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Learn JavaScript with guided tests and flashcards

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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, Learn JavaScript seems to be more popular. It has been mentioned 48 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | learnjavascript.online | 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 Learn 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.
Learn JAVASCRIPT in just 5 MINUTES (2020)
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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 Learn 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 Learn 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.


I haven't done this course, but I have been programming with Javascript for about ~1.5years and can build things with React, the best course I found, and I bet it would translate to angular, is learnjavascript.online. Another resource... Source: over 3 years ago
The Jad Joubran courses on the other hand really upped my skill level and helped me make the jump from passive learning, exercises and very small projects to making legitimate web apps. That was probably the biggest/scariest jump I've... Source: over 3 years ago
Hi everyone! I'm in the very early stages of creating an interactive course and I would like to hear your thoughts on them. So far I've come across Scrimba and Jad Joubran's learn X series of sites (learnjavascript.online,... Source: over 3 years ago
Tracking Devolens since Jul 2024.
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