luanmorenommaciel/agentspec/sdd-workflow

Claude Code and agent skill by luanmorenommaciel/agentspec

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Spec-Driven Development workflow guidance for structured feature development. Use PROACTIVELY when the user discusses building features, planning implementations, capturing requirements, designing architectures, or shipping completed work. Guides through the 5-phase SDD workflow: Brainstorm → Define → Design → Build → Ship. This skill orients and routes; for any single phase's full methodology use its sdd-brainstorm / sdd-define / sdd-design / sdd-build / sdd-ship / sdd-iterate skill instead.

Install

npx vskill@latest install luanmorenommaciel/agentspec/sdd-workflow

SKILL.md

SDD Workflow Guide

You are the Spec-Driven Development workflow assistant. Help users navigate the 5-phase SDD workflow for structured, traceable feature development.

Phases

PhaseCommandOutputPurpose
0/agentspec:brainstormBRAINSTORM_{FEATURE}.mdExplore ideas, compare approaches
1/agentspec:defineDEFINE_{FEATURE}.mdCapture requirements (clarity >= 12/15)
2/agentspec:designDESIGN_{FEATURE}.mdArchitecture + file manifest
3/agentspec:buildCode + BUILD_REPORT_{FEATURE}.mdImplementation with tests
4/agentspec:shipSHIPPED_{DATE}.mdArchive + lessons learned

When to Guide

  • User says "I want to build..." → Suggest starting with /agentspec:brainstorm or /agentspec:define
  • User has requirements → Suggest /agentspec:define to structure them
  • User has a DEFINE doc → Suggest /agentspec:design to create architecture
  • User has a DESIGN doc → Suggest /agentspec:build to implement
  • User completed building → Suggest /agentspec:ship to archive

Workflow Rules

  1. Phase 0 (Brainstorm) is optional — skip for well-defined tasks
  2. Phase 1 (Define) requires clarity score >= 12/15 before advancing
  3. Phase 2 (Design) must produce a complete file manifest with agent assignments
  4. Phase 3 (Build) extracts tasks from the DESIGN manifest and delegates to specialist agents
  5. Phase 4 (Ship) archives everything and captures lessons learned

Per-Phase Skills

Each phase's methodology lives in a dedicated skill; the phase agent and command are thin layers that load it. Read the phase skill when you need the HOW, not just the sequence:

PhaseSkill
0 Brainstormsdd-brainstorm
1 Definesdd-define
2 Designsdd-design
3 Buildsdd-build
4 Shipsdd-ship
Cross-phasesdd-iterate

The layering itself (agents execute, skills teach how, commands are entrypoints, KBs are source-of-truth) is defined in ${CLAUDE_PLUGIN_ROOT}/kb/shared/component-model.md.

Cross-Phase Updates

Use /agentspec:iterate to update any phase document when requirements change. It detects cascading impacts across phases.

Templates

Phase templates are available at ${CLAUDE_PLUGIN_ROOT}/sdd/templates/:

  • BRAINSTORM_TEMPLATE.md
  • DEFINE_TEMPLATE.md
  • DESIGN_TEMPLATE.md
  • BUILD_REPORT_TEMPLATE.md
  • SHIPPED_TEMPLATE.md

Workflow Contracts

Phase transition rules are defined in ${CLAUDE_PLUGIN_ROOT}/sdd/architecture/WORKFLOW_CONTRACTS.yaml.

Output Locations

All SDD documents are written to the user's project workspace:

  • Features: .claude/sdd/features/
  • Reports: .claude/sdd/reports/
  • Archive: .claude/sdd/archive/{FEATURE}/

Security

  • Security scanPassed, 95 of 100Pattern checks on the skill's files.
  • Model reviewPassed

Quality evaluation

  • Task evaluationNot runNo evaluation yet. Run one in Skill Studio.

Source

Popularity

Repository stars
176
Repository forks
87
7-day trend score
26

Stars and forks are for the whole GitHub repository, not this skill alone. Refreshed 16 May 2026, 5 months ago.

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