./osThe ./os TUI manages the full dev environment setup:
- Installs Homebrew packages
- Symlinks all configs (Neovim, Tmux, Fish, Claude, Ghostty, Aerospace)
- Shows sync status for each tool
- Flashes Corne keyboard firmware
- Interactive keyboard layout viewer
dev-env/
├── os # TUI launcher (builds + runs Rust binary)
├── src/ # Rust source for the os TUI (ratatui)
├── Cargo.toml
├── homebrew/
│ ├── install.sh # Installs missing formulae and casks
│ └── sync.sh # Syncs installed packages back to install.sh
├── neovim/
│ ├── init.lua
│ ├── lua/
│ └── snippets/
├── tmux/
│ ├── .tmux.conf
│ └── tmux-cd.sh
├── fish/
│ ├── config.fish
│ ├── fish_plugins
│ ├── fish_variables
│ └── functions/
├── ghostty/
│ └── config
├── aerospace/
│ └── aerospace.toml # Aerospace window manager config
├── zsh/
│ └── .zprofile
├── claude/
│ └── CLAUDE.md
├── config/ # ZMK Corne config (must live at repo root)
│ ├── boards/ # Custom board/shield definitions
│ ├── corne.keymap
│ ├── corne.conf
│ └── west.yml
├── keyboard/
│ ├── README.md # Corne firmware + keymap docs
│ ├── build.yaml # ZMK build matrix
│ ├── corne-flash/ # Rust flash utility
│ ├── draw.sh # Regenerates keymap.svg
│ ├── keymap-drawer.config.yaml
│ ├── keymap.svg
│ └── old/ # Archived Voyager/QMK source
├── hooks/
│ └── pre-commit # Regenerates keymap SVG + TUI screenshot
└── docs/ # Per-tool documentation
See docs/ for per-tool guides and keyboard/README.md for the Corne firmware.
Formulae: fish, fisher, fzf, go, lazygit, neovim, nvm, pnpm, ripgrep, tmux, zoxide, biome, duckdb, fd, fnm, gh, lua-language-server, tailwindcss-language-server, tree, uv, xh, postgresql@16, prettierd, wget, xcodegen, ffmpeg, git-filter-repo, lftp, libpq, poppler
Casks: claude-code, aerospace
Source of truth: homebrew/install.sh.
fisher updateto install fish pluginsfnm install <version>to install Node.jschsh -s /opt/homebrew/bin/fishto set fish as default shell