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

LicenseSpring
Keygen
10Duke Enterprise
Reprise License Manager
Revenera
LICENSE4J
Keymint
Production-ready software licensing infrastructure for technical teams needing a reliable licensing system without unnecessary complexity that adapts as they scale.

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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EJS
Eloquent JavaScript
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|---|---|---|
| Website | eloquentjavascript.net | devolens.com |
| Pricing | ||
| Platforms | — | |
| Company | — | Startup from Sweden · 1 - 9 employees · 2017 |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of Eloquent JavaScript yet.
Devolens provides a software licensing system for teams building and selling software. It handles license creation, validation, and management so companies can avoid building and maintaining their own licensing infrastructure. The system is designed for advanced production use, while keeping...
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
No analysis of Devolens yet.
Walkthroughs and reviews on video.
Eloquent JavaScript A Modern Introduction to Programming 3rd Edition by Marijn Haverbeke review
More videos
Introduction to Devolens
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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 Devolens.
Devolens's answer:
Devolens's answer:
Devolens was built around the idea that software licensing should be a defined part of a system, not an internal project. The focus has been to create a solution that is reliable in production while remaining practical to implement.
Devolens's answer:
Devolens is built as a cloud-based system with APIs and SDKs that support integration across different programming languages and environments, allowing licensing to fit into existing architectures.
Devolens's answer:
Devolens focuses entirely on software licensing, providing a dedicated system that handles license creation, validation, and management in one place. It is built for production use while keeping implementation practical for technical teams.
Devolens's answer:
Devolens combines a structured, production-ready system with a practical implementation approach. It avoids unnecessary complexity, offers transparent pricing, and allows teams to integrate licensing without maintaining their own infrastructure.
Devolens's answer:
Devolens is designed for software teams building SaaS products, desktop applications, SDKs, or plugins that need a reliable way to control access, manage licenses, and support different pricing models.
Share your experience with using Eloquent JavaScript and Devolens. 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 Devolens since Jul 2024.
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