PRD-Led Context Engineering — Memory as Infrastructure. An ontology layer for product teams building products that solve real problems — with AI agents that remember. Gated PRD, typed IDs, markdown knowledge graph, Claude Code skills & hooks.
mattgierhart/PRD-driven-context-engineering
Skill Claude CodeCodex
Skill "prd-vXX-skill-name" from mattgierhart/PRD-driven-context-engineering, covering workflow overview, core output template, step 1: [first major step], checklist and step 2: [second major step].
mattgierhart/PRD-driven-context-engineering
Skill Claude CodeCodex
Validates gate criteria before PRD lifecycle advancement by delegating to the readiness scoring pipeline (scripts/readiness.py). Returns a graduated PASS / WARN / BLOCK verdict with top blockers and their causal chain. Triggers before advancing from v0.X to v0.Y or explicit /ghm-gate-check.
mattgierhart/PRD-driven-context-engineering
Skill Claude CodeCodex
Extracts durable insights from temp/ files to SoT during EPIC Phase E. Triggers at EPIC completion or explicit /ghm-harvest invocation. Outputs new SoT entries and archive manifest.
mattgierhart/PRD-driven-context-engineering
Skill Claude CodeCodex
Validates and registers new SoT IDs with cross-reference integrity. Triggers when creating BR-XXX, UJ-XXX, API-XXX, or CFD-XXX entries. Outputs formatted SoT entry with validated cross-references.
mattgierhart/PRD-driven-context-engineering
Skill Claude CodeCodex
Install the PRD-Driven Context Engineering methodology into a fresh OR existing repository — the subscription-native alternative to forking the whole repo. Runs an interactive wizard that seeds the framework (.claude/ hooks, skills, agents, rules, scripts) without clobbering product content. Triggers on "install the…
mattgierhart/PRD-driven-context-engineering
Skill Claude CodeCodex
Creates new Source of Truth (SoT) files when existing templates don't fit your needs. Triggers on requests to create a new SoT file, add a new artifact type, or when user says "I need to track [X] but there's no SoT for it", "create SoT", "new source of truth". Outputs a properly structured SoT..md file with ID…
mattgierhart/PRD-driven-context-engineering
Skill Claude CodeCodex
Synchronizes README.md Command Center with current project state. Triggers on gate changes, EPIC status changes, or explicit /ghm-status-sync invocation. Outputs updated README.md dashboard with current lifecycle stage, blockers, and metrics.
mattgierhart/PRD-driven-context-engineering
Skill Claude CodeCodex
Detect template version drift and guide migration to the latest template version. Compares current repo against the template, identifies what's outdated, and automates safe updates while protecting product-specific content. Triggers on requests to sync with template, update template version, check for template drift…
mattgierhart/PRD-driven-context-engineering
Skill Claude CodeCodex
Seed a fresh (greenfield) repository with the PRD-Driven Context Engineering scaffold — PRD.md, SoT/ knowledge files, EPIC templates, domain-profile config, and agent MEMORY starters. Invoked as /prd-ce:init when the plugin is installed. The framework itself (skills, agents, hooks, scripts) ships LIVE in the plugin…
mattgierhart/PRD-driven-context-engineering
Skill Claude CodeCodex
Transform vague product ideas into evidence-anchored problem statements for PRD v0.1 Spark. Triggers on starting new products/features, validating market opportunities, drafting PRD Why sections, or requests like "frame the problem", "define pain points", "write problem statement", "start v0.1", "what problem are we…
mattgierhart/PRD-driven-context-engineering
Skill Claude CodeCodex
Transform validated pain points into articulated user value statements for PRD v0.1 Spark. Triggers on completing problem framing, defining user outcomes, articulating value propositions, or requests like "what value do users get", "define outcomes", "articulate the benefit", "finish v0.1", "pain to value", "what do…
mattgierhart/PRD-driven-context-engineering
Skill Claude CodeCodex
Map the competitive landscape before positioning your product for PRD v0.2 Market Definition. Triggers on completing v0.1 Spark, analyzing competitors, researching market, or requests like "competitive analysis", "who else solves this", "market landscape", "what alternatives exist", "competitor research", "feature…
mattgierhart/PRD-driven-context-engineering
Skill Claude CodeCodex
Classify product approach into one of six types (Clone, Unbundle, Undercut, Slice, Wrapper, Innovation) based on competitive landscape. Triggers on PRD v0.2 work after competitive analysis, or when user asks "what type of product should we build?", "should we clone or innovate?", "is this a fast-follow opportunity?"…
mattgierhart/PRD-driven-context-engineering
Skill Claude CodeCodex
Define and prioritize features with strategic traceability during PRD v0.3 Commercial Model. Triggers on requests to define features, prioritize capabilities, scope MVP, map features to pricing tiers, identify parity vs. delta features, or when user asks "what features do we build?", "what's in MVP?", "which features…
mattgierhart/PRD-driven-context-engineering
Skill Claude CodeCodex
Assess competitor defensibility and define our own moat strategy during PRD v0.3 Commercial Model. Triggers on requests to analyze competitor moats, define our defensibility, assess switching costs, identify vulnerabilities, find wedge opportunities, or when user asks "what's our moat?", "how defensible are they?"…
mattgierhart/PRD-driven-context-engineering
Skill Claude CodeCodex
Define measurable success metrics (KPIs) tied to product type during PRD v0.3 Commercial Model. Triggers on requests to define success metrics, set KPI targets, determine what to measure, establish go/no-go thresholds, or when user asks "how do we measure success?", "what metrics matter?", "what's our target?", "how…
mattgierhart/PRD-driven-context-engineering
Skill Claude CodeCodex
Select and validate pricing model for PRD v0.3 Commercial Model. Triggers on requests to set pricing, choose monetization model, design pricing tiers, validate willingness to pay, or when user asks "how much should we charge?", "what pricing model?", "freemium vs paid?", "how to structure tiers?", "price point?".…
mattgierhart/PRD-driven-context-engineering
Skill Claude CodeCodex
Synthesize behavioral personas from prior stage evidence for journey mapping and marketing during PRD v0.4 User Journeys. Triggers on requests to define personas, create user profiles, identify target users, or when user asks "who are our users?", "define personas", "user profiles", "target users", "persona creation"…
mattgierhart/PRD-driven-context-engineering
Skill Claude CodeCodex
Connect user journeys to screens, defining the UI structure and navigation paths during PRD v0.4 User Journeys. Triggers on requests to define screens, design screen flows, map UI structure, plan navigation, or when user asks "what screens do we need?", "define screens", "screen flow", "UI structure", "information…
mattgierhart/PRD-driven-context-engineering
Skill Claude CodeCodex
Map user missions from trigger to value moment, organizing features into coherent paths during PRD v0.4 User Journeys. Triggers on requests to map user journeys, define user flows, describe how users accomplish goals, or when user asks "map user journeys", "define user flows", "user missions", "how do users accomplish…
mattgierhart/PRD-driven-context-engineering
Skill Claude CodeCodex
Generate visual prototype prompts from SCR- entries for Google Stitch (or equivalent UI generation tool). Triggers on: 'make a prototype', 'visualize screens', 'generate Stitch prompt', 'I need a visual demo', 'prototype the workflow', 'show me what this looks like', 'get this to a demo', 'visual gate'. Consumes SCR…
mattgierhart/PRD-driven-context-engineering
Skill Claude CodeCodex
Surface risks through guided questioning, helping users consider pivots, constraints, and prioritization during PRD v0.5 Red Team Review. Triggers on requests to identify risks, stress-test the idea, perform red team review, or when user asks "what could go wrong?", "identify risks", "red team", "risk assessment"…
mattgierhart/PRD-driven-context-engineering
Skill Claude CodeCodex
Determine technologies needed to build the product, making build/buy/integrate decisions during PRD v0.5 Red Team Review. Handles both greenfield and brownfield contexts. Triggers on requests to select tech stack, evaluate technologies, make build vs. buy decisions, discover existing assets, or when user asks "what…
mattgierhart/PRD-driven-context-engineering
Skill Claude CodeCodex
Define how system components connect, establishing boundaries, patterns, and integration approaches during PRD v0.6 Architecture. Triggers on requests to design architecture, create system design, define component relationships, or when user asks "design architecture", "system design", "how do components connect?"…
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: