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Jackie(Guokai) Han

Chrome Extension Developer & Publisher

Jackie(Guokai) Han's Chrome Extensions & Themes Portfolio

Browse the complete collection of Chrome extensions and themes developed by Jackie(Guokai) Han. Discover powerful tools, productivity enhancers, and beautiful themes that can transform your browsing experience. Each extension is carefully crafted to provide unique functionality and value to Chrome users.
Most Popular
Most Rating
Newest
Recently Updated List Grid
    Add to bookmarks
    Vertical Tabs in Side Panel

    Vertical Tabs in Side Panel

    Vertical Tabs in Side Panel
    Description
    Display and manage tabs vertically in the browser sidebar.
    Display and manage tabs vertically in the browser sidebar.
    Users
    90K
    90,000
    10K
    Rating
    4.5
    4.5 out of 5 stars
    224
    224
    2
    Created
    2 years ago
    June 9, 2023
    Updated
    7 months ago
    November 14, 2024
    3
    Manifest version 3
    Featured
    Jackie(Guokai) Han
    View author page of Jackie(Guokai) Han
    Website
    Visit website of guokai.dev
    1.0.7
    Version of the extension
    Extension
    39.08KiB
    Size of the extension
    make_chrome_yours/functionality
    View on Chrome Web Store
    View Vertical Tabs in Side Panel Chrome Extension on Chrome Web Store
    7
    This extension has been viewed 7 times
    0
    This extension has been downloaded 0 times
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    Tab Groups Extension

    Tab Groups Extension

    Tab Groups Extension
    Description
    Automatically group tabs, save tabs/groups, and provide shortcuts for tabs/groups.
    Automatically group tabs, save tabs/groups, and provide shortcuts for tabs/groups.
    Users
    90K
    90,000
    10K
    Rating
    4.5
    4.5 out of 5 stars
    364
    364
    1
    Created
    4 years ago
    April 3, 2021
    Updated
    1 year ago
    October 23, 2023
    3
    Manifest version 3
    Featured
    Jackie(Guokai) Han
    View author page of Jackie(Guokai) Han
    Website
    Visit website of guokai.dev
    1.0.10
    Version of the extension
    Extension
    798KiB
    Size of the extension
    productivity/workflow
    View on Chrome Web Store
    View Tab Groups Extension Chrome Extension on Chrome Web Store
    7
    This extension has been viewed 7 times
    0
    This extension has been downloaded 0 times
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    QR Code

    QR Code

    QR Code
    Description
    Generate and Scan QR Code.
    Generate and Scan QR Code.
    Users
    70K
    70,000
    10K
    Rating
    4.7
    4.7 out of 5 stars
    49
    49
    1
    Created
    5 years ago
    March 3, 2020
    Updated
    1 year ago
    August 25, 2023
    3
    Manifest version 3
    Featured
    Jackie(Guokai) Han
    View author page of Jackie(Guokai) Han
    Website
    Visit website of guokai.dev
    1.3.0
    Version of the extension
    Extension
    165KiB
    Size of the extension
    productivity/tools
    View on Chrome Web Store
    View QR Code Chrome Extension on Chrome Web Store
    6
    This extension has been viewed 6 times
    0
    This extension has been downloaded 0 times
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    Video Player for Local Files

    Video Player for Local Files

    Video Player for Local Files
    Description
    A web video player for local files.
    A web video player for local files.
    Users
    20K
    20,000
    Rating
    3.8
    3.8 out of 5 stars
    42
    42
    1
    Created
    3 years ago
    July 18, 2021
    Updated
    1 year ago
    August 25, 2023
    3
    Manifest version 3
    Featured
    Jackie(Guokai) Han
    View author page of Jackie(Guokai) Han
    Website
    Visit website of guokai.dev
    1.0.0
    Version of the extension
    Extension
    29.54KiB
    Size of the extension
    lifestyle/entertainment
    View on Chrome Web Store
    View Video Player for Local Files Chrome Extension on Chrome Web Store
    6
    This extension has been viewed 6 times
    0
    This extension has been downloaded 0 times
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    Talking Clock

    Talking Clock

    Talking Clock
    Description
    Announce the time periodically, set custom recurring reminders and display time.
    Announce the time periodically, set custom recurring reminders and display time.
    Users
    10K
    10,000
    Rating
    4.4
    4.4 out of 5 stars
    99
    99
    1
    Created
    5 years ago
    May 31, 2020
    Updated
    2 years ago
    December 29, 2022
    3
    Manifest version 3
    Featured
    Jackie(Guokai) Han
    View author page of Jackie(Guokai) Han
    Website
    Visit website of guokai.dev
    1.0.0
    Version of the extension
    Extension
    259KiB
    Size of the extension
    productivity/workflow
    View on Chrome Web Store
    View Talking Clock Chrome Extension on Chrome Web Store
    6
    This extension has been viewed 6 times
    0
    This extension has been downloaded 0 times
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    Clear Site Data

    Clear Site Data

    Clear Site Data
    Description
    Clear current or all site data (cache, storage, etc).
    Clear current or all site data (cache, storage, etc).
    Users
    10K
    10,000
    1K
    Rating
    4.4
    4.4 out of 5 stars
    44
    44
    1
    Created
    5 years ago
    February 13, 2020
    Updated
    2 years ago
    August 23, 2022
    3
    Manifest version 3
    Featured
    Jackie(Guokai) Han
    View author page of Jackie(Guokai) Han
    Website
    Visit website of guokai.dev
    0.0.9
    Version of the extension
    Extension
    11.13KiB
    Size of the extension
    productivity/developer
    View on Chrome Web Store
    View Clear Site Data Chrome Extension on Chrome Web Store
    6
    This extension has been viewed 6 times
    0
    This extension has been downloaded 0 times
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    Extension for Bilibili Player

    Extension for Bilibili Player

    Extension for Bilibili Player
    Description
    Add useful keyboard shortcuts and default settings for bilibili player.
    Add useful keyboard shortcuts and default settings for bilibili player.
    Users
    10K
    10,000
    Rating
    4.6
    4.6 out of 5 stars
    131
    131
    2
    Created
    6 years ago
    April 2, 2019
    Updated
    6 months ago
    December 19, 2024
    3
    Manifest version 3
    Featured
    Jackie(Guokai) Han
    View author page of Jackie(Guokai) Han
    Website
    Visit website of guokai.dev
    3.0.1
    Version of the extension
    Extension
    92.74KiB
    Size of the extension
    lifestyle/entertainment
    View on Chrome Web Store
    View Extension for Bilibili Player Chrome Extension on Chrome Web Store
    6
    This extension has been viewed 6 times
    0
    This extension has been downloaded 0 times
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    Keep Computer Awake (for a While)

    Keep Computer Awake (for a While)

    Keep Computer Awake (for a While)
    Description
    Keep your computer running or screen on, and return to default state by a timer.
    Keep your computer running or screen on, and return to default state by a timer.
    Users
    8K
    8,000
    1K
    Rating
    4.4
    4.4 out of 5 stars
    10
    10
    1
    Created
    5 years ago
    February 5, 2020
    Updated
    2 years ago
    February 22, 2023
    3
    Manifest version 3
    Featured
    Jackie(Guokai) Han
    View author page of Jackie(Guokai) Han
    Website
    Visit website of guokai.dev
    1.0.7
    Version of the extension
    Extension
    13.97KiB
    Size of the extension
    productivity/workflow
    View on Chrome Web Store
    View Keep Computer Awake (for a While) Chrome Extension on Chrome Web Store
    5
    This extension has been viewed 5 times
    0
    This extension has been downloaded 0 times
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    Battery Status

    Battery Status

    Battery Status
    Description
    Display battery level, charging or discharging status.
    Display battery level, charging or discharging status.
    Users
    8K
    8,000
    1K
    Rating
    4.5
    4.5 out of 5 stars
    38
    38
    1
    Created
    5 years ago
    February 5, 2020
    Updated
    1 year ago
    February 27, 2024
    3
    Manifest version 3
    Featured
    Jackie(Guokai) Han
    View author page of Jackie(Guokai) Han
    Website
    Visit website of guokai.dev
    3.0.1
    Version of the extension
    Extension
    146KiB
    Size of the extension
    productivity/tools
    View on Chrome Web Store
    View Battery Status Chrome Extension on Chrome Web Store
    5
    This extension has been viewed 5 times
    0
    This extension has been downloaded 0 times
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    Re-newtab

    Re-newtab

    Re-newtab
    Description
    A redesigned, productive and pragmatic new tab alternative.
    A redesigned, productive and pragmatic new tab alternative.
    Users
    3K
    3,000
    1K
    Rating
    4.8
    4.8 out of 5 stars
    109
    109
    1
    Created
    7 years ago
    April 12, 2018
    Updated
    1 year ago
    May 6, 2024
    3
    Manifest version 3
    Featured
    Jackie(Guokai) Han
    View author page of Jackie(Guokai) Han
    Website
    Visit website of guokai.dev
    8.0.2
    Version of the extension
    Extension
    1.43MiB
    Size of the extension
    make_chrome_yours/functionality
    View on Chrome Web Store
    View Re-newtab Chrome Extension on Chrome Web Store
    6
    This extension has been viewed 6 times
    0
    This extension has been downloaded 0 times
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    Control for Transmission

    Control for Transmission

    Control for Transmission
    Description
    A concise, lightweight and high-performance Transmission Manager and Web Extension.
    A concise, lightweight and high-performance Transmission Manager and Web Extension.
    Users
    2K
    2,000
    1K
    Rating
    4.4
    4.4 out of 5 stars
    18
    18
    1
    Created
    2 years ago
    December 14, 2022
    Updated
    2 months ago
    April 16, 2025
    3
    Manifest version 3
    Jackie(Guokai) Han
    View author page of Jackie(Guokai) Han
    Website
    Visit website of guokai.dev
    1.0.6
    Version of the extension
    Extension
    90.61KiB
    Size of the extension
    productivity/workflow
    View on Chrome Web Store
    View Control for Transmission Chrome Extension on Chrome Web Store
    6
    This extension has been viewed 6 times
    0
    This extension has been downloaded 0 times
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    System Monitor for CPU / Memory

    System Monitor for CPU / Memory

    System Monitor for CPU / Memory
    Description
    A tool that display system CPU or Memory usage on the extension icon.
    A tool that display system CPU or Memory usage on the extension icon.
    Users
    2K
    2,000
    Rating
    4.6
    4.6 out of 5 stars
    14
    14
    1
    Created
    5 years ago
    January 19, 2020
    Updated
    1 year ago
    March 3, 2024
    3
    Manifest version 3
    Jackie(Guokai) Han
    View author page of Jackie(Guokai) Han
    Website
    Visit website of guokai.dev
    2.0.0
    Version of the extension
    Extension
    10.19KiB
    Size of the extension
    productivity/tools
    View on Chrome Web Store
    View System Monitor for CPU / Memory Chrome Extension on Chrome Web Store
    1
    This extension has been viewed 1 times
    0
    This extension has been downloaded 0 times
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    Simple History Manager

    Simple History Manager

    Simple History Manager
    Description
    A simple Chrome history manager.
    A simple Chrome history manager.
    Users
    2K
    2,000
    Rating
    4.2
    4.2 out of 5 stars
    16
    16
    1
    Created
    6 years ago
    December 7, 2018
    Updated
    1 year ago
    August 25, 2023
    3
    Manifest version 3
    Featured
    Jackie(Guokai) Han
    View author page of Jackie(Guokai) Han
    Website
    Visit website of guokai.dev
    1.3.0
    Version of the extension
    Extension
    76.31KiB
    Size of the extension
    make_chrome_yours/functionality
    View on Chrome Web Store
    View Simple History Manager Chrome Extension on Chrome Web Store
    7
    This extension has been viewed 7 times
    0
    This extension has been downloaded 0 times
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    Blank New Tab

    Blank New Tab

    Blank New Tab
    Description
    A blank new tab page with support for light and dark themes, no JavaScript.
    A blank new tab page with support for light and dark themes, no JavaScript.
    Users
    1K
    1,000
    39
    Rating
    4.5
    4.5 out of 5 stars
    2
    2
    1
    Created
    2 years ago
    August 22, 2022
    Updated
    1 year ago
    August 24, 2023
    3
    Manifest version 3
    Jackie(Guokai) Han
    View author page of Jackie(Guokai) Han
    Website
    Visit website of guokai.dev
    1.0.0
    Version of the extension
    Extension
    11.18KiB
    Size of the extension
    make_chrome_yours/functionality
    View on Chrome Web Store
    View Blank New Tab Chrome Extension on Chrome Web Store
    6
    This extension has been viewed 6 times
    0
    This extension has been downloaded 0 times
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    Quick Look Inbox for Gmail

    Quick Look Inbox for Gmail

    Quick Look Inbox for Gmail
    Description
    Get notifications and quick look your new Gmail messages.
    Get notifications and quick look your new Gmail messages.
    Users
    1K
    1,000
    Rating
    4.6
    4.6 out of 5 stars
    8
    8
    1
    Created
    4 years ago
    December 12, 2020
    Updated
    1 year ago
    August 25, 2023
    3
    Manifest version 3
    Featured
    Jackie(Guokai) Han
    View author page of Jackie(Guokai) Han
    Website
    Visit website of guokai.dev
    0.0.23
    Version of the extension
    Extension
    121KiB
    Size of the extension
    productivity/communication
    View on Chrome Web Store
    View Quick Look Inbox for Gmail Chrome Extension on Chrome Web Store
    5
    This extension has been viewed 5 times
    0
    This extension has been downloaded 0 times
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    Finder Bookmarks

    Finder Bookmarks

    Finder Bookmarks
    Description
    A bookmarks manager like macOS Finder.
    A bookmarks manager like macOS Finder.
    Users
    1K
    1,000
    1K
    Rating
    4.5
    4.5 out of 5 stars
    40
    40
    1
    Created
    7 years ago
    April 28, 2018
    Updated
    1 year ago
    April 30, 2024
    3
    Manifest version 3
    Featured
    Jackie(Guokai) Han
    View author page of Jackie(Guokai) Han
    Website
    Visit website of guokai.dev
    1.0.16
    Version of the extension
    Extension
    89.45KiB
    Size of the extension
    make_chrome_yours/functionality
    View on Chrome Web Store
    View Finder Bookmarks Chrome Extension on Chrome Web Store
    5
    This extension has been viewed 5 times
    0
    This extension has been downloaded 0 times
    Share on Twitter
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    Color Picker

    Color Picker

    Color Picker
    Description
    A color picker for Web pages
    A color picker for Web pages
    Users
    675
    675
    3
    Rating
    4.3
    4.3 out of 5 stars
    3
    3
    Created
    2 years ago
    September 13, 2022
    Updated
    1 year ago
    August 24, 2023
    3
    Manifest version 3
    Featured
    Jackie(Guokai) Han
    View author page of Jackie(Guokai) Han
    Website
    Visit website of guokai.dev
    1.0.2
    Version of the extension
    Extension
    5.72KiB
    Size of the extension
    lifestyle/art
    View on Chrome Web Store
    View Color Picker Chrome Extension on Chrome Web Store
    6
    This extension has been viewed 6 times
    0
    This extension has been downloaded 0 times
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    MDN Search

    MDN Search

    MDN Search
    Description
    Use omnibox to search MDN Web Docs with autocomplete.
    Use omnibox to search MDN Web Docs with autocomplete.
    Users
    291
    291
    1
    Rating
    5.0
    5.0 out of 5 stars
    4
    4
    1
    Created
    3 years ago
    May 24, 2022
    Updated
    2 years ago
    July 9, 2022
    3
    Manifest version 3
    Featured
    Jackie(Guokai) Han
    View author page of Jackie(Guokai) Han
    Website
    Visit website of guokai.dev
    0.0.1
    Version of the extension
    Extension
    15.12KiB
    Size of the extension
    productivity/developer
    View on Chrome Web Store
    View MDN Search Chrome Extension on Chrome Web Store
    1
    This extension has been viewed 1 times
    0
    This extension has been downloaded 0 times
    Share on Twitter
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    Outdated Doc Detector

    Outdated Doc Detector

    Outdated Doc Detector
    Description
    Help non-English developers to check whether the translation of the current page is behind the corresponding English version.
    Help non-English developers to check whether the translation of the current page is behind the corresponding English version.
    Users
    125
    125
    1
    Rating
    5.0
    5.0 out of 5 stars
    4
    4
    Created
    7 years ago
    September 1, 2017
    Updated
    9 months ago
    September 29, 2024
    3
    Manifest version 3
    Featured
    Jackie(Guokai) Han
    View author page of Jackie(Guokai) Han
    2.0.0
    Version of the extension
    Extension
    187KiB
    Size of the extension
    productivity/developer
    View on Chrome Web Store
    View Outdated Doc Detector Chrome Extension on Chrome Web Store
    1
    This extension has been viewed 1 times
    0
    This extension has been downloaded 0 times
    Share on Twitter
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    Batch Rename Files

    Batch Rename Files

    Batch Rename Files
    Description
    Search and batch rename or delete local files.
    Search and batch rename or delete local files.
    Users
    65
    65
    2
    Rating
    Created
    4 months ago
    February 11, 2025
    Updated
    4 months ago
    February 11, 2025
    3
    Manifest version 3
    Jackie(Guokai) Han
    View author page of Jackie(Guokai) Han
    Website
    Visit website of guokai.dev
    1.0.0
    Version of the extension
    Extension
    69.46KiB
    Size of the extension
    productivity/tools
    View on Chrome Web Store
    View Batch Rename Files Chrome Extension on Chrome Web Store
    1
    This extension has been viewed 1 times
    0
    This extension has been downloaded 0 times
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    Permissions With Warnings

    Permissions With Warnings

    Permissions With Warnings
    Description
    A warning permissions checking tool for extension developers
    A warning permissions checking tool for extension developers
    Users
    52
    52
    1
    Rating
    4.7
    4.7 out of 5 stars
    3
    3
    Created
    2 years ago
    August 26, 2022
    Updated
    2 years ago
    August 26, 2022
    3
    Manifest version 3
    Jackie(Guokai) Han
    View author page of Jackie(Guokai) Han
    Website
    Visit website of guokai.dev
    0.0.1
    Version of the extension
    Extension
    7.87KiB
    Size of the extension
    productivity/developer
    View on Chrome Web Store
    View Permissions With Warnings Chrome Extension on Chrome Web Store
    1
    This extension has been viewed 1 times
    0
    This extension has been downloaded 0 times
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