2025-07-10 11:25:31 +00:00

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📦 sing-box - Next-Generation Cross-Platform Proxy Tool

🌟 sing-box is an emerging cross-platform proxy software that has gained user favor for its excellent performance, modern architecture, and completely free nature.

✨ Product Highlights

🎯 Core Advantages

🆓 Completely Free: Open source project, permanently free to use
🌍 Cross-Platform Support: Windows, macOS, Linux, Android, iOS
🚀 Exceptional Performance: Developed in Go language with high-performance architecture
🔄 Continuous Updates: Active development team with regular maintenance updates
🛡️ Secure & Reliable: Modern security mechanisms with transparent open source code

🌟 Featured Functions

Feature	Description	Advantages
🎭 Multiple Inbounds	Support for various inbound protocols	Flexible configuration
🔀 Smart Routing	Powerful routing rule system	Precise traffic splitting
📊 Real-time Monitoring	Detailed connection and traffic statistics	Easy management
🔧 Hot Reload	Support for configuration hot reload	No restart required
🎯 DNS Optimization	Built-in DNS server	Accelerated resolution

🔗 Protocol Support

Protocol Type	Support Status	Feature Description
🔒 Shadowsocks	✅	Full functionality support including various encryption algorithms
🌟 VMess	✅	V2Ray protocol with complete features
🛡️ Trojan	✅	TLS traffic disguise, secure and reliable
🚀 Hysteria 2	✅	High-speed QUIC-based protocol
⚡ VLESS	✅	Lightweight protocol with excellent performance
🔐 WireGuard	✅	Modern VPN protocol
🌊 TUIC	✅	New QUIC-based protocol

📱 System Requirements

Minimum Version: Android 5.0 (API 21) and above
Recommended Version: Android 8.0 and above
Compatible Devices: Android phones / tablets
Architecture Support: ARM64, ARM, x86_64
Storage Required: Approximately 80MB available space
Memory Required: Recommended 2GB RAM or more

📥 Download & Installation

🔗 Official Release

📌 Version Note: sing-box provides an Android version called SFA (sing-box for Android)

Download Source	Version	Filename
🏠 GitHub Release	1.10.1	SFA-1.10.1-universal.apk
🚀 Mirror Accelerator 1	1.10.1	Accelerated Download
🚀 Mirror Accelerator 2	1.10.1	Backup Link

🛠️ Installation Guide

Preparation
- Ensure device meets system requirements
- Allow installation from unknown sources
Download & Install
- Choose appropriate download source
- Download APK file to device
- Tap file to begin installation
Grant Permissions
- Grant network access permissions
- Allow VPN connection permissions (on first startup)

🚀 Usage Tutorial

📋 Quick Start

🔥 Configuration Flow

📱 Launch Application - Open sing-box (SFA)
📂 Import Configuration - Add configuration files or subscriptions
🌐 Select Server - Choose from available nodes
🚀 Start Service - Enable proxy connection
✅ Verify Connection - Confirm network proxy is functioning

🎯 Detailed Operation

🌟 Step 1: Application Launch

Open the installed sing-box and enter the application homepage:

💡 First Startup Tip: The app will request VPN permissions, please select "Allow"

⚙️ Step 2: Configuration Options

Tap "Configuration" or "Profiles" to enter configuration management:

📥 Step 3: Import Configuration

Select import method (URL subscription, local file, or manual configuration):

✅ Step 4: Configuration Confirmation

Check imported configuration information and confirm it's correct:

🌐 Step 5: Node Selection

Select appropriate servers from the available node list:

🚀 Step 6: Start Connection

Return to main interface and start the proxy service:

🎛️ Advanced Configuration

📊 Routing Rules

🎯 Rule Types

Domain Rules: Smart traffic splitting based on domain names
IP Rules: Precise routing based on target IP addresses
GeoIP Rules: Automatic routing based on geographical location
Process Rules: Traffic splitting based on application processes (requires root)

📋 Rule Configuration Examples

{
  "route": {
    "rules": [
      {
        "domain_suffix": [".cn", ".com.cn"],
        "outbound": "direct"
      },
      {
        "geoip": ["cn"],
        "outbound": "direct"
      },
      {
        "domain_suffix": [".google.com", ".youtube.com"],
        "outbound": "proxy"
      }
    ],
    "final": "proxy"
  }
}

🔄 Outbound Configuration

🌐 Connection Modes

Direct Mode: Traffic connects directly to target
Proxy Mode: Forward through proxy servers
Block Mode: Block specific traffic
DNS Mode: DNS queries only

⚙️ Advanced Outbound Settings

{
  "outbounds": [
    {
      "type": "shadowsocks",
      "tag": "proxy",
      "server": "example.com",
      "server_port": 443,
      "method": "chacha20-ietf-poly1305",
      "password": "your_password"
    },
    {
      "type": "direct",
      "tag": "direct"
    },
    {
      "type": "block",
      "tag": "block"
    }
  ]
}

📈 Monitoring & Statistics

📊 Real-time Metrics

Live Traffic: Display current network speed
Historical Statistics: View traffic usage history
Connection Information: Show active connection details
Log Records: Detailed runtime logs

📈 Performance Tracking

Metric	Description	Update Frequency
🚀 Speed	Current transfer rates	Real-time
📊 Data Usage	Total data consumed	Continuous
🔗 Connections	Active connection count	Real-time
⏱️ Latency	Response time to servers	Periodic

🎯 Configuration Examples

📝 Basic Configuration

{
  "log": {
    "level": "info"
  },
  "inbounds": [
    {
      "type": "tun",
      "inet4_address": "172.19.0.1/30",
      "inet6_address": "fdfe:dcba:9876::1/126",
      "auto_route": true,
      "strict_route": false
    }
  ],
  "outbounds": [
    {
      "type": "shadowsocks",
      "server": "example.com",
      "server_port": 443,
      "method": "chacha20-ietf-poly1305",
      "password": "your_password"
    },
    {
      "type": "direct",
      "tag": "direct"
    }
  ],
  "route": {
    "rules": [
      {
        "geoip": "cn",
        "outbound": "direct"
      }
    ]
  }
}

🎭 Advanced Multi-Outbound Configuration

{
  "outbounds": [
    {
      "type": "selector",
      "tag": "proxy",
      "outbounds": ["server1", "server2", "server3"]
    },
    {
      "type": "urltest",
      "tag": "auto",
      "outbounds": ["server1", "server2", "server3"],
      "url": "http://www.gstatic.com/generate_204",
      "interval": "10m"
    },
    {
      "type": "shadowsocks",
      "tag": "server1",
      "server": "server1.example.com",
      "server_port": 443,
      "method": "chacha20-ietf-poly1305",
      "password": "password1"
    }
  ]
}

🔧 Performance Optimization

⚡ Speed Enhancement

🌍 Server Selection Strategy

Geographic Proximity: Choose servers closest to your location
Load Testing: Use built-in connectivity tests
Protocol Optimization: Select appropriate protocols for your network
Concurrent Connections: Optimize connection pooling

🛠️ Configuration Tuning

{
  "experimental": {
    "cache_file": {
      "enabled": true,
      "path": "cache.db"
    }
  },
  "route": {
    "auto_detect_interface": true,
    "override_android_vpn": true
  }
}

🛡️ Stability Improvements

Connection Redundancy: Configure multiple outbound options
Auto-failover: Enable automatic server switching
Health Monitoring: Regular connectivity checks
Backup Configurations: Maintain multiple config profiles

❓ Frequently Asked Questions

🔧 Technical Issues

Q: Configuration import fails?

A: Please check:

✅ Configuration file format is correct
✅ Network connection is normal
✅ Supported protocols are being used
✅ No syntax errors in JSON configuration

Q: Connection unstable?

A: Optimization suggestions:

🔄 Try switching to different server nodes
🌐 Check local network environment
⚙️ Adjust TCP/UDP settings
📊 Monitor connection quality

Q: High battery consumption?

A: Energy-saving recommendations:

🎯 Configure routing rules properly to reduce unnecessary proxying
📍 Choose servers with lower latency
🔄 Turn off service when not needed
🛡️ Optimize background activity

📱 Application Issues

Q: Unable to start?

A: Troubleshooting steps:

📱 Check Android version compatibility
💾 Confirm sufficient storage space
🔄 Restart device and try again
🛠️ Clear app cache and data

Q: VPN permission denied?

A: Solutions:

⚙️ Go to Settings → Apps → sing-box → Permissions
🔓 Enable VPN permission manually
🔄 Restart app after granting permissions
📱 Check if other VPN apps are running

⚙️ Configuration Issues

Q: Rules not working properly?

A: Check points:

📋 Verify rule syntax is correct
🎯 Check rule priority order
🔍 Review rule matching in logs
🔄 Restart after rule changes

🔗 Learning Resources

📚 Official Documentation

💬 Community Support

🛠️ Development Resources

🎓 Learning Materials

💡 Best Practices

⚡ Performance Optimization

🎯 Configuration Strategy

Reasonable Rule Configuration: Avoid proxying all traffic unnecessarily
Choose Nearby Nodes: Select geographically closer servers
Regular Updates: Keep app and rules up to date
Monitor Performance: Track connection quality and speeds

🔧 Advanced Optimization

{
  "experimental": {
    "clash_api": {
      "external_controller": "127.0.0.1:9090",
      "external_ui": "ui"
    }
  },
  "route": {
    "rule_set": [
      {
        "tag": "geosite-cn",
        "type": "remote",
        "format": "binary",
        "url": "https://cdn.jsdelivr.net/gh/SagerNet/sing-geosite@rule-set/geosite-cn.srs"
      }
    ]
  }
}

🛡️ Security Recommendations

🔐 Configuration Security

Verify Configuration Sources: Only use trusted configuration providers
Regular Backups: Backup important configuration files
Monitor Traffic: Watch for unusual traffic usage patterns
Update Regularly: Keep software updated for security patches

🛡️ Privacy Protection

DNS Security: Use secure DNS providers
Leak Protection: Enable IPv6 and DNS leak protection
Log Management: Configure appropriate logging levels
Certificate Validation: Ensure proper TLS certificate verification

🎯 Summary & Evaluation

✅ Strengths

🆓 Free & Open Source: No cost with transparent development
🚀 High Performance: Efficient Go-based architecture
🌍 Cross-Platform: Consistent experience across devices
🔧 Rich Features: Comprehensive routing and configuration options
🔄 Active Development: Regular updates and community support

❌ Considerations

📚 Learning Curve: Complex configuration may overwhelm beginners
🔄 Rapid Development: Frequent updates may introduce breaking changes
🛠️ Configuration Complexity: JSON-based configuration requires technical knowledge
📱 Resource Usage: May consume more resources than simpler alternatives

🎯 Ideal For

🔧 Technical Users: Those comfortable with JSON configuration
🆓 Budget-Conscious: Users seeking powerful free alternatives
🎓 Learning Enthusiasts: Those interested in modern proxy technologies
🌐 Cross-Platform: Users needing consistent experience across devices

📅 Last Updated: July 10, 2025 | 📦 Compatible Version: sing-box 1.10.1 (SFA)

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