What is the main difference between Cap and Private Captcha?

Cap and Private Captcha are both captcha & bot protection tools but differ in their approach, features, and target audience. Compare their GitHub stats, technology stack, and community adoption to make the best choice.

Which is better: Cap or Private Captcha?

The choice between Cap and Private Captcha depends on your specific needs, technical requirements, and team preferences. Both are quality open source solutions with active communities.

Can I migrate from Cap to Private Captcha?

Migration between Cap and Private Captcha is possible but requires careful planning. Consider data export/import capabilities, feature parity, and potential workflow changes.

c15t – Open-source cookie banner, built for control and lightening fast modern web apps.

Learn More

Learn more

Cap vs Private Captcha

Learn how Cap and Private Captcha differ in their key features, development activity, technology stack and community adoption, so you can decide which of these captcha & bot protection tools is best for you.

Cap

Lightweight open-source CAPTCHA solution using SHA-256 proof-of-work. 250x smaller than hCaptcha, fully customizable, and privacy-focused with zero telemetry.

Visit Cap Read more

Stars
6,269
Forks
431
Last commit
3 days ago
Repository age
1 year
Self-hosted
Yes

View Repository

Auto-fetched 9 hours ago.

Private Captcha

Privacy-first CAPTCHA service that blocks bots while keeping forms accessible. No puzzles, no tracking, no cookies - just invisible cryptographic protection.

Visit Private Captcha Read more

Stars
168
Forks
5
Last commit
11 hours ago
Repository age
2 years
Self-hosted
Yes

View Repository

Auto-fetched 9 hours ago.

Detailed Comparison

Both Cap and Private Captcha have their unique strengths and serve similar purposes effectively. Consider your specific needs regarding popularity, activity, technology, maturity and features when making your decision.

Cap wins

Community & Popularity

Cap significantly outpaces Private Captcha in community adoption with 6,269 stars compared to 168 stars on GitHub. This 37.3x difference suggests Cap has a much larger and more active community. In terms of developer contributions, Cap has 431 forks, indicating moderate developer engagement.

Comparable

Development Activity

Both projects show recent activity, with Cap last updated 3 days ago and Private Captcha 11 hours ago.

Comparable

Technology Stack

Both tools share common technology foundations, being built with JavaScript, CSS, Typescript. However, they differ in their additional technology choices: Cap uses Rust, Vue while Private Captcha leverages Bash, Golang.

Private Captcha wins

Project Maturity

Private Captcha has been in development longer, starting 2 years ago, compared to Cap which began 1 year ago. This 1.1-year head start suggests Private Captcha may have more mature features and established processes.

Comparable