Potentially Dangerous File Extension Blocker icon

Potentially Dangerous File Extension Blocker

by Questionably Secure · Developer Tools
Manifest V3 Free
View in Chrome Web Store Data as of 15 Oct 2026

Block potentially danerous files from being downloaded.

Users
782
−1 in 30 days
Rating
1.0 / 5
unchanged in 30 days
Ratings
1
0 in 30 days
Store rank
#35K
#30K among extensions
Version
1.2.1
updated 12 May 2025

Users

monthly, 3 years
05001,000Aug 2023Apr 2025Oct 2026
Latest, 15 Oct 2026: 782 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years
012Aug 2023Apr 2025Oct 2026
Latest, 15 Oct 2026: 1 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 Potentially Dangerous File Extension Blocker

This extension is intended to be deployed by administrative policies, or installed normally for use by less-tech-savvy users, for the purpose of preventing the download of files with extensions that are potentially dangerous. GitHub source - https://github.com/a449707101729771095/Potentially-Dangerous-File-Extension-Blocker

Growth

WindowUsersChangeRatingsRating
7 days−218−21.8%00.00
30 days−1−0.1%00.00
6 months+614+365.5%00.00
1 year+594+316.0%−1−2.00

Version history

4 versions recorded
1.2.112 May 2025
1.2.025 Nov 2023
1.1.18 Nov 2022
1.0.01 Dec 2016

Details

Category
Developer Tools
First seen
1 Dec 2016
Size
18 KB
Languages
en
Pricing
Free
Privacy policy
questionablysecure.com
Extension ID
biaiklkognaclgklcdlpgiajdgjofoai

Permissions and risk

Low riskimpact 1, likelihood 2
Permissions
downloadsnotificationsstorage

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