Wednesday, July 8, 2026
Software

Knockoff Shopping extension filters out ‘slop’ brands from Amazon results

3 min read Editorial

Amazon’s marketplace has become increasingly difficult to navigate due to a flood of generic, trademark-squatting products often referred to as “slop.” These items frequently use capitalized names like SZHLUX or HORUSDY to mimic established brands, burying reputable sellers in search results. A new browser extension called Knockoff Shopping aims to solve this problem by filtering out these pseudo-brands.

How Knockoff Shopping works

The extension targets what the developer calls “trademark-squat pseudo-brands.” When you search for an item on Amazon, the tool identifies listings that appear to be knockoffs or low-quality imitations. It then either dims these results so they are less prominent or hides them completely from your view.

This allows established brands with reputations to maintain visibility. For example, if you are searching for a hairdryer, the extension helps filter out dozens of identical models listed under random names like DRYSON or BLOWY, leaving only recognized manufacturers in your primary results.

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A close-up of a computer screen showing an Amazon search page with some product listings faded out and others clearly vi
Users can toggle between dimming or hiding filtered knockoff brands to customize their shopping experience.

Customizing your filters

The tool includes customization options so you can fine-tune what gets filtered. You can add specific brands to an allow list if you trust them but notice they are being dimmed by mistake. For instance, reputable electronics brands like Anker and Ugreen might be inadvertently flagged, so users can manually whitelist them.

Conversely, you can block specific pseudo-brands permanently if you encounter them repeatedly. The extension also allows you to toggle between “dimming” results or hiding them entirely. Dimming is useful for training the tool, as it lets you see what was filtered and adjust your preferences accordingly.

Developer Josh Pigford has noted that some legitimate brands may be caught in the filter initially. Users have reported adding Korean skincare brands like BIODANCE and LANEIGE to their allow lists after noticing they were dimmed. The extension learns from these adjustments over time.

A hand holding a smartphone next to a laptop displaying an online store interface. Focus on clarity and organization in
Filtering out pseudo-brands helps shoppers find durable products from trusted manufacturers more easily.

Availability and browser support

Knockoff Shopping is currently available for Google Chrome. The developer has announced that versions for Safari and Firefox are coming soon. There is no official word yet on support for Microsoft Edge, though it may follow given the Chromium base.

What this means for you

If you frequently shop on Amazon for electronics, home goods, or clothing, this extension can save time and reduce frustration. By filtering out low-quality knockoffs, you are more likely to find durable products from reputable sellers. It also helps clarify pricing, as many dimmed brands offer similar items at comparable prices but with uncertain quality.

You can install the extension directly from knockoff.shopping. Start by using the “dim” feature to review what is being filtered, then adjust your allow and block lists based on your preferences. This simple tool may make your next Amazon shopping trip significantly more efficient.

Source: Windows Central

Over to you: Have you noticed an increase in generic or knockoff brands during your recent Amazon searches?

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Windows & Microsoft news editor at 9to5Windows. Covering everything from Windows 11 builds to enterprise updates.

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