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

Market Landscape

About js.org

A lightweight, modern open-source captcha

CategoryUser Experience
3.5MMonthly Visits
-1%Monthly Trend
Jun 1996Domain Age
4Competitors
1.2MAvg. Traffic
2Avg. Keyword Overlap
6yAvg. Domain Age

Market Landscape · Insight

4 competitors averaging 6y and 1.2M/mo. js.org is leading in this market — dominant position but watch for emerging challengers..

Keyword Battlefield

mermaid.ai favicon
mermaid.ai

mermaid.ai

🔗 2 keyword overlap

Create diagrams and visualizations using text and code.

2.6M/mo-12%Dec 2017

Shares 2 keywords including "mermaid"

mermaid.live favicon
mermaid.live

mermaid.live

🔗 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.

2.4M/mo-9%Aug 2021

Shares 2 keywords including "mermaid"

mermaid.ink favicon
mermaid.ink

mermaid.ink

🔗 2 keyword overlap
47.5K/mo+17%May 2019

Shares 2 keywords including "mermaid"

mermaidchart.com favicon
mermaidchart.com

mermaidchart.com

🔗 2 keyword overlap

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

3.9K/mo+143%Jun 2022

Shares 2 keywords including "mermaid"

Competitors identified by shared traffic-driving keywords

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

Keyword Battlefield · Insight

js.org trails on the majority of contested keywords — mermaid.live leads on 2 terms. Targeted content and backlink strategy needed for the highest-value keywords.

Traffic Arena

js.org
3.5M-1%
mermaid.ai
2.6M-12%
mermaid.ink
47.5K+17%
SearchDirectSocialReferralPaidEmail
js.orgCompetitor avg
🇺🇸 US
19%
24%
🇮🇳 IN
14%
8%
🌐 CN
11%
11%
🇩🇪 DE
4%
7%

Top Competitors only

🌐 VN 7%🌐 ID 6%

Traffic Arena · Insight

js.org's Search dependency (50%) exceeds the competitor average (18%) — channel concentration is both an efficiency edge and a fragility point.

js.org and competitors share 4 common markets led by US. High geographic overlap means differentiation must come from product, not region.

How does js.org actually grow?

This page shows the surface. A Growth Teardown reverse-engineers the full playbook — 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 June 2026

See a sample report