stealjs VS QuickJS

• Modular Loader
  StealJS is a dynamic module loader that supports ES6, AMD, and CommonJS, offering flexibility in module formats and simplifying the development process.
• Progressive Loading
  It supports progressive loading, which allows developers to load JavaScript dependencies only as needed, improving application performance and reducing initial load times.
• Compatibility
  StealJS is compatible with various environments, including Node.js and web browsers, facilitating seamless development and deployment.
• Plugin System
  Its extensible plugin system allows developers to customize the build process and integrate with other tools or libraries easily.
• Live Reload
  StealJS provides live reload functionality, enabling developers to see changes instantly without manually refreshing the page, hence improving the development workflow.

Possible disadvantages

• Learning Curve
  Developers familiar with more traditional build tools might face a steep learning curve initially when adopting StealJS.
• Community and Support
  StealJS has a smaller community compared to more popular bundlers like Webpack, which can result in less available support and resources.
• Configuration Complexity
  Though powerful, its configuration can become complex for larger projects and may require additional effort to manage efficiently.
• Performance Overhead
  Dynamic loading can introduce some runtime performance overhead compared to static bundling, potentially affecting execution speed.
• Ecosystem
  While StealJS integrates with many tools, it may not have the same breadth of plugin ecosystem that some larger projects offer, potentially requiring manual integrations.

• Lightweight
  QuickJS is designed to be lightweight with a small footprint, making it easy to embed in applications and suitable for resource-constrained environments.
• Fast Startup Time
  QuickJS offers very fast startup times, which can be beneficial for applications that require quick script execution without a long initialization period.
• Full ES2020 Support
  QuickJS supports the full ES2020 specification, providing modern JavaScript features and syntax, which is advantageous for developers who want to use the latest JavaScript features.
• Embeddability
  Being easy to integrate into other applications or systems, QuickJS provides a simple C API, which facilitates embedding it in various software and platforms.
• Single File Distribution
  QuickJS can be distributed as a single file, simplifying packaging and distribution without needing external dependencies.
• Memory Efficiency
  Its memory efficient design allows QuickJS to run scripts in environments with limited memory resources, making it suitable for IoT devices and embedded systems.

Possible disadvantages

• Limited Ecosystem
  QuickJS, being a relatively new and niche project, has a smaller ecosystem compared to more established JavaScript engines like V8, which means fewer libraries and community resources are available.
• Performance
  While QuickJS is efficient, it may not deliver the same high-performance execution as more mature engines like V8, especially in applications requiring intensive computational processing.
• Lack of Long-term Support
  QuickJS may not have the same level of long-term support and ongoing development as larger projects maintained by large companies or communities.
• Single-threaded
  QuickJS runs in a single thread, which can be a limitation for applications that require multithreading support for parallel processing.
• Limited Debugging Tools
  Compared to more popular JavaScript engines, QuickJS has fewer debugging tools and integrations, which might make development and troubleshooting more challenging.

StealJS Overview

More videos

QuickJS - IO, axios, redaxios, fetch

Tracking stealjs since Mar 2021.

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  You don't need V8 for running JS for scripting, you have quickjs[1] or mquickjs[2] for example. You might have problems importing npm packages, but as we can see from lua plugins you don't even need support for package managers.... - Source: Hacker News / 7 months ago

• Fabrice Bellard Releases MicroQuickJS

  - QuickJS: https://bellard.org/quickjs/ Legendary. - Source: Hacker News / 9 months ago

• Building a JavaScript Runtime from Scratch using C

  For those who would like a true "from scratch" implementation of JavaScript, Fabrice Bellard's QuickJS [1] is clean, readable and approachable. It's a full implementation of modern JavaScript in a straightforward project, not nearly as... - Source: Hacker News / 12 months ago

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