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Kotodian/README.md

Hi there, I'm Kotodian

Kernel & eBPF Networking | VPN Protocols | High-performance Proxy Systems

Building Linux datapaths, VPN/proxy protocols, and cross-platform networking products.


Featured Project

A modern macOS & Linux proxy client powered by sing-box, built with Tauri 2 + React.

Release Downloads

  • Rule-based routing, TUN mode, Fake-IP DNS
  • Process-based routing
  • Gateway Mode — transparent LAN proxy
  • BGP Rule Sync — sync rules between instances over Tailscale
  • Tailscale integration with MagicDNS
  • Linux support — headless daemon + CLI, deb/rpm/pacman/tarball
  • Ruleset marketplace & subscription management
  • Light / Dark theme, EN & ZH-CN
Calamity Dashboard

Current Focus

  • Container networking datapaths: Docker netkit, eBPF port mapping, SNAT/MASQ, cgroup socket hooks, BIG TCP.
  • High-performance packet processing: VPP, XDP/AF_XDP zero-copy, Linux kernel driver work.
  • Proxy and VPN systems: QUIC/MASQUE, OpenVPN/IPsec acceleration, sing-box-based desktop clients.

Other Projects

Project Description Stack
VPP-OpenVPN High-performance OpenVPN data plane acceleration via VPP, 10x faster C, VPP
StrongSwan-GM IPsec VPN with Chinese National Cryptography (SM2/SM3/SM4) C, StrongSwan
Docker Netkit eBPF Docker netkit datapath work: eBPF published-port mapping, egress MASQ, cgroup socket hooks, and BIG TCP validation Go, C, eBPF
Linux vmxnet3 AF_XDP ZC AF_XDP zero-copy RX/TX ported to VMware's paravirt NIC driver, bisect-safe 7-commit series C, XDP, Kernel

Tech Stack

Rust TypeScript Go C React Tauri Linux eBPF Docker XDP VPP

Pinned Loading

  1. calamity calamity Public

    Rust 3

  2. linux linux Public

    Forked from torvalds/linux

    Linux kernel source tree

    C

  3. moby moby Public

    Forked from moby/moby

    The Moby Project - a collaborative project for the container ecosystem to assemble container-based systems

    Go

  4. netsystem-rs netsystem-rs Public

    Rust