressions, loops, …

Blockly, Google’s open source library for drag-and-drop programming, is moving to the stewardship of the Raspberry Pi Foundation on November 10, 2025.

Welcome to Blockly Code Blockly Code is a simple to use code editor & hosting service. Plus, we have blocks to help you learn coding & make development easier More Info See Examples Try for Free!

4. Add Blockly libraries Add the script tag Default imports Alternate imports You can also define your imports more carefully to get different generators and locales.