Egern is a feature-rich and powerful networking tool, specifically designed for proxying, intercepting, and modifying network traffic.

  • Comprehensive recording of TCP, UDP, DNS, and HTTP network traffic.
  • Support for a wide range of rule types: domain, domain keywords, domain suffix, domain regular expressions, geo-location, IPv4/IPv6 CIDR, URL regular expressions, rule sets, and default rules.
  • Flexible policy group options: selection, automatic testing, fallback, load balancing, and external policies.
  • Support for multiple proxy protocols: HTTP, SOCKS5, Shadowsocks, Trojan, Hysteria2, Vless, and Vmess.
  • Effortlessly decrypt HTTPS traffic using Man-in-the-Middle attack techniques.
  • URL rewriting capabilities, allowing you to freely customize network requests.
  • Highly customizable request and response header rewriting functionality.
  • Versatile request and response content rewriting abilities.
  • Utilize JavaScript to provide customized operations on request and response data.
  • Support for local HTTP proxy server and local SOCKS5 proxy server to meet various networking needs.
  • Sync configuration information across devices with iCloud, ensuring consistent network settings anywhere, anytime.
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