Ralph Wiggum Loop - PRD-Driven Autonomous AI Coding Workflow
A terminal-first agent loop that repeatedly runs an AI coding agent until PRD items are done, persisting state via git and lightweight artifacts.
About Ralph (Ralph Wiggum loop)
A terminal-first agent loop that repeatedly runs an AI coding agent until PRD items are done, persisting state via git and lightweight artifacts.
Key Capabilities
PRD-driven loop: keeps running until checklist items are completed
Fresh agent context each iteration (reduces drift across long runs)
Git-based memory + artifacts (e.g. progress + PRD state)
Terminal-first workflow for devs comfortable with git and diffs
Scriptable for unattended, long-running tasks
Extensible via Claude Code plugin implementations
Standout Features
Loop until done
Runs repeated agent iterations until PRD items are completed.
Git-based memory
Persists progress via git history plus lightweight artifacts for state.
PRD-first workflow
Keeps work anchored to a checklist so long runs stay structured.
Perfect for
Ralph Wiggum Loop Review (2026): PRD-Driven Agent Loops for Terminal Devs
Hands-on style review of the Ralph Wiggum loop pattern: what it is, how it works, when it beats IDE agents, risks, and the best Ralph alternatives.
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