Skills directory · page 51

Generate patent-office-compliant figures via the PatentFig AI API — patent line art from text (PNG or SVG), vectorize drawings to SVG/DXF/vector PDF, AI-upscale images, and convert to filing-ready TIFF/PDF/PNG. Use when the user asks for patent drawings, patent figures, invention diagrams, USPTO/EPO-compliant line art, vectorizing a drawing for CAD, or preparing figures for a patent filing. Requires a PATENTFIG_API_KEY environment variable.

Computational pathology toolkit for analyzing whole-slide images (WSI) and multiparametric imaging data. Use this skill when working with histopathology slides, H&E stained images, multiplex immunofluorescence (CODEX, Vectra), spatial proteomics, nucleus detection/segmentation, tissue graph construction, or training ML models on pathology data. Supports 160+ slide formats including Aperio SVS, NDPI, DICOM, OME-TIFF for digital pathology workflows.

Use when inspecting external production surfaces for unanswered customer inbox queues, official email notices and dual-store revenue discrepancies; checking published store releases, live sites or social posts for stalled outward results after a reasonable delivery interval; checking external effects against the accountable owner's scope and authorized spending or change limits; or replacing recurring LLM inbox polling with a zero-token file-watch trigger daemon. Do NOT use when the task is internal transcript inspection, routine progress reports or ETA solicitation. Use prove-it to establish one claim or review a diff, unblock to restore stalled work, author-item to file a new outcome and challenge to compare designs.

When the user wants to create or optimize in-app paywalls, upgrade screens, upsell modals, or feature gates. Also use when the user mentions "paywall," "upgrade screen," "upgrade modal," "upsell," "feature gate," "convert free to paid," "freemium conversion," "trial expiration screen," "limit reached screen," "plan upgrade prompt," or "in-app pricing." Distinct from public pricing pages (see page-cro) — this skill focuses on in-product upgrade moments where the user has already experienced value.

Use when designing or fixing an in-app paywall, upgrade modal, feature gate or trial-expiry screen. Applies upgrade-moment patterns for users who have already seen value. Public pricing page: page-cro.

API rules and filter expressions for PocketBase access control. Use when setting permissions, writing filter expressions, configuring who can access what, or debugging 403/404 responses. Covers all 5 rule types, filter syntax, operators, request/collection macros, and field modifiers.

Collection and schema design for PocketBase. Use when creating collections, designing schemas, adding fields, setting up relations, or choosing between base/auth/view collection types. Prevents wrong field types, documents zero-default behavior, and covers relation cascading.

Production deployment for PocketBase. Use when deploying PocketBase to a server, setting up Docker, configuring systemd, reverse proxy (nginx/Caddy), TLS, SMTP, backups, S3 storage, rate limiting, or hardening for production. Provides ready-to-use configs.

Server-side JavaScript hooks for PocketBase (pb_hooks). Use when writing custom routes, event hooks, cron jobs, sending emails, making HTTP requests, querying the database, or extending PocketBase with server-side logic. Covers the goja ES5 runtime, routing, middleware, all event hooks, DB queries, record operations, and global APIs.

Schema migrations and versioning for PocketBase. Use when creating migrations, managing schema versions, syncing collections between environments, using automigrate, or creating collections programmatically. Covers migrate commands, migration file format, snapshot imports, and the _migrations tracking table.

JavaScript SDK usage for PocketBase client applications. Use when calling PocketBase from frontend or Node.js, authenticating users, subscribing to realtime events, uploading files, or working with the PocketBase JS/TS SDK. Covers CRUD, auth flows, authStore, realtime SSE, file handling, batch operations, and query syntax.

PC and console game development principles. Engine selection, platform features, optimization strategies.

Access RCSB PDB for 3D protein/nucleic acid structures. Search by text/sequence/structure, download coordinates (PDB/mmCIF), retrieve metadata, for structural biology and drug discovery.

Use when PDF files are the primary input or output: read, compare, reconcile, extract text/tables/images, OCR scans, fill forms, split, merge, rotate, rename, compress, or convert between PDF and images. Optimized for private financial, tax, legal, and health documents on macOS.

Fill any PDF locally and place each value precisely in a visual editor. Use when the user wants to fill out a PDF form, enter data into a PDF, complete a tax/insurance/bank form, or position text on a flat/scanned PDF. Handles flat (field-less) PDFs, per-character (comb) fields, and native AcroForm fields; leaves the signature blank for the user to sign.

Production-ready PDF processing with forms, tables, OCR, validation, and batch operations. Use when working with complex PDF workflows in production environments, processing large volumes of PDFs, or requiring robust error handling and validation.

Systematic peer review toolkit. Evaluate methodology, statistics, design, reproducibility, ethics, figure integrity, reporting standards, for manuscript and grant review across disciplines.

Cross-platform Python library for quantum computing, quantum machine learning, and quantum chemistry. Enables building and training quantum circuits with automatic differentiation, seamless integration with PyTorch/JAX/TensorFlow, and device-independent execution across simulators and quantum hardware (IBM, Amazon Braket, Google, Rigetti, IonQ, etc.). Use when working with quantum circuits, variational quantum algorithms (VQE, QAOA), quantum neural networks, hybrid quantum-classical models, molecular simulations, quantum chemistry calculations, or any quantum computing tasks requiring gradient-based optimization, hardware-agnostic programming, or quantum machine learning workflows.

This skill should be used when the user asks to "plan a penetration test", "create a security assessment checklist", "prepare for penetration testing", "define pentest scope", "follow security testing best practices", or needs a structured methodology for penetration testing engagements.

Optimize web performance for faster loading and better user experience. Use when asked to "speed up my site", "optimize performance", "reduce load time", "fix slow loading", "improve page speed", or "performance audit".

Identifies and fixes performance bottlenecks in code, databases, and APIs. Measures before and after to prove improvements.

Use for a slow endpoint, memory leak, CPU spike, large bundle or performance budget in Node.js, Python or Go, before optimizing. Measures before and after with performance_profiler.py, flamegraphs and k6 load tests.

Performance profiling principles. Measurement, analysis, and optimization techniques.

Modern Perl 5.36+ idioms, best practices, and conventions for building robust, maintainable Perl applications. Use when writing or reviewing modern Perl 5.36+ code.

堅牢でメンテナブルなPerlアプリケーションを構築するためのModern Perl 5.36+のイディオム、ベストプラクティス、規約。

Comprehensive Perl security guidance covering taint mode, input validation, safe process execution, parameterized DBI queries, web security (XSS/SQLi/CSRF), and perlcritic security policies.

Comprehensive Perl security covering taint mode, input validation, safe process execution, DBI parameterized queries, web security (XSS/SQLi/CSRF), and perlcritic security policies. Use when reviewing Perl input handling, process execution, DBI queries, or web-facing code.

テイントモード、入力バリデーション、安全なプロセス実行、DBIパラメータ化クエリ、Webセキュリティ（XSS/SQLi/CSRF）、perlcriticセキュリティポリシーを網羅する包括的なPerlセキュリティ。

Perl testing patterns using Test2::V0, Test::More, prove runner, mocking, Devel::Cover coverage, and TDD methodology.

Perl testing patterns using Test2::V0, Test::More, prove runner, mocking, coverage with Devel::Cover, and TDD methodology. Use when writing Perl tests with Test2::V0 or Test::More, or measuring coverage.

Web search and research using Perplexity AI. Use when user says "search", "find", "look up", "ask", "research", or "what's the latest" for generic queries. NOT for library/framework docs (use Context7) or workspace questions.

Perform AI-powered web searches with real-time information using Perplexity models via LiteLLM and OpenRouter. This skill should be used when conducting web searches for current information, finding recent scientific literature, getting grounded answers with source citations, or accessing information beyond the model's knowledge cutoff. Provides access to multiple Perplexity models including Sonar Pro, Sonar Pro Search (advanced agentic search), and Sonar Reasoning Pro through a single OpenRouter API key.

Expert in building custom tools that solve your own problems first. The best products often start as personal tools - scratch your own itch, build for yourself, then discover others have the same itch. Covers rapid prototyping, local-first apps, CLI tools, scripts that grow into products, and the art of dogfooding. Use when: build a tool, personal tool, scratch my itch, solve my problem, CLI tool.

Perform a PESTLE analysis covering Political, Economic, Social, Technological, Legal, and Environmental factors. Use when assessing the macro environment, doing strategic planning, or evaluating external factors affecting your business.

Build frontend Solana applications with Phantom Connect SDK and Helius infrastructure. Covers React, React Native, and browser SDK integration, transaction signing via Helius Sender, API key proxying, token gating, NFT minting, crypto payments, real-time updates, and secure frontend architecture.

Build frontend Solana applications with Phantom Connect SDK and Helius infrastructure. Covers React, React Native, and browser SDK integration, transaction signing via Helius Sender, API key proxying, token gating, NFT minting, crypto payments, real-time updates, and secure frontend architecture.

Write idiomatic PHP code with generators, iterators, SPL data structures, and modern OOP features. Use PROACTIVELY for high-performance PHP applications.

着手できる次の Issue を探して提示し、選んだら start-dev に引き継ぐ。 作業中（status: implementing / designing）の Issue は別セッションが動いている 可能性が高いため候補から除外する。 Trigger when the user says: "次のIssue", "着手できるIssue", "Issueを探して", "次に何をやる", "pick issue", "next issue", "find an issue to work on", "what should I work on next", or similar phrases requesting to choose the next Issue.

Reverts a line, runs the scoped test and reports whether it pins the behaviour. Use when the user asks if a test catches a change. Not for mutation scoring.

Expert patterns for Plaid API integration including Link token flows, transactions sync, identity verification, Auth for ACH, balance checks, webhook handling, and fintech compliance best practices. Use when: plaid, bank account linking, bank connection, ach, account aggregation.

Write and clean up text with no emoji, filler, machine tells, invented facts or jargon. Use for docs, READMEs, PRs, release notes, UI copy.

Turn a settled discussion into an executable plan — lock the architecture for complex work first, then persist it to task_plan.md.

Optional: produce the GSD AI-SPEC contract before plan-phase when the phase builds an AI system.

Run the gstack /plan-eng-review architecture review before planning a phase with complex architecture.

Open plans and HTML artifacts in a local browser canvas where the human annotates elements, chats, and approves or requests changes without leaving the page. Use when presenting a plan for review, or when feedback like "move this, change that" is easier pointed at than typed.

Open plans and HTML artifacts in a local browser canvas where the human annotates elements, chats, and approves or requests changes without leaving the page. Use when presenting a plan for review, or when feedback like "move this, change that" is easier pointed at than typed.

Plan-feature workflow phase 02 stub — execution + ui-ux-pro-max UI (mock, Phase 3.3+ dogfood 时换真 superpowers spawn)

Plan-feature workflow phase 01 stub — governance gate (mock, Phase 3.3+ dogfood 时换真 gstack spawn)

Plan-feature workflow phase 03 stub — orchestration phase discussion (mock, Phase 3.3+ dogfood 时换真 gsd spawn)

Plan-feature workflow phase 05 stub — planning-with-files MD persistence (mock, Phase 3.3+ dogfood 时换真 planning-with-files spawn)