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YouTube Super Fast Chat

Ultimate Performance Boost for YouTube Live Chats

Ask a question, post a review, or report the script.

Ekkachai 13. 10. 2025
Last: 𝖢𝖸 𝖥𝗎𝗇𝗀Author 14. 10. 2025
Bad Memory leak not fixed
fly-penpen 24. 08. 2025
Last: fly-penpen 28. 08. 2025
Good High-speed scrolling or looping bug I started using this recently. After installing it, even when the live chat flows at high speed, it becomes very lightweight, which is amazing. However, it ...
CCSerious 04. 08. 2025
Last: CCSerious 10. 08. 2025
Good I want more messages to be displayed. How can i avoid manually changing const MAX_ITEMS_FOR_TOTAL_DISPLAY from 90 back to 250 everytime when the script gets updated? Also, is it possible for you t...
ElectroKnight22 29. 06. 2024
Last: ElectroKnight22 21. 07. 2025
OK ENABLE_NO_SMOOTH_TRANSFORM = false 的時候聊天框裏面的messages會不見，AI chat summary 也不會顯示，狀況截圖在附件。聊天框本身沒其他問題。其他設定都是預設值。 用的是 Chromium Edge 126.0 + Tampermonkey
Styphoryte 15. 06. 2025
Last: Styphoryte 20. 06. 2025
Good Awesome script, just one tiny issue / incompatibility I'm having due to some kind of conflict or something with this script, combined with the "Overplay" plugin which I am using for Fullscreen live...
Jared Croft 11. 06. 2025
Last: Jared Croft 19. 06. 2025
Good Incompatible with the Auto Live Chat View feature of the BetterTTV extension. When Auto Live Chat View is enabled, the chat interface may fail to load properly and often requires multiple page refr...
MaxHasBeenUsed 02. 05. 2025
Last: MaxHasBeenUsed 13. 05. 2025
Incompatible with https://greasyfork.org/scripts/411442-flow-youtube-chat starting from v0.100.9 v0.100.8 is fine, after v0.100.9 can't see flowing chat anymore. Hoping the issue can be fixed so...
ming Moo 10. 05. 2025
Last: 𝖢𝖸 𝖥𝗎𝗇𝗀Author 11. 05. 2025
Bad チャット下部が画面外に出るとチャットが読み込まれなくなる。
Theagames10 21. 04. 2025
Last: Theagames10 23. 04. 2025
Bad This solution has seemed to have been patched. I have installed this userscript on Opera GX with Tampermonkey, but when I went onto YouTube and went to a livestream, it told me I was not using any ...
lankaras 18. 04. 2025
Last: DarkH15 20. 04. 2025
Good Hi, thanks for the script. I'm not exactly sure what it is supposed to do because my chat isn't slow, but I have it running usually just to be sure. However, I've found a problem when used togethe...
Leadra 15. 07. 2023
Last: 𝖢𝖸 𝖥𝗎𝗇𝗀Author 17. 04. 2025
Good YouTube CPU Tamer by AnimationFrame YouTube Live Chat Tamer 這幾個同時開啟，速度好很多，聊天室版面功能有了，也不會拖累速度，感謝作者
9MTtUmj7 26. 12. 2024
Last: 9MTtUmj7 26. 12. 2024
Good chat broken
stu43005 26. 12. 2024
Last: stu43005 26. 12. 2024
聊天室完全無法使用
NicolasTheRetuner114 03. 07. 2024
Last: 𝖢𝖸 𝖥𝗎𝗇𝗀Author 22. 12. 2024
Bad messed up the entire live chat for the first time, this userscript is shit and ass.
toshiki 23. 09. 2024
Last: toshiki 14. 10. 2024
Recently with this script enabled, I can't click the superchat bubbles at the top of the live chat to see their content. The popup immediately closes after showing for several milliseconds.
DarkH15 29. 08. 2024
Good Works great
nekomimis 03. 01. 2024
Last: 𝖢𝖸 𝖥𝗎𝗇𝗀Author 23. 02. 2024
is there any option to hide chat user profile icon ? if no, any chance u can implement it ? thx
sn-o-w 18. 10. 2023
Last: 𝖢𝖸 𝖥𝗎𝗇𝗀Author 23. 10. 2023
YouTube live stream chat is a little bit laggy if this user script is enabled. Please have a look: https://youtu.be/Wzz4Ns9z3Lg The animation when new messages appear is much smoother when the us...
Darkwen 18. 08. 2023
Last: Darkwen 27. 09. 2023
Good In the latest updates membership emotes don't appear when i click on it, but it shows in the livechat messages. In the example image, before is script disabled, and after is script enabled, it work...
Zachary Kosove 06. 09. 2023
Good The updates are on point, I'm learning quite a lot from this. Thanks so much for such a cool project!
𝖢𝖸 𝖥𝗎𝗇𝗀Author 28. 08. 2023
Last: 𝖢𝖸 𝖥𝗎𝗇𝗀Author 06. 09. 2023
Known Bug: Sometimes tickers will be added twice at the same time. Root clause TBC.
Darkwen 05. 09. 2023
Last: Darkwen 05. 09. 2023
Good When i search for a emote and it have colors to select like in the image, with the script enabled when you click anywhere to dismiss the little window it doesn't close it, and i have to refresh the...
Tommy Chung 31. 08. 2023
Last: 𝖢𝖸 𝖥𝗎𝗇𝗀Author 02. 09. 2023
Good Edge version 116.0.1938.62 Script version : 0.41.3 works perfectly Script after that, the comment got forzen and did not update anymore
sn-o-w 15. 08. 2023
Last: sn-o-w 18. 08. 2023
Good Setting "ENABLE_FLAGS_MAINTAIN_STABLE_LIST" to "true" will lead to chat messages not being rendered... Check this out: https://i.imgur.com/cTQvus3.png
Darkwen 27. 07. 2023
Good This script is amazing, it really fixes the youtube live chat bad performance!

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