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

reefnotes
AquaTasks
ShrimpTank.app
FishCare AI
TankBud
Aquarium Management Application

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 | aquakeeper.app |
| Pricing | ||
| Company | — | Startup from France · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of Eloquent JavaScript yet.
AquaKeeper is an Aquarium Management Application that helps Aquarists to maintain their aquariums healthy. User can create multiple aquariums. Schedule tasks, complete them and follow a complete history of their actions. Save all water measurements. Specify species and plants for each aquarium....
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 AquaKeeper.app yet.
Walkthroughs and reviews on video.
Eloquent JavaScript A Modern Introduction to Programming 3rd Edition by Marijn Haverbeke review
More videos
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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 AquaKeeper.app.
AquaKeeper.app's answer:
React, Java Spring
AquaKeeper.app's answer:
Developed by an aquarist for all aquarium and fish keepers. Available in 5 languages: FR, EN, DE, ES, IT. A really nice interface, both compatible on Desktop and mobile.
Share your experience with using Eloquent JavaScript and AquaKeeper.app. 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 AquaKeeper.app since Sep 2026.
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Aquarium care app for shrimp keepers
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