OpenMark icon

OpenMark

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

Render Markdown files beautifully — syntax highlighting, Mermaid diagrams, LaTeX math, file explorer, live editor, AI chat.

Users
7
−1 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#225K
#188K among extensions
Version
0.1.19
updated 19 May 2026

Users

monthly, 5 months
047May 2026Aug 2026Oct 2026
Latest, 16 Oct 2026: 7 usersMove the mouse over the chart for any month

Ratings count

monthly, 5 months
001May 2026Aug 2026Oct 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 OpenMark

Open-source Markdown viewer — syntax highlighting, diagrams, math, and more.

Growth

WindowUsersChangeRatingsRating
7 days−1−12.5%00.00
30 days−1−12.5%00.00

Version history

3 versions recorded
0.1.1919 May 2026
0.1.1718 May 2026
0.1.1818 May 2026

Details

Category
Developer Tools
First seen
18 May 2026
Size
1.3 MB
Languages
en
Pricing
Free
Extension ID
dpmeoikbmhhnifkaagkeniefomgippnf

Permissions and risk

Elevated riskimpact 3, likelihood 3
Permissions
storageactiveTab
Site access
file:///**://*/*.md*://*/*.markdownhttps://api.openai.com/*https://generativelanguage.googleapis.com/*https://api.deepseek.com/*

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