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.

Statistics based on 3.6M+ 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 1,129 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 lego.com.

#WebsiteRankCountryLanguage
1 lego.com #1,025 American English
2 elle.com #1,353 United States American English
3 delish.com #2,272 United States American English
4 zedge.net #3,074 English
5 thesimsresource.com #4,199 English
6 9gag.com #5,386 English
7 tonies.com #6,612 English
8 beanstack.com #7,258 United States English
9 anz.co.nz #15,665 New Zealand English
10 sallybeauty.com #17,655 United States English
11 terminalx.com #18,080 Israel Hebrew
12 atgtickets.com #18,572 United Kingdom English
13 upeu.edu.pe #21,932 Peru Spanish
14 mermaid.js.org #22,736 American English
15 davidsbridal.com #27,935 English
16 jeulia.com #34,134 China English
17 happenstance.com #35,745 English
18 clipfly.ai #36,937 English
19 trixhentai.com #47,732 France French
20 stylewe.com #50,480 English

📈 Usage Statistics

Most of the sites that use Mermaid:

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

  • United States 27.2%
  • Germany 8.2%
  • France 7%
  • United Kingdom 6.9%
  • Australia 5.1%
  • Spain 4.5%
  • China 3.9%
  • Canada 2.9%
  • Italy 2.4%
  • Other 31.9%

Most Mermaid users speak English, German, or Spanish.

  • English 71.8%
  • German 4.9%
  • Spanish 4%
  • French 3.6%
  • Chinese 2.8%
  • Italian 1.7%
  • Japanese 1.5%
  • Portuguese 1.4%
  • Dutch 1.2%
  • Other 7.1%

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

  • .com 48.6%
  • .org 9%
  • .de 4.3%
  • .net 2.7%
  • .co.uk 2.7%
  • .com.au 2.7%
  • .io 2.4%
  • .fr 1.9%
  • .es 1.4%
  • Other 24.3%

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

  • Online Shopping 16.4%
  • Business 15.1%
  • Marketing/Merchandising 9.9%
  • Fashion/Beauty 8.2%
  • Blogs/Wiki 7.8%
  • Internet Services 6.9%
  • Entertainment 5.2%
  • Education/Reference 3.9%
  • Software/Hardware 3.9%
  • Other 22.7%

🔢 Mermaid Versions

The most common version of Mermaid is 10, used by 20.1% of sites where versions were detected. In addition, 9% of sites use Mermaid 11.4, and 6% use Mermaid 11.

The Mermaid version distribution shows significant fragmentation, with 40.3% of sites using versions other than the top ones.

  • 10 20.1%
  • 11.4 9%
  • 11 6%
  • 9 5.2%
  • 10.9 4.5%
  • 8.14 4.5%
  • 10.6 3.7%
  • 8.8 3.7%
  • 8.4 3%
  • Other 40.3%

🕵️ 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
4
Google Charts
Mountain View, California, United States

A free JavaScript library for creating interactive data visualizations using HTML5 and SVG.

Free
20
Diagrams.net
Northampton, United Kingdom

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

Free$1.70/month
22
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's headquarters?

Mermaid is located in 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 lego.com, elle.com, and delish.com.

Do academic institutions use Mermaid?

Yes. The most prominent of these is upeu.edu.pe. Overall, we know of 2 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