Hide duplicate posts on pre-redesign Reddit.

Reddit Deduplicator - Firefox Add-on
Reddit Deduplicator is a Firefox add-on that hides duplicate posts on pre-redesign Reddit. It groups posts with the same URL or thumbnail together, showing only the first instance. This add-on is compatible with Reddit Enhancement Suite's "Never Ending Reddit" feature.
Add-on stats
Manifest V2
Weekly download count: 11
Firefox on Android: No
Permissions:
- *://*.thumbs.redditmedia.com/*
- storage
Size: 30.08K
Full description: See detailed description
Ranking
Other platforms
Not available on Chrome
Not available on Android
Not available on Edge
User reviews
by 远离中共邪教快退出党团队, 2025-02-26
Promises to remove duplicates, and mostly does so. Gave it 4/5 because some duplicates still show up.
by Firefox user 18187422, 2024-08-22
This used to be a feature in RES, but it broke because of post IDs reaching 6-figure characters. This simple add-on promises to remove (hide) duplicates again, and it does so perfectly!
by GD, 2024-02-06
Add-on safety
Risk impact
Reddit Deduplicator requires a few sensitive permissions. Exercise caution before installing.
Risk impact analysis details
- Critical Request access to the following domains: redditmedia.com, reddit.com
- High ******* ******* **** *** ****** ***** *** ***** ** ******* **** ********* ********* ** * *********** *****
Risk likelihood
We don't have sufficient data to confidently determine the risk likelihood of Reddit Deduplicator. Use it at your own risk.
Risk likelihood analysis details
- High This extension has low user count. Unpopular extensions may not be stable or safe.
- Low **** ********* *** ******* **** **** * ****** **** ***** ******** *** **** ****** ** ** ****** *** *****
- Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
- Good **** ********* *** **** **** *******
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