js.org
DR 91by AhrefsMedium Opportunity ยท 60/100

About js.org

A lightweight, modern open-source captcha

CategoryUser Experience
3.6MMonthly Visits
-5%Monthly Trend
Jun 1996Domain Age

Competitive Landscape Overview

4Competitors
1.4MAvg. Traffic
2Avg. Keyword Overlap
6yAvg. Domain Age

Top Competitors

mermaid.ai

mermaid.ai

๐Ÿ”— 2 keyword overlap

Create diagrams and visualizations using text and code.

2.9M/mo-6%Dec 2017

Shares 2 keywords including "mermaid"

mermaid.live

mermaid.live

๐Ÿ”— 2 keyword overlap

simplify documentation and avoid heavy tools. open source visio alternative. commonly used for explaining your code! mermaid is a simple markdown-like script language for generating charts from text via javascript.

2.6M/mo+1%Aug 2021

Shares 2 keywords including "mermaid"

mermaid.ink

mermaid.ink

๐Ÿ”— 2 keyword overlap
40.5K/mo-45%May 2019

Shares 2 keywords including "mermaid"

mermaidchart.com

mermaidchart.com

๐Ÿ”— 2 keyword overlap

Mermaid Chart makes diagramming simple: create and edit flowcharts, sequence diagrams, and more online. Collaborate in real time and save hours.

1.6K/mo-97%Jun 2022

Shares 2 keywords including "mermaid"

Competitors identified by shared traffic-driving keywords

Keyword Battle: js.org vs Competitors

KeywordSearch Volumejs.orgCompetitor
mermaid410,650#1mermaid.live #2โœ“ Leading
mermaid live editor114,310#8mermaid.live #1โœ— Behind
mermaid diagram83,930#1mermaid.live #2โœ“ Leading
mermaid chart44,000#3mermaid.live #1โœ— Behind
mermaid viewer13,220#10mermaid.live #2โœ— Behind
mermaid ai11,540#4mermaid.ai #1โœ— Behind
mermaidๅœจ็บฟ10,070#6mermaid.live #1โœ— Behind
mermaid diagram viewer6,970#8mermaid.live #1โœ— Behind

Traffic Comparison

js.org
3.6M-5%
mermaid.ai
2.9M-6%
mermaid.ink
40.5K-45%

Acquisition Channel Mix

SearchDirectSocialReferralPaidEmail

Geographic Footprint

Find weak markets where competitors haven't established dominance

Countryjs.orgmermaid.aimermaid.livemermaid.inkmermaidchart.com
๐Ÿ‡บ๐Ÿ‡ธ US
18%
10%
8%
29%
94%
๐Ÿ‡ฎ๐Ÿ‡ณ IN
14%
6%
10%
15%
7%
๐ŸŒ CN
9%
8%
13%
5%
10%
๐Ÿ‡ฎ๐Ÿ‡ฉ IDโ€”
6%
4%
6%
4%
๐Ÿ‡ป๐Ÿ‡ณ VNโ€”
8%
โ€”
6%
4%
๐Ÿ‡ฉ๐Ÿ‡ช DE
4%
โ€”
3%
4%
4%

Market Opportunities

๐Ÿ‡ฎ๐Ÿ‡ณ IN: No dominant player among 5 competitors competitors โ€” market is fragmented
๐ŸŒ CN: No dominant player among 4 competitors competitors โ€” market is fragmented
๐Ÿ‡ฎ๐Ÿ‡ฉ ID: No dominant player among 2 competitors competitors โ€” market is fragmented

Domain Age Comparison

How does js.org actually grow?

This page shows the surface. A Growth Teardown reverse-engineers the full playbook โ€” which keywords drive signups, where backlinks come from, which channels convert, and what you can replicate in your own product.

Report based on data from May 2026

See a sample report