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Mermaid Markdown Syntax Highlighting installs statistics

By Brian Pruitt-Goddard · VS Code Marketplace · Other

Markdown syntax support for the Mermaid charting language

View on VS Code Marketplace Fresh · Oct 22, 2026

Mermaid Markdown Syntax Highlighting has 838,914 recorded installs on VS Code Marketplace, ranking #599 of 2,502 tracked listings.

Installs
838,914
Official API · Oct 22, 2026
7-day growth
—
Insufficient history
30-day growth
—
Insufficient history
90-day growth
—
Insufficient history
Rank
#599
Among tracked VS Code Marketplace listings

Rating: 4.32 / 5 from 19 ratings

About Mermaid Markdown Syntax Highlighting

vscode-mermaid-syntax-highlight

Syntax support for the Mermaid charting language

Version Installs Ratings

Supports both fenced markdown (see screenshots), and mmd files.

Screenshots/Diagrams

Graph
<img src="https://raw.githubusercontent.com/bpruitt-goddard/vscode-mermaid-syntax-highlight/master/images/graph.png" alt="Graph Screenshot" width="500">
Sequence
<img src="https://raw.githubusercontent.com/bpruitt-goddard/vscode-mermaid-syntax-highlight/master/images/sequenceDiagram.png" alt="Sequence Diagram Screenshot" width="500">
Gantt
<img src="https://raw.githubusercontent.com/bpruitt-goddard/vscode-mermaid-syntax-highlight/master/images/ganttDiagram.png" alt="Gantt Diagram Screenshot" width="500">
Pie
<img src="https://raw.githubusercontent.com/bpruitt-goddard/vscode-mermaid-syntax-highlight/master/images/pieChart.png" alt="Pie Chart Screenshot" width="300">
Class Diagram
<img src="https://raw.githubusercontent.com/bpruitt-goddard/vscode-mermaid-syntax-highlight/master/images/classDiagram.png" alt="Class Diagram Screenshot" width="400">
State Diagram
<img src="https://raw.githubusercontent.com/bpruitt-goddard/vscode-mermaid-syntax-highlight/master/images/stateDiagram.png" alt="State Diagram Screenshot" width="500">
Entity Relationship Diagrams
<img src="https://raw.githubusercontent.com/bpruitt-goddard/vscode-mermaid-syntax-highlight/master/images/erDiagram.png" alt="Entity Relationship Diagram Screenshot" width="500">
Git Graph
<img src="https://raw.githubusercontent.com/bpruitt-goddard/vscode-mermaid-syntax-highlight/master/images/gitGraph.png" alt="Git Graph Screenshot" width="325">
User Journey
<img src="https://raw.githubusercontent.com/bpruitt-goddard/vscode-mermaid-syntax-highlight/master/images/userJourney.png" alt="User Journey Screenshot" width="225">
Requirements Diagram
<img src="https://raw.githubusercontent.com/bpruitt-goddard/vscode-mermaid-syntax-highlight/master/images/requirementsDiagram.png" alt="Requirements Diagram Screenshot" width="325">
Quadrant Chart
<img src="https://raw.githubusercontent.com/bpruitt-goddard/vscode-mermaid-syntax-highlight/master/images/quadrantChart.png" alt="Quadrant Chart Screenshot" width="325">
Architecture Diagram
<img src="https://raw.githubusercontent.com/bpruitt-goddard/vscode-mermaid-syntax-highlight/master/images/architecture.png" alt="Architecture Diagram Screenshot" width="500">
Mindmap Diagram
<img src="https://raw.githubusercontent.com/bpruitt-goddard/vscode-mermaid-syntax-highlight/master/images/mindmap.png" alt="Mindmap Diagram Screenshot" width="325">
C4Container Diagram
<img src="https://raw.githubusercontent.com/bpruitt-goddard/vscode-mermaid-syntax-highlight/master/images/c4Container.png" alt="C4 Container Screenshot" width="325">
ADO Support

Supports highlighting in Azure Dev Ops (ADO) colon syntax:

<img src="https://raw.githubusercontent.com/bpruitt-goddard/vscode-mermaid-syntax-highlight/master/images/adoSyntax.png" alt="ADO Syntax Screenshot" width="150">

Initial Idea

Based on the starter language support repo here, and initially created based on the Atom language support here.

Contributing

For information on how to build/test/contribute, see the Contributing Guide.

Description from the VS Code Marketplace listing.

  • mermaid

README badge

Show your rank in a README or on your website. The badge updates automatically.

Charts

Images: 30d · 1y · all time · 1600×900 dark

Adoption over time

Mermaid Markdown Syntax Highlighting installs on VS Code Marketplace, last 90 days: 838,914 installs as of Oct 22, 2026.Mermaid Markdown Syntax HighlightingInstalls on VS Code Marketplace · Last 90 days838,914installs837.4K837.6K837.8K838K838.2K838.4K838.6K838.8K839KJul 24Aug 8Aug 23Sep 7Sep 22Oct 7Oct 22installsobservedarchived (Internet Archive)no observationsOct 16, 2026 – Oct 22, 2026 · 7 observations · Updated Oct…pluginstats.com
Mermaid Markdown Syntax Highlighting installs on VS Code Marketplace, last 90 days: 838,914 installs as of Oct 22, 2026.

7/30/90-day growth

Mermaid Markdown Syntax Highlighting installs growth on VS Code Marketplace: 7-day growth unavailable, 30-day growth unavailable, 90-day growth unavailable.Mermaid Markdown Syntax HighlightingInstalls growth on VS Code Marketplace838,914installs now7-day growthinsufficient historyInsufficient history30-day growthinsufficient historyInsufficient history90-day growthinsufficient historyInsufficient historyGrowth vs. nearest observation to each baseline date · Updated Oct 22, 2026pluginstats.com
Mermaid Markdown Syntax Highlighting installs growth on VS Code Marketplace: 7-day growth unavailable, 30-day growth unavailable, 90-day growth unavailable.

Ranking history

Mermaid Markdown Syntax Highlighting VS Code Marketplace ranking history: currently #599 (by installs).Mermaid Markdown Syntax HighlightingVS Code Marketplace ranking · by installs · Last 90 days#599current rank#597#598#599#600#601Jul 24Aug 8Aug 23Sep 7Sep 22Oct 7Oct 22rankOct 16, 2026 – Oct 22, 2026 · 7 observations · Updated Oct 22, 2026pluginstats.com
Mermaid Markdown Syntax Highlighting VS Code Marketplace ranking history: currently #599 (by installs).

Ratings over time

Mermaid Markdown Syntax Highlighting ratings on VS Code Marketplace, last 90 days: 19 ratings as of Oct 22, 2026.Mermaid Markdown Syntax HighlightingRatings on VS Code Marketplace · Last 90 days19ratings1718192021Jul 24Aug 8Aug 23Sep 7Sep 22Oct 7Oct 22ratingsobservedarchived (Internet Archive)no observationsOct 16, 2026 – Oct 22, 2026 · 7 observations · Updated Oct…pluginstats.com
Mermaid Markdown Syntax Highlighting ratings on VS Code Marketplace, last 90 days: 19 ratings as of Oct 22, 2026.

Listing placement

All VS Code Marketplace2,502 listings · 126 pages · 1,252 shown · page 30, #19 (overall #599)
All VS Code Marketplace: every listing in installs order

Listing placement

Other762 listings · 39 pages · page 8, #15 (overall #155)
Other: every listing in installs order

Filled points are observed values; hollow points come from Internet Archive snapshots of the listing page. Dashed segments span periods with no observations — values between points are not interpolated.

Each band is one page of 20. Installs on a linear scale. Placement is projected from installs, so it can differ from the marketplace's own sort order. Hover a dot to see the listing.

Recent observations

Full history (7)
Recent installs observations for Mermaid Markdown Syntax Highlighting
Date (UTC)InstallsChange vs. previous
838,914+418
838,496+246
838,250+350
837,900+81
837,819+108
837,711+158
837,553—

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Data source

Install counts, average rating, and rating counts come from the public Visual Studio Marketplace gallery API. Installs are cumulative and exclude updates.

Listing: https://marketplace.visualstudio.com/items?itemName=bpruitt-goddard.mermaid-markdown-syntax-highlighting. First seen Oct 16, 2026; last successful collection Oct 22, 2026. See the methodology.