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QuickJS VS Ishihara Test

Compare QuickJS VS Ishihara Test and see what are their differences

QuickJS

Application and Data, Build, Test, Deploy, and JavaScript Compilers

Rating
0 reviews
Pricing
Open source
Alternatives Is it good?
IT
Ishihara Test

Free online Ishihara color blindness screening test in 13 languages. Instant severity result, downloadable PDF report, and an embeddable widget. No sign-up, no email. Screens for red-green color vision deficiency, not a medical diagnosis.

No screenshot yet
Rating
0 reviews
Pricing
Free
Alternatives Is it good?
ScreenSnap Pro
Stop sharing plain, boring screenshots. Add stunning backgrounds, pro annotations, and instant cloud links — all in one click. Pay once, own it forever. sponsored
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Which is more popular?

Based on our record, QuickJS seems to be more popular. It has been mentioned 48 times since March 2021.

social mentions
48 vs 0
Application And Data popularity
100% vs 0%
alternatives listed
16 vs 6

Base details

Website, pricing, platforms and company facts side by side.

QuickJS
IT
Ishihara Test
Website bellard.org ishiharatest.com
Pricing
Open source
Free
Company — Startup from Slovakia
Listed in
Design Tools Developers User Experience Application And Data +1
Health And Medical Color Tools Online Tests Testing +1

About QuickJS and Ishihara Test

In their own words, as submitted to SaaSHub.

QuickJS
IT
Ishihara Test

No description of QuickJS yet.

IshiharaTest.com is a free, no-sign-up online Ishihara color blindness screening test. Based on the classic Ishihara plate method, it gives a fast, private indication of whether you may have a red-green color vision deficiency, along with a difficulty breakdown and a downloadable PDF report. It...

Read more about Ishihara Test

Features and specs

What each product offers, as listed by its team.

QuickJS 6 features
IT
Ishihara Test 0 features
  • Lightweight
    QuickJS is designed to be lightweight with a small footprint, making it easy to embed in applications and suitable for resource-constrained environments.
  • Fast Startup Time
    QuickJS offers very fast startup times, which can be beneficial for applications that require quick script execution without a long initialization period.
  • Full ES2020 Support
    QuickJS supports the full ES2020 specification, providing modern JavaScript features and syntax, which is advantageous for developers who want to use the latest JavaScript features.
  • Embeddability
    Being easy to integrate into other applications or systems, QuickJS provides a simple C API, which facilitates embedding it in various software and platforms.
  • Single File Distribution
    QuickJS can be distributed as a single file, simplifying packaging and distribution without needing external dependencies.
  • Memory Efficiency
    Its memory efficient design allows QuickJS to run scripts in environments with limited memory resources, making it suitable for IoT devices and embedded systems.

Possible disadvantages

  • Limited Ecosystem
    QuickJS, being a relatively new and niche project, has a smaller ecosystem compared to more established JavaScript engines like V8, which means fewer libraries and community resources are available.
  • Performance
    While QuickJS is efficient, it may not deliver the same high-performance execution as more mature engines like V8, especially in applications requiring intensive computational processing.
  • Lack of Long-term Support
    QuickJS may not have the same level of long-term support and ongoing development as larger projects maintained by large companies or communities.
  • Single-threaded
    QuickJS runs in a single thread, which can be a limitation for applications that require multithreading support for parallel processing.
  • Limited Debugging Tools
    Compared to more popular JavaScript engines, QuickJS has fewer debugging tools and integrations, which might make development and troubleshooting more challenging.

No features have been listed yet.

Analysis

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

QuickJS
IT
Ishihara Test

No analysis of QuickJS yet.

Overall verdict

  • Ishihara Test (ishiharatest.com) is a solid, free online tool for a quick preliminary screening of red-green color vision deficiency using the classic Ishihara plate method, though it should not replace a professional eye exam for diagnosis.

Why this product is good

  • Uses the well-established and widely recognized Ishihara plate methodology for color vision screening
  • Free and instantly accessible without registration or downloads
  • Simple, user-friendly interface that provides quick results
  • Useful for raising awareness about color blindness and prompting further professional evaluation if needed
  • Accessible from most devices with a screen, making it convenient for casual self-checks

Recommended for

  • Individuals curious about whether they might have red-green color vision deficiency
  • People wanting a quick, free preliminary screening before seeking professional diagnosis
  • Students or hobbyists learning about color vision science
  • Parents wanting an initial check for their children's color perception
  • Anyone needing a fast reference tool, understanding it is not a substitute for clinical testing

Videos

Walkthroughs and reviews on video.

QuickJS 1 video + Add
IT
Ishihara Test 0 videos + Add

QuickJS - IO, axios, redaxios, fetch

No Ishihara Test videos yet. You could help us improve this page by suggesting one.

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
QuickJS
IT
Ishihara Test
100% 100%
Application And Data
0% 0%
0% 0%
Online Tests
100% 100%
100% 100%
Development Tools
0% 0%
0% 0%
Testing
100% 100%

User comments

Share your experience with using QuickJS and Ishihara Test. For example, how are they different and which one is better?

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Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

QuickJS 48 mentions
IT
Ishihara Test 0 mentions
  • Why I built a 6MB JavaScript runtime for embedded and IoT devices
    So I built xuan (玄) — a lightweight JavaScript runtime for IoT and embedded Devices. It's built on QuickJS and forked from Tjs / txiki.js. It's MIT licensed and on GitHub here: https://github.com/topelinux/xuan. - Source: dev.to / 6 days ago
  • Fairyfly – A lightweight JavaScript runtime in Zig
    A lightweight, backend-focused JavaScript runtime built with Zig and powered by QuickJS. Designed for fast startup, low memory And a small readable codebase. - Source: dev.to / 6 days ago
  • Vim 9.2 Released
    You don't need V8 for running JS for scripting, you have quickjs[1] or mquickjs[2] for example. You might have problems importing npm packages, but as we can see from lua plugins you don't even need support for package managers.... - Source: Hacker News / 8 months ago

View more

Tracking Ishihara Test since Apr 2026.

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