blocky

blocky is a DNS proxy and ad-blocker for local networks, designed as a lightweight alternative to Pi-hole. Written in Go, it offers high performance with low resource usage while providing comprehensive ad-blocking and privacy features.

Key Features

• Efficient Ad Blocking:

  • Multiple blocklist support
  • Automatic list updates
  • Regex-based blocking
  • Per-client configurations
  • Whitelist management
  • Group-based policies

• Advanced DNS Features:

  • Conditional DNS forwarding
  • Custom DNS mappings
  • Multiple upstream resolvers
  • DNS-over-HTTPS/TLS support
  • Intelligent caching
  • Query prefetching

• Monitoring & Analytics:

  • Prometheus metrics export
  • Detailed query logging
  • Ready-made Grafana dashboards
  • Performance statistics
  • REST API for integration
  • Real-time monitoring

• Flexible Configuration:

  • YAML-based configuration
  • Hot-reload support
  • Redis cache backend
  • Client group management
  • Scheduled blocking
  • Easy Docker deployment