6,622 tools, each one opened, scored and signed by a Toolio reviewer

NSFWJS

It's not perfect, but NSFWJS is pretty accurate in quickly identifying unseemly images.

Checked 5 Oct 2026 Reviewed by Alex Listed since April 2024

Screenshot of NSFWJS

At a glance

Starts at Free No paid plan found on the vendor's site, September 2026.
Free tier No
Platforms Web, Node.js
Best for Developers needing quick image filtering
Not for Content Creators With High-Quality Imagery

3.8 out of 5

Scored by Alex after real use

Our verdict

NSFWJS helps with basic image filtering. It’s easy to use and integrates well for client-side image checks. However, it might be too simple for more complex needs or higher accuracy requirements.

✓What it does well

Quick ImplementationEasy to integrate into existing projects.
Client-Side FilteringPerforms filtering on the user’s device, reducing server load.
Lightweight LibraryMinimal impact on page loading times due to its small size.

✕Where it falls short

Low Accuracy in Complex ImagesMay misidentify images that are ambiguous or borderline cases.
Limited Feature SetDoes not offer advanced features like custom training data.
Performance VariabilitySpeed and accuracy can vary based on image quality and content type.

Key features

Simple APIEasy to use with a straightforward interface.
Open SourceAvailable as open-source code, allowing for customization if needed.
Regular UpdatesReceives frequent updates and improvements from the community.
Customizable FiltersAllows users to tweak and create custom image filters.

Questions about NSFWJS

What is NSFWJS?

NSFWJS is a library that quickly identifies unseemly images, and the reviewer calls it pretty accurate though not perfect. It runs its filtering on the user's device, which reduces server load, and it works on the web and in Node.js.

Is NSFWJS free to use?

NSFWJS is listed at $0, and no paid plan was found on the vendor's site in September 2026. It is also available as open-source code, which allows customization if needed, and it receives frequent updates from the community.

How accurate is NSFWJS?

NSFWJS is pretty accurate for quick checks but not perfect. The reviewer notes it may misidentify ambiguous or borderline images, and its speed and accuracy can vary with image quality and content type, so it may be too simple for higher accuracy requirements.

Who is NSFWJS for?

Toolio lists NSFWJS as best for developers who need quick image filtering, since it is easy to integrate into existing projects and has a straightforward API. It is not for content creators with high-quality imagery or teams needing advanced features like custom training data.

How does Toolio rate NSFWJS?

Toolio scores NSFWJS 3.8 out of 5, rated by Alex after real use on 5 Oct 2026. The reviewer finds it easy to use for client-side image checks, with a lightweight library that has minimal impact on page loading times.

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