Codebase intelligence for TypeScript and JavaScript. Free static analysis of code and styles: unused code, duplication, circular deps, complexity hotspots, architecture boundaries, design-system drift. Optional paid runtime layer (Fallow Runtime): hot-path review and cold-path deletion evidence from real production traffic.
Hook Claude Code
Runs before the agent uses a tool for Bash tool calls, executing pre-bash-guard.py with --show-toplevel, --cached, --name-only and --diff-filter (2 commands). From fallow-rs/fallow.
Hook Claude Code
Runs when a session starts, executing scan-hidden-unicode.py via python3 with --mode. From fallow-rs/fallow.
Hook Claude Code
Runs when the agent finishes a response, executing check-comment-quality.mjs with --show-toplevel, --working-tree and --claude-hook. From fallow-rs/fallow.