KOAL Sign Extension icon

KOAL Sign Extension

by 13520722010@139.com · Developer Tools
Manifest V3 Free
View in Chrome Web Store Data as of 16 Oct 2026

KOAL Sign Extension

Users
6
−2 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#238K
#199K among extensions
Version
3.0.21
updated 22 Apr 2022

Users

monthly, 3 years
036Aug 2023Apr 2025Oct 2026
Latest, 16 Oct 2026: 6 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years
001Aug 2023Apr 2025Oct 2026
Latest, 16 Oct 2026: 0 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About KOAL Sign Extension

格尔公司发布的插件，可以在Web端中实现选择证书、数字签名以及签名验证等一系列PKI基本功能，而且还支持国密SM系列算法标准。

Growth

WindowUsersChangeRatingsRating
7 days+1+20.0%00.00
30 days−2−25.0%00.00
6 months+2+50.0%00.00
1 year+1+20.0%00.00

Version history

1 versions recorded
3.0.2122 Apr 2022

Details

Category
Developer Tools
First seen
22 Apr 2022
Size
82 KB
Languages
zh-CN
Pricing
Free
Extension ID
mpdpegngocdgonledlhkgdljgddmbpck

Permissions and risk

Moderate riskimpact 2, likelihood 2
Permissions
nativeMessagingtabs

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