WebDecoy/FCaptcha
Self-hosted, invisible CAPTCHA that detects AI agents driving real browsers. GDPR, WCAG 2.2 AA, and EAA: no cookies, no third-party data sharing, and no visual or audio puzzle. With a false-positive budget enforced in CI. Proof of work, drop-in for Turnstile and reCAPTCHA.
Star History
Add Live Star History & Verified Badges to README.md
Keep your repository README looking professional and dynamic. As our continuous crawler records new stars, these official SVG badges update in real time with zero maintenance.
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+10
STARS · LAST 30 DAYS
1
PER DAY
#1,098
MOST-STARRED JavaScript
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +7 | +10 | +90 |
| Per day | 1 | 1 | 1 |
| Forks gained | +1 | +3 | +10 |
FCaptcha gained 10 stars in the last 30 days, about 1 a day, and now has 221. It is about 1 year old and has averaged roughly 221 stars a year. It ranks #1,098 among JavaScript repositories and #12,943 across all languages on GitHubRepo.
Trending Record
6
DAYS ON TRENDING
#11084
BEST RANK
Oct 13, 2026
FIRST APPEARANCE
Active
STATUS TODAY
FCaptcha has maintained a continuous presence across global trending indexes, peaking at #11084. Below is the 30-day activity profile:
💡 Overview
FCaptcha is an open-source project written in JavaScript: Self-hosted, invisible CAPTCHA that detects AI agents driving real browsers. GDPR, WCAG 2.2 AA, and EAA: no cookies, no third-party data sharing, and no visual or audio puzzle. With a false-positive budget enforced in CI. Proof of work, drop-in for Turnstile and reCAPTCHA.
Engineered for speed, consistency, and developer ease, it solves common hurdles in ai-bot-detection, anti-bot, behavioral-analysis. It provides clear interfaces, comprehensive configuration options, and seamless integration with existing tools across the modern development stack.
⚡ Key Features
Optimized execution pipeline written in JavaScript for predictable speed.
Zero-friction configuration with comprehensive sensible defaults out of the box.
Cross-platform runtime support across Linux, macOS, and Windows environments.
Strong typing and modular architecture designed for easy extension and maintainability.
Standardized CLI and API interfaces for smooth integration into CI/CD workflows.
Active community maintenance with regular dependency updates and security patches.
📥 Installation
$ npm install FCaptcha⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
Node.js >= 18 or modern Evergreen browser
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
FCaptcha coordinates its core functionality through a modular JavaScript pipeline. It parses configuration parameters, validates inputs, and resolves dependencies asynchronously. By minimizing runtime overhead and keeping allocations localized, it delivers predictable performance in both local development environments and automated production workloads.
🎯 Production Use Cases
Autonomous AI Agents
Orchestrate intelligent workflows and tool-calling routines with FCaptcha.
Model Inference & Prompting
Integrate fast, local or cloud-hosted generative AI models directly into production code.
Context Memory & RAG
Augment language models with dynamic vector retrieval and structured project memory.
Developer Productivity
Automate repetitive engineering tasks, code generation, and test creation using AI agents.
🚀 Getting Started
Install FCaptcha using your package manager: `npm install FCaptcha`
Initialize your project workspace or configuration file for FCaptcha.
Import FCaptcha into your codebase or invoke it directly from your terminal.
Execute your test suite or run `FCaptcha --help` to verify successful setup.
👍 Strengths
⚠️ Considerations
⇄ Alternatives & Direct Competitors
👥 Who Should Use This
Developers and engineering teams building with JavaScript, seeking reliable, tested, and actively maintained tooling for production workloads.
🏆 Nearby in the Rankings
WebDecoy/FCaptcha is currently ranked #12,943 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #12,920 | langchain4j/langchain4j-community | Java | ★ 222 | Compare ↗ |
| #12,920 | ros-claw/rosclaw | Python | ★ 222 | Compare ↗ |
| #12,920 | phibrowser/phibrowser-mac | Swift | ★ 222 | Compare ↗ |
| #12,920 | firesahc/Xposed-GodMode-Pro | Java | ★ 222 | Compare ↗ |
| #12,920 | richard1208/parallio | TypeScript | ★ 222 | Compare ↗ |
| #12,943 | WebDecoy/FCaptcha This Project | JavaScript | ★ 221 | |
| #12,943 | robbyrussell/rubyurl | Ruby | ★ 221 | Compare ↗ |
| #12,943 | howiworkdaily/django-faq | Python | ★ 221 | Compare ↗ |
| #12,943 | zenhob/hcl | Ruby | ★ 221 | Compare ↗ |
| #12,943 | m-a-d-n-e-s-s/madness | C++ | ★ 221 | Compare ↗ |
| #12,943 | Cosium/git-code-format-maven-plugin | Java | ★ 221 | Compare ↗ |
Frequently Asked Questions
What does FCaptcha do? +
Self-hosted, invisible CAPTCHA that detects AI agents driving real browsers. GDPR, WCAG 2.2 AA, and EAA: no cookies, no third-party data sharing, and no visual or audio puzzle. With a false-positive budget enforced in CI. Proof of work, drop-in for Turnstile and reCAPTCHA.
What language is FCaptcha written in? +
The primary language is JavaScript. Topics include: ai-bot-detection, anti-bot, behavioral-analysis, bot-detection, captcha.
Is FCaptcha actively maintained? +
Yes, the last recorded push was on Oct 13, 2026 with 3 open issues being tracked.
How many stars does FCaptcha have? +
FCaptcha has 221 stars and 22 forks on GitHub.
How does FCaptcha rank among GitHub repositories? +
With 221 stars, WebDecoy/FCaptcha is ranked #12,943 globally across all repositories tracked on GitHubRepo and #1,098 among JavaScript projects.
What license is FCaptcha distributed under? +
The repository reports a MIT license. Always verify the repository LICENSE file for legal terms.
