Twitch Chat Deduplicator

A Chrome extension that merges duplicate or similar messages in live Twitch chat to reduce spam and improve readability.

As of June 2026, Twitch Chat Deduplicator has 3 users in the Entertainment category.

Entertainment

Chrome Web Store ↗.crx

Users−25.0%

Rating0%

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— reviews

Reviews0%

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Version

0.2.0

Manifest V3

History

3 snapshots

Tracking since Apr 20, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 20, 2026	4	—	—	0.2.0
May 11, 2026	2	—	—	0.2.0
Jun 6, 2026	4	—	—	0.2.0
Now	3	—	—	0.2.0

Permissions & access

Permissions: storage
Host access: None declared

Screenshots

About

https://github.com/AngusWR/twitch-chat-deduplicator

Features

- Hides duplicate chat messages
- Shows repeat counts in a grouped format (e.g. "👥 x3: message")
- Groups spammy one-character messages like "???" and "?????" into a single line
- Optional fuzzy matching using Levenshtein distance
- Customisable via the options page:
  - Debug logging (Default: disabled)
  - Message cache lifetime (Default: 60 seconds)
  - Maximum message cache size (Default: 10,000)
  - Ignore case sensitivity (Default: enabled)
  - Use Levenshtein matching (Default: enabled)
    - Levenshtein similarity threshold (Default: 90%)