Mermaid

San Francisco, California, United States

Mermaid is an open-source JavaScript diagramming and charting library that renders Markdown-inspired text definitions into dynamically generated diagrams and visualizations.

It supports flowcharts, sequence diagrams, Gantt charts, entity relationship diagrams, state diagrams, pie charts, timelines, and other diagram types, and includes a live editor, integrations with documentation and development tools, and browser-based rendering.

The Mermaid ecosystem also includes Mermaid Chart, a commercial collaborative platform with AI-assisted diagram generation, real-time multi-user editing, whiteboards, presentations, comments, team management features, and integrations for tools such as Jira, Confluence, Visual Studio Code, and Google Docs.

According to our data, Mermaid is the 8th most popular charting library on the web.
It has 1.1% of the charting market share and is detected on 0.03% of all websites.

It is especially popular in the United States, appearing on 0.05% of all websites in the country.

Statistics based on 4M+ analyzed websites. About this data

💸 Pricing

Mermaid is available in both free and paid versions.

Free version ✔️ Mermaid.js, open source
Mermaid Charts
Free version ✔️ 3 diagrams
Plus $120/user/year
Premium $240/user/year
Enterprise Custom

📊 Rankings and Market Share

🏆 Mermaid Awards

⚡ Sites Using Mermaid

We have data on 1,337 websites that use the Mermaid charting library. Here is a list of some of the top ranked ones.

The highest rated site using Mermaid is zedge.net.

#WebsiteRankCountryLanguage
1 zedge.net #733 English
2 beanstack.com #1,904 United States English
3 9gag.com #5,749 English
4 fineartamerica.com #6,763 United States English
5 buttondown.com #14,056 United States English
6 tonies.com #14,624 English
7 media.io #15,460 English
8 anz.co.nz #15,695 New Zealand English
9 missacc.com #16,375 China English
10 sallybeauty.com #19,044 United States English
11 davidsbridal.com #29,023 English
12 jeulia.com #31,845 China English
13 dorriswedding.com #33,949 English
14 terminalx.com #34,515 Israel Hebrew
15 gamepeppa.com #34,724 English
16 stacees.com #35,823 Hong Kong English
17 happenstance.com #37,878 English
18 upeu.edu.pe #39,194 Peru Spanish
19 mermaid.js.org #45,971 American English
20 trixhentai.com #47,762 France French

📈 Usage Statistics

Most of the sites that use Mermaid:

Most of the sites using Mermaid are from the United States, Germany, and the United Kingdom.

  • United States 29.9%
  • Germany 7.6%
  • United Kingdom 7.6%
  • Australia 5.9%
  • France 5.2%
  • China 4.7%
  • Spain 3.6%
  • Japan 3.3%
  • Canada 3%
  • Other 29.2%

Most Mermaid users speak English, German, or Spanish.

  • English 73.6%
  • German 4.5%
  • Spanish 3.4%
  • French 3.4%
  • Chinese 2.6%
  • Japanese 2.5%
  • Italian 1.6%
  • Portuguese 1.3%
  • Dutch 1.1%
  • Other 6%

The Mermaid charting library is especially popular on .com and .org top-level domains.

  • .com 48.4%
  • .org 8.8%
  • .de 3.9%
  • .net 3.4%
  • .io 3.1%
  • .co.uk 3.1%
  • .com.au 2.9%
  • .fr 1.7%
  • .nl 1.1%
  • Other 23.6%

The primary market segments for websites utilizing Mermaid include online shopping, business, and marketing and merchandising.

  • Online Shopping 16.8%
  • Business 14.5%
  • Marketing/Merchandising 9%
  • Blogs/Wiki 9%
  • Fashion/Beauty 7.4%
  • Internet Services 7%
  • Education/Reference 5.1%
  • Entertainment 4.3%
  • Software/Hardware 3.5%
  • Other 23.4%

🔢 Mermaid Versions

The most common version of Mermaid is 10, used by 23.7% of sites where versions were detected. In addition, 12.4% of sites use Mermaid 11, and 10.3% use Mermaid 11.4.

The Mermaid version distribution shows significant fragmentation, with 32% of sites using versions other than the top ones.

  • 10 23.7%
  • 11 12.4%
  • 11.4 10.3%
  • 10.9 4.6%
  • 9 4.1%
  • 8.14 3.6%
  • 9.3 3.6%
  • 9.1 3.1%
  • 10.6 2.6%
  • Other 32%

🕵️ Similar Technologies

These are some of the best Mermaid alternatives.

RankName
1
Chart.js

An open-source JavaScript library for data visualization that renders charts in HTML5 canvas.

FreeOpen source
2
Easy Pie Chart
Westport, Connecticut, United States

A lightweight JavaScript library for rendering animated pie charts and circular progress indicators using the HTML5 canvas element.

FreeOpen source
3
Highcharts
Vik i Sogn, Norway

A commercial JavaScript charting framework based on SVG, with optional WebGL for high-volume rendering.

Free$176+/seat/year
19
Diagrams.net
Northampton, United Kingdom

Production-grade deployment of Draw.io, a browser-based diagramming/whiteboarding visualization application.

Free$1.70/month
23
Google Drawings
Mountain View, California, United States

A cloud-based diagramming and illustration tool that allows users to create simple vector graphics, diagrams, and visual content directly in a web browser.

Free$7+/user/month

🆚 Compare Alternatives

Compare Mermaid to…

💬 Frequently Asked Questions

Where is Mermaid from?

Mermaid is from San Francisco, California, United States.

Can I use Mermaid for free?

Yes, there is a free version with limited functionality.

How much does Mermaid cost?

Mermaid is priced from $10 per user per month (paid annually) for the Plus plan.

Which country uses Mermaid the most?

The majority of Mermaid users are from the United States.

Who uses Mermaid?

According to our data, Mermaid is used on over a thousand sites, including such established ones as zedge.net, beanstack.com, and 9gag.com.

Do academic institutions use Mermaid?

Yes. The most prominent of these is upeu.edu.pe. Overall, we know of 3 academic websites in the United States that use Mermaid.

How does Mermaid stack up against the competition?

Mermaid is a moderately popular charting library, ranking ahead of 19 other charting libraries we track.

What are the alternatives to Mermaid?

Alternatives and possible competitors to Mermaid may include Diagrams.net, Google Drawings, and Chart.js.

👉 See Also

🗃️ About This Data