Cap Traffic & Growth
A lightweight, modern open-source captcha
Estimated Website Traffic
— capjs.js.orgSource month: September 2026 · Source: Similarweb estimate
These are estimated visits to the independent product website, not users, customers, revenue, or product quality.
Data status: Valid estimate · Updated: 2026-10-06
Current Estimated Visits
10.1K
Previous Estimated Visits
11.8K
Absolute Gain
-1709
Monthly Growth
-14.4%
Avg. Duration
11s
Pages per Visit
1.10 pages
Bounce Rate
90.5%
Category Rank
N/A
Global Rank
N/A
Rank
N/A
Domain Created
Jun 26, 1996
Domain Age
36.0 years
Estimated Website Visits Over Time
Traffic Sources
About Cap
Cap is a lightweight, modern open-source CAPTCHA alternative designed using SHA-256 proof-of-work. It's: - ⚡️ 250x smaller than hCaptcha - 🔒️ Private - 🌈 Fully customizable - 🤖 PoW-based - 🌳 Fully FOSS - 💨 Invisible
Frequently Asked Questions
What is Cap?
Cap is a lightweight, modern open-source CAPTCHA alternative designed using SHA-256 proof-of-work. It's: - ⚡️ 250x smaller than hCaptcha - 🔒️ Private - 🌈 Fully customizable - 🤖 PoW-based - 🌳 Fully FOSS - 💨 Invisible
What is the estimated website traffic associated with Cap?
Similarweb estimates that capjs.js.org received approximately 10.1K website visits in September 2026. Its estimated global website rank was #0. This measures website visits, not users, customers, revenue, or product quality.
Is Cap free?
Yes, Cap is free to use.
What related tools can I explore with Cap?
These tools share a topic with Cap: Incerto, Warestack, Aikido Security, Airtop Auth. Open each profile to review its available information and official site.
