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React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing, or refactoring React/Next.js code to ensure optimal performance patterns. Triggers on tasks involving React components, Next.js pages, data fetching, bundle optimization, or performance improvements.

Interact with Obsidian vaults using the Obsidian CLI to read, create, search, and manage notes, tasks, properties, and more. Also supports plugin and theme development with commands to reload plugins, run JavaScript, capture errors, take screenshots, and inspect the DOM. Use when the user asks to interact with their Obsidian vault, manage notes, search vault content, perform vault operations from the command line, or develop and debug Obsidian plugins and themes.

Use when implementation is complete, all tests pass, and you need to decide how to integrate the work

Guide users through a structured workflow for co-authoring documentation. Use when user wants to write documentation, proposals, technical specs, decision docs, or similar structured content. This workflow helps users efficiently transfer context, refine content through iteration, and verify the doc works for readers. Trigger when user mentions writing docs, creating proposals, drafting specs, or similar documentation tasks.

Use when facing 2+ independent tasks that can be worked on without shared state or sequential dependencies

React composition patterns that scale. Use when refactoring components with boolean prop proliferation, building flexible component libraries, or designing reusable APIs. Triggers on tasks involving compound components, render props, context providers, or component architecture. Includes React 19 API changes.

Create distinctive, production-grade frontend interfaces with high design quality. Use this skill when the user asks to build web components, pages, or applications. Generates creative, polished code that avoids generic AI aesthetics.

Same roadmap, three audiences. Produce executive, customer, and internal roadmap variants with audience-appropriate framing, detail, and risk language. Use for quarterly roadmap publication, board packets, and customer/sales roadmaps.

Write the Product Vision document -- the durable 5-10 year narrative above the north-star metric -- using Pichler's Vision Board, Moore's elevator pitch, Raskin's strategic narrative, Cagan's 10-year framing, and Amazon Working Backwards.

Blameless post-mortem expert for incidents, outages, regressions, customer escalations, missed launches, and failed experiments. Pairs Google SRE practice with Allspaw / Dekker / Perrow systems thinking.

Use when executing an implementation plan in the current session as the implementer yourself — your human partner chose inline execution, or no subagent tool is available

This skill should be used for improving context efficiency: context budgeting, observation masking, prefix or KV-cache strategy, partitioning, token-cost reduction, retrieval scoping, and extending effective context capacity without lowering answer quality.

You MUST use this before any creative work - creating features, building components, adding functionality, modifying behavior, or planning anything new, in software or out of it (a talk, a business, a renovation).

Findings-first code review workflow for AI coding agents. Use when the user asks to review uncommitted changes, commits in a date range, or a branch compared to the main branch / PR-style diff. Focuses on bugs, regressions, correctness risks, missing tests, security/data-safety issues, and other behavior-changing defects.

This skill should be used when the user has a vague or cross-domain request and asks "which skill should I use", "is there a skill for this", "find the right skill", or "route this to the best skill" — it matches an intent against the whole skills library and recommends the best-fit skill(s).

This skill should be used when the user asks to "write a handoff", "hand this off", "package this work for someone else", "summarize where we are so another person/agent can continue", or "create a context doc before I switch off this task".

Solutions architecture for technical pre-sales. Use when running technical discovery, designing integration architectures, running security assessments, scoping proof-of-concepts, or writing solution architecture documents.

Patent research and IP landscape: prior-art search, claim mapping, landscape analysis, and freedom-to-operate. Use when conducting a prior-art search, mapping an IP landscape, evaluating patentability, or running an FTO analysis.

Grant writing and proposal architecture: funder fit, proposal structure, budget design, and success-factor scoring. Use when writing a grant proposal, evaluating funder fit, auditing a draft for competitiveness, or planning a budget.

Structured intelligence dossiers on companies, people, markets, or domains, with source triangulation and fact/inference discipline. Use when preparing a deal-prep dossier, executive briefing, or due-diligence overview.

Continuous product discovery research operations — picking the method that fits the question, recruiting and screening participants, building interview guides, and scoring evidence into insights. Use when planning or running discovery.

Medical device risk management specialist implementing ISO 14971 throughout product lifecycle. Provides risk analysis, risk evaluation, risk control, and post-production information analysis.

ISO 27001:2022 ISMS implementation and cybersecurity governance for HealthTech and MedTech. Use for ISMS design, risk assessment per Clause 6.1.2, Annex A controls, ISO 27001 certification, security audits, and incident response.

GDPR and German DSGVO compliance. Use for GDPR compliance assessments, privacy audits, scanning codebases for privacy risks, DPIA generation, data protection planning, and data subject rights management.

FDA regulatory consultant for medical device companies, covering 510(k)/PMA/De Novo pathways, QSR (21 CFR 820), HIPAA, and device cybersecurity. Use for FDA submissions, predicate and substantial-equivalence analysis, and premarket strategy.

EU AI Act (Regulation EU 2024/1689) compliance specialist. Use for AI system risk classification, provider/deployer obligations, GPAI model compliance, conformity assessments, bias and fairness testing, and AI governance programs.

Design a delivery team's communication system — channel routing, meeting-load reduction, status structure, escalation SLAs, timezone norms. Use when the calendar is full, updates go unread, or blockers surface late.

SWOT analysis (Strengths, Weaknesses, Opportunities, Threats) for strategic positioning. Use when assessing a new market entry, a strategic pivot, a competitive response, an org restructure, or as input to annual strategic planning.

Porter's Five Forces — analyze the competitive intensity and attractiveness of an industry. Use when evaluating a new market entry, diagnosing margin pressure, designing a defensive strategy, or auditing industry-level positioning.

Lean Canvas (Ash Maurya) — startup adaptation of the Business Model Canvas for capturing assumptions and unfair advantages in early-stage products. Use at the idea, pre-PMF, or pivot stage, or when you need a 1-page model fast.

Ansoff Matrix — 4-quadrant framework for growth options: market penetration, market/product development, and diversification. Use when evaluating growth bets, prioritizing investment across quadrants, or weighing the risk ladder of each move.

Senior PM for enterprise software and SaaS — portfolio management, quantitative risk analysis, prioritization, and executive reporting. Use for portfolio health reviews, board-ready status reports, and multi-project risk/capacity analysis.

Data-driven Scrum Master for sprint health scoring, Monte Carlo velocity forecasting, retrospective analysis, capacity planning, and Tuckman team coaching. Use when facilitating sprint planning, diagnosing velocity, or running retrospectives.

Turn meeting notes into an accountable register — extract decisions, actions and open questions, flag ownerless items, track follow-through. Use when commitments get dropped or a recurring meeting decides nothing.

Jira expert for project setup, workflow design, JQL queries, custom fields, automation rules, dashboards, and reporting. Use for Jira configuration, advanced search, board and dashboard creation, and technical Jira operations.

Define a sharp Ideal Customer Profile (ICP) — firmographics, behavioral signals, JTBD, and buyer persona. Use when defining a new ICP, refining one from actual closed customers, or auditing why pipeline or conversion is poor.

Integrated go-to-market strategy spanning ICP, motion, channels, messaging, success metrics, and launch plan. Use when launching a new product, entering a new segment, or auditing why an existing GTM isn't working.

Why-What-Acceptance backlog format that connects every work item to strategic business objectives, with INVEST quality gates and observable acceptance criteria.

Generate test scenario coverage from a feature spec — happy paths, edge cases, error handling, accessibility, security, and performance — with a coverage analyzer that flags gaps. Use to define what to test before QA writes the test plan.

Structured meeting summarization that captures decisions, action items, and open questions in a consistent format.

Map stakeholders by power × interest and design a communication plan that prevents surprise objections. Use when launching a major initiative, navigating an enterprise deal, planning a re-org, or pre-empting resistance to a roadmap change.

Plan a sprint that ships — capacity, commitment vs stretch, dependencies, and risk identification that prevents mid-sprint surprises. Use to build the sprint planning artifact itself.

Structured release notes that translate technical changes (tickets, changelogs, git logs, PRDs) into user-benefit communication. Use for product releases, sprint demos, changelog maintenance, or customer release announcements.

Comprehensive prioritization framework expert covering 9 methods with scoring tools and decision guidance for product managers.

Transform output-based feature lists into outcome-driven Now/Next/Later roadmaps using the "so what?" technique. Use when converting a feature-list roadmap to outcomes, communicating product strategy, or running quarterly planning.

Define a North Star Metric (NSM) and its input metric tree, with leading indicators, anti-metrics, and counter-metrics. Includes a Python tool that renders the metric tree as a Mermaid diagram.

Jobs-to-Be-Done story writing that focuses on user situations and motivations rather than personas. Use to write When/Want/So backlog items, run a JTBD discovery canvas, apply INVEST, and convert user stories to job stories.

PRD scaffolding expert that generates structured product requirements documents using an 8-section framework, problem framing canvas, and working-backwards press release. Use to spec a new product or feature.

OKR brainstorming and validation using the Radical Focus framework — outcome objectives, measurable key results, counter-metrics. Use for setting or validating quarterly OKRs, aligning team goals, or teaching outcomes vs outputs.

Pre-mortem risk analysis expert that classifies risks as Tigers, Paper Tigers, and Elephants to surface launch-blocking issues before they happen.

Opportunity Solution Tree (Teresa Torres) mapping outcomes → opportunities → solutions → assumption tests. Use when prioritizing discovery work, mapping solutions to a problem, or checking whether a roadmap moves outcomes.

Design a product metrics dashboard — North Star, input metrics, and guardrails — that a team actually uses to make decisions. Use when building dashboard architecture: layers, owners, cadence, and visualization.

Confluence expert for spaces, knowledge bases, documentation, page layouts, macros, templates, and Jira-Confluence integration. Use for documentation strategy, space architecture, content organization, and collaborative knowledge management.

Create, modify, and govern reusable Jira and Confluence templates, blueprints, and standardized content structures. Use for org-wide templates, custom blueprints, page layouts, and automated content generation.

Use when the user asks to "design cloud architecture", "set up Terraform infrastructure", "optimize cloud costs", "plan disaster recovery", "configure multi-region failover", "audit IAM policies", "migrate to cloud", "set up VPC networking", "compare AWS vs GCP vs Azure", or "right-size cloud instances". Expert cloud architecture covering AWS, GCP, Azure, multi-cloud strategy, cost optimization, security, and infrastructure automation.

Automates release management with changelog generation, semantic versioning, and release readiness checks. Use when preparing releases, generating changelogs, bumping versions, or validating release candidates.

Expert agile coaching: framework selection, maturity assessment, retrospective facilitation, transformation roadmaps. Use when selecting an agile framework, coaching teams, facilitating retrospectives, or designing a transformation.

Design systems leadership across component libraries, design tokens, and design-dev collaboration. Use when architecting a token system, building a component library, defining governance, or generating cross-platform tokens.

Agile product ownership for backlog management and sprint execution. Use for writing user stories and acceptance criteria, planning sprints, estimating story points, breaking down epics, or prioritizing a backlog.

Score a pitch deck's structure and content against YC, Sequoia, and a16z heuristics. Use before sending a deck to investors, practicing a pitch, or reviewing a seed or Series A fundraising deck.