VS Code
CodePen
GitHub
Node.js
RegExr
JSFiddle
CodeSandbox
Free ebook for the JS Beginners

Sawyer
ClassDuo
Tuio.org
CourseStorm
Swiftlier, the all-in-one platform for educational businesses. Streamline complexity. Maximise potential. Swiftlier cuts through admin with automation, giving you time to sell, lead and educate
Which is more popular?
Based on our record, Eloquent JavaScript seems to be more popular. It has been mentioned 218 times since March 2021.
Website, pricing, platforms and company facts side by side.
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Eloquent JavaScript
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| Website | eloquentjavascript.net | swiftlier.com |
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| Company | — | Startup from the United Kingdom |
| Listed in |
What each product offers, as listed by its team.

Possible disadvantages
An editorial look at what each product does well and who it suits.

Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Eloquent JavaScript A Modern Introduction to Programming 3rd Edition by Marijn Haverbeke review
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How often each product is chosen within a category, 0–100% relative to the other.

As answered by people managing Eloquent JavaScript and Swiftlier.
Swiftlier's answer:
Swiftlier is the all-in-one tool to supercharge your organisation. It automates and aids everything you already do across the student lifecycle - from marketing and sales, through to onboarding, delivery and post-course engagement.
Swiftlier's answer:
We specialise in building systems that work for businesses, and not the other way around. We foster long term partnerships with our clients, building and operating their key systems and using that software to provide unique differentiation over their competitors.
Share your experience with using Eloquent JavaScript and Swiftlier. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.

If you haven’t read Eloquent JavaScript , go check it out. It’s one of my all-time favourite programming books — hands down. - Source: dev.to / about 1 year ago
Videos, blogs, text-based teachings, YouTube project-based learning, books, and the like are all examples of various methods and mediums of acquiring skills, especially in the software engineering industry. As I continue to navigate... - Source: dev.to / almost 2 years ago
Seconded. I won't recommend it and no one I know has recommended it for a decade. It's hard for someone who doesn't know JS to know which parts has changed and is no longer the way to do things. https://github.com/getify/You-Dont-Know-JS... - Source: Hacker News / about 2 years ago
Tracking Swiftlier since Sep 2025.
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A front end web development playground.
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ClassDuo is class registration software for in-person programs like camps, workshops, and community classes. It lets you create schedules, collect payments, manage waitlists, track attendance, send reminders, and handle waivers—all in one place.
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Originally founded as a project to simplify sharing code, GitHub has grown into an application used by over a million people to store over two million code repositories, making GitHub the largest code host in the world.
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Tuio is a billing and payment application that allow daycare centers and pre-schools to centralize and manage all parent billing and payment in one place.
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