- Compatible API Versions
- 1.0.14+
- Sourcecode
- https://github.com/CrieXD1337/CAntiBot
CAntiBot 
CAntiBot is a powerful anti-bot verification system for Nukkit servers that uses captcha challenges to prevent automated bot attacks. Features an intuitive form interface, boss bar timer, and comprehensive player restrictions during verification.
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Features
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Installation
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Configuration
Default
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API Integration
For developers wanting to integrate with CAntiBot:
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Player Restrictions
During verification, players cannot:
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Captcha Examples
The plugin generates captchas like:
Players must type the regular characters (A1B2C3) not the symbols!
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Support
For issues or feature requests:
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Protect your server from bots with CAntiBot!
CAntiBot is a powerful anti-bot verification system for Nukkit servers that uses captcha challenges to prevent automated bot attacks. Features an intuitive form interface, boss bar timer, and comprehensive player restrictions during verification.
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Features- Smart Captcha System:
- Custom symbol-based captcha (Ⓐⓑ③ format)
- Configurable captcha length (default: 6 characters)
- Case-insensitive verification
- Custom symbol-based captcha (Ⓐⓑ③ format)
- Visual Interface:
- Custom form titles and messages
- Real-time boss bar countdown
- Color-coded visual feedback
- Custom form titles and messages
- Security Restrictions:
- Complete player immobilization during verification
- Blocks chat, commands, inventory interactions
- Prevents block placement and item drops
- Complete player immobilization during verification
- Customizable Settings:
- Configurable timeout periods
- Custom kick messages and notifications
- Flexible form content and placeholders
- Configurable timeout periods
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Installation- Download the Plugin:
- Get the latest
CAntiBot.jarfrom releases
- Get the latest
- Install Dependencies:
- No external dependencies needed
- No external dependencies needed
- Place the Jar:
- Drop
CAntiBot.jarinto yourpluginsfolder
- Drop
- Restart Server:
- Restart your server to generate config files
- Restart your server to generate config files
- Configure:
- Edit
plugins/CAntiBot/config.ymlto customize settings
- Edit
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ConfigurationDefault
config.yml structure:
YAML:
captcha-length: 6
timeout-seconds: 30
form-title: "AntiBot Verification"
form-content: "Enter the captcha below: §2{captcha}"
form-placeholder: "Type the captcha here"
kick-message-timeout: "Verification timeout expired!"
kick-message-fail: "Incorrect captcha!"
success-message: "Verification successful!"
bossbar-title: "Time remaining: {seconds}s"
no-access-to-do: "§cYou can't do it on captcha"For developers wanting to integrate with CAntiBot:
Java:
// Get verification status
boolean isVerifying = main.getVerificationService()
.getVerificationData()
.containsKey(player.getUniqueId());
// Manually start verification
main.getVerificationService().startVerification(player);
// Cancel verification
main.getVerificationService().cancelVerification(player);During verification, players cannot:
- Send chat messages
- Execute commands
- Place blocks
- Drop items
- Interact with inventories
- Use clickable items
- Take damage
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Captcha ExamplesThe plugin generates captchas like:
Code:
Original: A1B2C3
Displayed: Ⓐ①Ⓑ②Ⓒ③
Original: X9Y8Z7
Displayed: Ⓧ⑨Ⓨ⑧Ⓩ⑦───────────────────────────────────────────
SupportFor issues or feature requests:
- Check the configuration file first
- Ensure Nukkit version compatibility
- Verify no conflicting plugins
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Protect your server from bots with CAntiBot! 
