How to Use the HTMLifier to Convert Scratch 3.0 Projects to HTML

Aug 24, 2021 | Programming

If you’ve ever wanted to convert your Scratch 3.0 projects into a standalone HTML file, the HTMLifier is your go-to tool! This powerful tool assembles your project into an enormous file containing all necessary data and even the entire Scratch engine. Let’s dive in on how you can do this and troubleshoot any issues you may encounter.

How Does the HTMLifier Work?

The HTMLifier meticulously gathers assets from your Scratch project by leveraging the Scratch Virtual Machine (VM). It tracks these assets and merges them into a single base64 data URI, along with the project’s JSON. Think of the HTMLifier as a chef assembling a complex dish, where each ingredient (assets and code) is carefully sourced and combined to create a delightful meal (the final HTML file).

Getting Started

  • Download the HTMLifier as an npm package from here.
  • Ensure you have the necessary dependencies, including the Scratch engine from scratch-vm.
  • Follow the installation instructions provided in the repository to have everything up and running.

Building Your Project

To convert your Scratch project to an HTML file, you can use the following commands:

  • For a one-time build, run:
  • deno run --allow-run --allow-read=src --allow-write=index.bundle.min.js --allow-net=sheeptester.github.io bin/build.ts
  • For automatic builds during development, use:
  • nodemon --exec deno run --allow-all --watch src --watch client --ext ts,css,html,js bin/build.ts --dev
  • And for building for Node, execute:
  • deno run --allow-run --allow-read=src --allow-write=node/index.min.js --allow-net=sheeptester.github.io bin/build.ts node

Troubleshooting Tips

Even though everything should run smoothly, you might encounter some hiccups along the way. Here are some troubleshooting ideas:

  • Issue: Errors during build.
  • Solution: Double-check your file paths and ensure you have all necessary permissions set.
  • Issue: Project doesn’t load correctly in HTML.
  • Solution: Verify that the assets were properly tracked and included in the base64 URIs. Try running the HTMLifier again.

For more insights, updates, or to collaborate on AI development projects, stay connected with fxis.ai.

Additional Considerations

While the HTMLifier is an excellent tool for converting Scratch projects, there are alternatives worth exploring depending on your needs. If speed or editability is your main concern, consider using Scratch to JavaScript compilers like:

For those interested in learning JavaScript, Leopard offers a Scratch to JavaScript converter that can be very useful.

Conclusion

At fxis.ai, we believe that such advancements are crucial for the future of AI, as they enable more comprehensive and effective solutions. Our team is continually exploring new methodologies to push the envelope in artificial intelligence, ensuring that our clients benefit from the latest technological innovations.

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