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Best NSFW Filter Alternatives ranked by AI · updated Aug 2026

NSFW Filter is an AI-powered service for detecting sexually explicit or unsafe visual content in images. It is aimed at developers and teams that need a lightweight way to screen user-generated media without building a moderation model.

Developer: NSFW Filter Price: Free online tool; API pricing varies 🎯 github.com/nsfw-filter/nsfw-filter

🤖 AI 🔌 API Content Moderation Image Moderation nsfw detection

Top 6 NSFW Filter alternatives

1

Sightengine

💡 Pick it for production-grade image, video, and text moderation with more categories and controls.

Sightengine is an AI-powered content moderation solution that helps businesses detect and filter out inappropriate content such as nudity, violence, and offensive...

Custom pricing based on usage

Alternatives to Sightengine → Visit site

2

Hive Moderation

Hive

💡 Choose it when you need enterprise-scale moderation across explicit, violent, and harmful content.

Hive Moderation provides automated text, image, video, and audio moderation APIs for platforms and online communities. It is aimed at developers and...

Pros

Broader multimodal coverage than Bodyguard
Offers APIs for text, images, video, and audio
Well suited to large-scale automated moderation pipelines

Cons

More integration work than Bodyguard's focused text-moderation offering
Enterprise pricing is not publicly listed
Configuration can require dedicated trust-and-safety expertise

N/A

Alternatives to Hive Moderation → Visit site

3

NSFWJS

Infinite Red

💡 Pick it for a free, privacy-friendly JavaScript classifier that runs locally or in your own infrastructure.

NSFWJS is an open-source JavaScript library that classifies images into adult-content categories directly in the browser or Node.js. It is intended for...

Pros

No per-request API fees or external upload requirement
Runs in browsers and Node.js
More customizable and self-hostable than NSFW Filter

Cons

Requires more engineering than a hosted service
Less comprehensive than enterprise moderation APIs
Model accuracy depends on deployment and input conditions

Free, open source

Alternatives to NSFWJS → Visit site

4

Amazon Rekognition

💡 Choose it if your application already runs on AWS and needs scalable image or video moderation.

Amazon Rekognition is a deep learning-based image and video analysis service that can identify objects, people, text, scenes, and activities in images...

Pricing based on usage

Alternatives to Amazon Rekognition → Visit site

5

Google Cloud Vision

💡 Pick it when you also need OCR, labeling, and other Google Cloud Vision features around NSFW detection.

Google Cloud Vision provides powerful image analysis capabilities, including labeling images and detecting explicit content.

Pros

Backed by Google's AI technology
Easy integration with other Google Cloud services

Cons

May be expensive for large volumes of content

Pay as you go pricing

Alternatives to Google Cloud Visio... →

6

Azure AI Content Safety

Microsoft

💡 Choose it for broader AI safety controls and native integration with Microsoft Azure services.

Azure AI Content Safety is a set of APIs for detecting harmful text and images in applications. It targets developers and enterprises...

Pros

Supports both text and image safety analysis
Provides configurable harm categories and severity thresholds
Integrates well with Azure identity, monitoring, and enterprise controls

Cons

Requires Azure setup and cloud-platform familiarity
Less specialized for cyberbullying workflows than Bodyguard
Costs can be harder to predict at high request volumes

Usage-based; free tier available

Alternatives to Azure AI Content S... → Visit site

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