---
title: "Jackie(Guokai) Han – Chrome extensions from this developer"
description: "25 Chrome extensions from the publisher account of Jackie(Guokai) Han, with 388,297 users in all."
url: "https://extensiontracker.com/developer/ub9d0093c83f93801cb34eac94c7e5701"
---

# Jackie(Guokai) Han

- Extensions: 25
- Users in all: 388,297
- First published: 2017-09-01
- Publisher account: `ub9d0093c83f93801cb34eac94c7e5701`

Extensions are grouped by the store's own publisher account ID, so a developer who uses several accounts appears on several pages. Live extensions come first, most users first.

| Extension | Category | Users | Rating | Updated | Status |
| --- | --- | ---: | ---: | --- | --- |
| [Tab Groups Extension](https://extensiontracker.com/extension/nplimhmoanghlebhdiboeellhgmgommi) | Workflow & Planning | 100,000 | 4.41 | 2026-02-23 | Live |
| [QR Code](https://extensiontracker.com/extension/cbimgpnbgalffiohilfglgkkhpegpjlo) | Tools | 100,000 | 4.69 | 2023-08-25 | Live |
| [Vertical Tabs in Side Panel](https://extensiontracker.com/extension/akahnknmcbmgodngfjcflnaljdbhnlfo) | Functionality & UI | 100,000 | 4.15 | 2026-04-30 | Live |
| [Video Player for Local Files](https://extensiontracker.com/extension/kfcfjmdnmmokdhndbpfcachlkliggggc) | Entertainment | 20,000 | 3.90 | 2023-08-25 | Live |
| [Battery Status](https://extensiontracker.com/extension/lncamcnihkpmnbpioiooedpmmpaaohnb) | Tools | 10,000 | 4.42 | 2024-02-27 | Live |
| [Keep Computer Awake (for a While)](https://extensiontracker.com/extension/imbpigcghoambmanjekibelfjemnnool) | Workflow & Planning | 10,000 | 4.25 | 2023-02-22 | Live |
| [Extension for Bilibili Player](https://extensiontracker.com/extension/ffoljpljalicgkljioegejmigkkkincm) | Entertainment | 10,000 | 4.56 | 2026-10-08 | Live |
| [Talking Clock](https://extensiontracker.com/extension/babblknbggnkbadcnoeoendifjkbkflj) | Workflow & Planning | 10,000 | 4.32 | 2022-12-29 | Live |
| [Clear Site Data](https://extensiontracker.com/extension/aihgofjefdlhpnmeakpnjjeajofpcbhj) | Developer Tools | 10,000 | 4.53 | 2022-08-23 | Live |
| [Control for Transmission](https://extensiontracker.com/extension/hfhhlbapamidaibjcgdmeidlcoaoadme) | Workflow & Planning | 4,000 | 4.28 | 2026-04-11 | Live |
| [System Monitor for CPU / Memory](https://extensiontracker.com/extension/fcofohckagnahikfankmacbepefilmof) | Tools | 3,000 | 4.64 | 2024-03-03 | Live |
| [Re-newtab](https://extensiontracker.com/extension/ccfjmnfklnaofoggkolocloghafpoccc) | Functionality & UI | 3,000 | 4.67 | 2026-10-01 | Live |
| [Finder Bookmarks](https://extensiontracker.com/extension/giheghkconpffcaboaoabfjopnnoiglm) | Functionality & UI | 2,000 | 4.42 | 2026-05-31 | Live |
| [Simple History Manager](https://extensiontracker.com/extension/cojehmillnknijdaddcpngglfjmillmg) | Functionality & UI | 2,000 | 4.12 | 2026-04-04 | Live |
| [Quick Look Inbox for Gmail](https://extensiontracker.com/extension/kpjfeffjdlhdafohanbfpjjbmgjpaohp) | Communication | 1,000 | 4.22 | 2023-08-25 | Live |
| [Blank New Tab](https://extensiontracker.com/extension/eckckdalcgboggdnggbpajhpkbpkfdeh) | Functionality & UI | 1,000 | 4.50 | 2026-09-06 | Live |
| [Color Picker](https://extensiontracker.com/extension/idiajgaficpmeboopiofaamigdmmchak) | Art & Design | 860 | 4.33 | 2023-08-24 | Live |
| [Batch Rename Files](https://extensiontracker.com/extension/hnehbmekmancjkpjlpnppjpgjkjlnfph) | Tools | 543 | 5.00 | 2025-02-11 | Live |
| [MDN Search](https://extensiontracker.com/extension/pdiegkghjahhhikafojgcmflngomilki) | Developer Tools | 401 | 5.00 | 2022-07-09 | Live |
| [Outdated Doc Detector](https://extensiontracker.com/extension/enmpooegjbnbhifdpapjknlbjefnlnja) | Developer Tools | 225 | 5.00 | 2024-09-29 | Live |
| [Classic Minesweeper](https://extensiontracker.com/extension/hcmcahlkbagjkdfjbglhnlmongfhiohf) | Games | 85 | 5.00 | 2026-07-08 | Live |
| [Permissions With Warnings](https://extensiontracker.com/extension/dplpkallinkfbekcfikikjhlfimagafo) | Developer Tools | 71 | 4.67 | 2026-07-22 | Live |
| [Text Auto Space](https://extensiontracker.com/extension/hgpoalphijlhjfpfgmabhicbpalndged) | Functionality & UI | 54 | – | 2026-01-28 | Live |
| [Proxy Switcher](https://extensiontracker.com/extension/dcdoeafnhappkbgkobcdicnlcmhgjpbc) | Workflow & Planning | 39 | – | 2026-07-05 | Live |
| [V2EX Notifier](https://extensiontracker.com/extension/gnjcbojdkfkkgmpcfjhpogacnjljkadp) | Communication | 19 | – | 2026-07-16 | Live |

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/developer/ub9d0093c83f93801cb34eac94c7e5701>. It isn't affiliated with Google. The data is free to reuse under CC BY 4.0 (<https://creativecommons.org/licenses/by/4.0/>), crediting Extension Tracker. Every page except search comes as Markdown too: add `format=md` to the address, as in `https://extensiontracker.com/extension/{id}?format=md`.