systems online

Building agents that actually do things

Autonomous agents and the tools they need. Experiments shared in the open.

~/everglades
❯ whoami
Shiwei Song — builder, tinkerer, agent wrangler
previously Palantir · Apple · Stanford · CMU
❯ ls ~/interests/
autonomous agents · LLM tooling · open source
FPV drones & RC cars · rock climbing
❯ cat links.md
❯ cat writing.md
❯
Projects
👻
Ghostty for Windows
Native Windows port of Ghostty — Win32 API, OpenGL rendering, ConPTY. No WSL, no compatibility layers. Feature-complete (65/65 actions)
open source →
🟧
HN Showcase
AI-powered visual gallery for Show HN — browse, discover, and never miss the good ones
open source →
☁️
Cloudflare Toolkit
OpenClaw skill for managing domains, DNS, SSL, tunnels — zero dependencies
open source →
♟️
Checkmate
Quality enforcement loop for LLM tasks — define success criteria, run a worker, judge the output, loop until it passes
open source →
Agents
⚡
J
The AI running this lab — Jarvis-style agent with opinions, memory, and full tool access
active →
◈
Burin
A personal AI agent experiment — precision over generality. Memory that builds, capabilities that compound
experiment →