Agent skill

ralph-loop

Autonomous feature development loop. Executes complete 9-phase cycle (Interview -> Think Critically -> Plan -> Branch -> Implement -> Verify -> PR -> Merge -> Wrap-Up) with minimal human intervention. Triggers on "/ralph", "start autonomous loop", "run ralph loop".

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Install this agent skill to your Project

npx add-skill https://github.com/majiayu000/claude-skill-registry/tree/main/skills/other/other/ralph-loop-edumesones-azure-demo

SKILL.md

Ralph Loop - Autonomous Feature Development

Executes the complete Feature Development Cycle (9 phases) autonomously, only pausing for:

  • Human input during Interview (if spec.md is incomplete)
  • Think Critically: red flags or low confidence level
  • Merge approval (PR review)
  • 3 consecutive failures

Triggers

  • /ralph orchestrator [max_parallel] - Start multi-feature orchestration
  • /ralph feature FEAT-XXX [max_iterations] - Single feature loop
  • /ralph status - Check running loops
  • /ralph stop - Stop all loops
  • "Start autonomous loop"
  • "Run ralph on FEAT-XXX"

Architecture

RALPH LOOP ARCHITECTURE

ORCHESTRATOR (ralph-orchestrator.sh)
- Reads docs/features/_index.md for Pending features
- Creates git worktrees for isolation
- Launches feature loops in parallel (max N)
- Monitors for merge completion
- Cleans up worktrees after merge

        |
        +--> Worktree: ../project-FEAT-001-loop/
        |    --> ralph-feature.sh FEAT-001
        |
        +--> Worktree: ../project-FEAT-002-loop/
        |    --> ralph-feature.sh FEAT-002
        |
        +--> Worktree: ../project-FEAT-003-loop/
             --> ralph-feature.sh FEAT-003

Feature Loop Phases

FEATURE LOOP - 9 PHASES

Iteration 1: INTERVIEW
- Read spec.md
- If Technical Decisions has TBD -> PAUSE for human input
- If complete -> emit INTERVIEW_COMPLETE

Iteration 2: THINK CRITICALLY (11-Step Protocol)
- Determine depth: full/medium/light/skip
- Execute analysis protocol -> analysis.md
- If red flags or low confidence -> PAUSE for review
- If safe -> emit ANALYSIS_COMPLETE

Iteration 3: PLAN
- Read spec.md + analysis.md (BOTH required)
- Generate design.md with architecture
- Generate tasks.md with ordered checklist
- emit PLAN_COMPLETE

Iteration 4: BRANCH
- git checkout -b feature/XXX-name
- emit BRANCH_COMPLETE

Iterations 5-N: IMPLEMENT
- Process 3 tasks per iteration
- Mark [in progress] -> implement -> mark [x] -> commit
- emit IMPLEMENT_PROGRESS until all done
- emit IMPLEMENT_COMPLETE when finished

Iteration N+1: VERIFY (if frontend changes)
- Run browser E2E tests
- emit VERIFY_COMPLETE

Iteration N+2: PR
- git push origin feature/XXX
- gh pr create
- emit PR_COMPLETE

Iteration N+3: MERGE
- Poll gh pr view for merge status
- emit MERGE_WAITING until approved
- emit MERGE_COMPLETE when merged

Iteration N+4: WRAP-UP
- Create context/wrap_up.md
- Document metrics and learnings
- emit WRAPUP_COMPLETE
- emit FEATURE_COMPLETE

Pause Conditions

The loop pauses (doesn't terminate) when:

  1. Human Input Needed (return code 3)

    • spec.md has TBD values that can't be auto-filled
    • User must complete interview manually
  2. Think Critically Requires Review (return code 3)

    • Step 2: Assumption with Low confidence + High impact
    • Step 9: Critical red flag identified
    • Step 11: Overall confidence = "Low"
    • User must review analysis.md and decide how to proceed
  3. Waiting for External Action (return code 2)

    • PR created, waiting for review approval
    • Polls every 60 seconds
  4. Too Many Failures (3 consecutive)

    • Something is broken
    • User must investigate and fix

Integration with Feature Cycle

Ralph Loop fully integrates with existing Feature Development Cycle (9 phases):

Existing Command Ralph Equivalent
/interview FEAT-XXX Auto-executed if spec needs completion
/think-critically FEAT-XXX Auto-executed with depth based on complexity
/plan FEAT-XXX Auto-generated from spec + analysis
/git "msg" Auto-commit after each task
/git pr Auto-created after implementation
/wrap-up FEAT-XXX Auto-generated after merge

Usage Examples

bash
# Start orchestrator for all pending features (max 3 parallel)
./ralph-orchestrator.sh 3

# Run single feature loop
./ralph-feature.sh FEAT-001-auth 15

# Check status
./ralph-orchestrator.sh --status

# Stop all loops
./ralph-orchestrator.sh --stop

Prerequisites

  • git and gh (GitHub CLI) installed and authenticated
  • claude CLI available
  • python3 for JSON manipulation
  • Features defined in docs/features/_index.md

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