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YouTube Super Fast Chat

Ultimate Performance Boost for YouTube Live Chats

These are versions of this script where the code was updated. Show all versions.

  • v0.68.2 13.01.2025

    YouTube Super Fast Chat | Update for BoostChat

  • v0.68.1 12.01.2025

    YouTube Super Fast Chat | Update

    • Collective Removal for tickers
    • Force browser requirement
  • v0.68.0 12.01.2025

    YouTube Super Fast Chat | Update

    • Clean up
    • Change Debug logging behavior (console1)
    • Added testing for mouseover_
  • v0.67.14 12.01.2025

    YouTube Super Fast Chat | Code Fix

  • v0.67.13 10.01.2025

    YouTube Super Fast Chat | Minor Code Fix

  • v0.67.12 10.01.2025

    YouTube Super Fast Chat | New Feature and Feature Update

    • Updated FIX_TOOLTIP_DISPLAY
    • Added FIX_MOUSEOVER_FN
    • Added remarks for getLCRDummy (<ps-dom-if>)
  • v0.67.11 07.01.2025

    Micro Code Optimization

  • v0.67.10 01.01.2025

    YouTube Super Fast Chat | Code Fix

  • v0.67.9 28.12.2024

    YouTube Super Fast Chat | Code Fix

  • v0.67.8 26.12.2024

    YouTube Super Fast Chat | Urgent Bug Fix

  • v0.67.7 26.12.2024

    YouTube Super Fast Chat | Urgent Bug Fix

  • v0.67.6 26.12.2024

    YouTube Super Fast Chat | Bug Fix

  • v0.67.5 26.12.2024

    YouTube Super Fast Chat | Bug Fix

  • v0.67.4 26.12.2024

    YouTube Super Fast Chat | Feature Update

  • v0.67.3 26.12.2024

    YouTube Super Fast Chat | No Background Flush (Boost Chat only)

  • v0.67.2 26.12.2024

    YouTube Super Fast Chat | New Feature

    ENABLE_INSTANT_EMIT_MESSAGES (Boost Chat Only)

  • v0.67.1 25.12.2024

    YouTube Super Fast Chat | New Feature

    added USE_RM_ON_FOUNTAIN_MODEL to avoid over-creation of elements and listeners used in the fountain model

  • v0.67.0 25.12.2024

    YouTube Super Fast Chat | Update

    • removed CHANGE_DATA_FLUSH_ASYNC
    • removed DEBUG_wmList
  • v0.66.22 23.12.2024

    YouTube Super Fast Chat | Urgent Fix

  • v0.66.21 23.12.2024

    YouTube Super Fast Chat | Fix

  • v0.66.20 23.12.2024

    YouTube Super Fast Chat | Fix

    • Computation Minor Fix
    • added .cyt-chat-last-message for last entry css
  • v0.66.19 23.12.2024

    YouTube Super Fast Chat | Bug Fix

  • v0.66.18 23.12.2024

    YouTube Super Fast Chat | Bug Fix

  • v0.66.17 23.12.2024

    YouTube Super Fast Chat | Bug Fix

  • v0.66.16 23.12.2024

    YouTube Super Fast Chat | Bug Fix

  • v0.66.15 22.12.2024

    YouTube Super Fast Chat | Minor Code

  • v0.66.14 22.12.2024

    YouTube Super Fast Chat | Performance Fix

  • v0.66.13 22.12.2024

    YouTube Super Fast Chat | Code Clean-up

  • v0.66.12 22.12.2024

    YouTube Super Fast Chat | 0.66.12

    Changelog (v0.66.0 ~ v0.66.12)

    • added USE_ADVANCED_TICKING to improve the performance of tickers (override the previous fixes)

    • USE_ADVANCED_TICKING will also do the ticker sorting to fix the order of tickers (same order for multiple windows watching the same live)

    • (AMEND_TICKER_handleLiveChatAction to be removed)

    • (AMEND_TICKER_handleLiveChatAction_v3 to be removed)

    • added FIX_TIMESTAMP_FOR_REPLAY to fix the timestamp origin issue and then sort the records according to the correct timestamp (for chat messages in live archive)

    • added USE_OBTAIN_LCR_BY_BOTH_METHODS (note: currently, the modern way plays a significant role in initial loading fixes, so just set it with false as no need for traditional way)

    • added LCRImmedidates for cProto hacks before adding to the DOM tree

    • added FIX_UNKNOWN_BUG_FOR_OVERLAY to fix the latest issue in YouTube engine (reason: unknown)

    • ATTEMPT_TICKER_ANIMATION_START_TIME_DETECTION is now a must due to __progressAt__ is used in USE_ADVANCED_TICKING

    • added REUSE_TICKER to reuse the ticker components when switching top chats <-> all chats. (need id matching, no render?)

    • fixed performance issue found in pressure test (hololive 3d live)

    • added DEBUG_LOG_GROUP_EXPAND and DEBUG_customCreateComponent

  • v0.66.11 22.12.2024

    YouTube Super Fast Chat | 0.66.11 (pre)

    YouTube Super Fast Chat | 0.66.11 (pre)

  • v0.66.10 22.12.2024

    YouTube Super Fast Chat | 0.66.10 (pre)

    YouTube Super Fast Chat | 0.66.10 (pre)

  • v0.66.9 22.12.2024

    YouTube Super Fast Chat | 0.66.9 (pre)

    YouTube Super Fast Chat | 0.66.9 (pre)

  • v0.66.8 22.12.2024

    YouTube Super Fast Chat | 0.66.8 (pre)

    YouTube Super Fast Chat | 0.66.8 (pre)

  • v0.66.7 22.12.2024

    YouTube Super Fast Chat | 0.66.7 (pre)

    YouTube Super Fast Chat | 0.66.7 (pre)

  • v0.66.6 22.12.2024

    YouTube Super Fast Chat | 0.66.6 (pre)

    YouTube Super Fast Chat | 0.66.6 (pre)

  • v0.66.5 22.12.2024

    YouTube Super Fast Chat | 0.66.5 (pre)

    YouTube Super Fast Chat | 0.66.5 (pre)

  • v0.66.4 22.12.2024

    YouTube Super Fast Chat | 0.66.4 (pre)

    YouTube Super Fast Chat | 0.66.4 (pre)

  • v0.66.3 22.12.2024

    YouTube Super Fast Chat | 0.66.3 (pre)

    YouTube Super Fast Chat | 0.66.3 (pre)

  • v0.66.2 22.12.2024

    YouTube Super Fast Chat | 0.66.2 (pre)

    YouTube Super Fast Chat | 0.66.2 (pre)

  • v0.66.1 22.12.2024

    YouTube Super Fast Chat | 0.66.1 (pre)

  • v0.66.0 22.12.2024

    YouTube Super Fast Chat | 0.66.0 (pre)

  • v0.65.3 17.12.2024

    YouTube Super Fast Chat | Bug Fix

    fixed __showContextMenu_forceNativeRequest__

  • v0.65.2 14.12.2024

    YouTube Super Fast Chat | Feature Fix

    fix yt-live-chat-author-badge-renderer's dataChanged patch

  • v0.65.1 02.07.2024

    YouTube Super Fast Chat | Minor Fix

  • v0.65.0 02.07.2024

    YouTube Super Fast Chat | Update

    • added back ticker generation duplication fix (
    • added memory leakage fixes. (just focus on functions with simple control flows)
    • fixed _flag0281_ issue
    • fix LimitedSizeSet
  • v0.64.8 01.07.2024

    YouTube Super Fast Chat

    • added FIX_MEMORY_LEAKAGE_TICKER_TIMER
    • added SKIP_VIDEO_PLAYBACK_PROGRESS_STATE_FIX_FOR_NO_TIMEFX
    • various minor fixes
    • various message fixes
  • v0.64.7 30.06.2024

    YouTube Super Fast Chat | Bug Fix

  • v0.64.6 30.06.2024

    YouTube Super Fast Chat | Fix

  • v0.64.5 30.06.2024

    YouTube Super Fast Chat | New Feature

    added FIX_MEMORY_LEAKAGE_TICKER_STATSBAR

  • v0.64.4 29.06.2024

    YouTube Super Fast Chat | Code Fix

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