
LaunchDarkly
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Optimizely
ConfigCat is a developer-centric feature flag service with unlimited team size, awesome support, and a reasonable price tag.

Eloquent JavaScript
JavaScript.com
Scrimba
React Tutorial
JavaScript Quiz
Free Code Camp
JavaScript Knowledge Map
Learn JavaScript with guided tests and flashcards
Which is more popular?
ConfigCat might be a bit more popular than Learn JavaScript. We know about 55 links to it since March 2021 and only 48 links to Learn JavaScript.
Website, pricing, platforms and company facts side by side.
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| Website | configcat.com | learnjavascript.online |
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In their own words, as submitted to SaaSHub.


ConfigCat is a developer-centric feature flag service that helps you turn features on and off, change their configuration, and roll them out gradually to your users. It supports targeting users by attributes, percentage-based rollouts, and segmentation. Available for all major programming...
No description of Learn JavaScript yet.
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
ConfigCat is recommended for software development teams, product managers, and organizations that require efficient feature management and configuration control. It is particularly useful for teams practicing continuous integration and delivery, agile development, or those with frequent release cycles, as it enables quick and safe experimentation and feature rollouts.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
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Learn JAVASCRIPT in just 5 MINUTES (2020)
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using ConfigCat and Learn JavaScript. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


ConfigCat is a managed feature flag and remote configuration tool that allows an unlimited number of team members on all their plans. They claim to be functional and friendly with clear public documentation, a slack...
In summary, LaunchDarkly’s ‘Starter Package’ supports the most SDK’s and their web interface is slightly more functional. ConfigCat’s “Pro” package allows large teams to work together. Rollout’s Solo package is the...
We have no reviews of Learn JavaScript yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


I've said a lot about OpenFeature. Let's see how it integrates with ConfigCat, a feature management platform with first-class OpenFeature support. - Source: dev.to / almost 2 years ago
ConfigCat - ConfigCat is a developer-centric feature flag service with unlimited team size, excellent support, and a reasonable price tag. Free plan up to 10 flags, two environments, 1 product, and 5 Million requests per month. - Source: dev.to / over 2 years ago
ConfigCat allows you to manage your feature flags from an easy-to-use dashboard, including the ability to set targeting rules for releasing features to a specific segment of users. These rules can be based on country, email, and custom... - Source: dev.to / almost 3 years ago
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
When comparing ConfigCat and Learn JavaScript, you can also consider the following products.

LaunchDarkly is a powerful development tool which allows software developers to roll out updates and new features.
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Unleash is an open-source feature management platform. We are private, secure, and ready for the most complex setups out of the box.
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A free resource for learning and developing in JavaScript
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Flagsmith lets you manage feature flags and remote config across web, mobile and server side applications. Deliver true Continuous Integration. Get builds out faster. Control who has access to new features. We're Open Source.
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Interactive coding screencasts created in an instant
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