Dados e Análise

Auto-activate for SQLAlchemyAsyncRepositoryService, SQLSpecAsyncService, create_filter_dependencies, LimitOffsetFilter, OffsetPagination, repository_type, service_class, filters, pagination, or CRUD service layers. Use when implementing Litestar data services, repositories, filters, or pagination. Not for raw driver usage with no Litestar boundary.

Render an animated step-by-step diagram of a specific system, feature, codebase, workflow, pipeline, user journey, architecture, idea, or proposed solution using OpenHop. Use this skill whenever the user wants to understand, explain, describe, walk through, trace, diagram, or visualize a sequence of named hops between identifiable components/actors (e.g. an auth flow, a checkout pipeline, an onboa

Realiza análise de redistritamento em R usando o ecossistema redistverse, cobrindo todo o pipeline desde o carregamento de dados e construção de grafos até a simulação SMC/MCMC e aplicação de restrições. Use com pacotes como redist, redistmetrics e outros do ecossistema.

Servidor MCP de memória persistente para Claude Code, auto-hospedado com n8n, PostgreSQL e pgvector. Não requer nuvem.

Background knowledge about capability and extension discovery via NodeInfo in the Fediverse. Covers FEP-6481 (WITHDRAWN — specifying ActivityPub extension support with NodeInfo metadata.activitypub.extensions IRI arrays), its successor FEP-9fde (reverse-FQDN operations map with semver versioning), and the broader capability discovery landscape including FEP-eb22 (supported ActivityStreams types),

Oferece orientação em programação R base sobre estruturas de dados, manipulação, modelagem estatística, visualização e I/O, utilizando apenas pacotes padrão do R. É para escrever/depurar scripts R, trabalhar com tipos de dados como vetores e data frames, aplicar funções da família apply e ajustar modelos como lm ou glm.

Use when you need to analyze work tracker data for agent metrics or session stats.

Use when user invokes /stats or asks about Claude Code usage, token consumption, session history, model distribution, or activity patterns. Generates an interactive HTML dashboard with charts and tables, auto-opens in browser. Also triggers on "how much have I used Claude", "show my usage", "token usage", "session stats", "usage report", "usage dashboard". Do NOT use for API billing or cost estima

Auto-activate for sqlspec imports, SQLSpec, SQLFileLoader, driver adapters, query builders, named SQL files, filters, pagination, Arrow, framework extensions, ADK stores, data dictionary introspection, or observability hooks. Use when working with direct SQL through sqlspec across Litestar, FastAPI, Flask, or Starlette. Not for ORM-specific repository patterns or raw driver usage without sqlspec.

Auto-activate for pytest_databases imports, conftest.py database fixtures, Docker-backed PostgreSQL/MySQL/SQLite/Oracle tests, or integration-test database lifecycle. Use when configuring pytest database containers and fixtures. Not for mocked databases or non-pytest test frameworks.

Auto-activate for SQLAlchemyAsyncRepositoryService, SQLSpecAsyncService, create_filter_dependencies, LimitOffsetFilter, OffsetPagination, repository_type, service_class, filters, pagination, or CRUD service layers. Use when implementing Litestar data services, repositories, filters, or pagination. Not for raw driver usage with no Litestar boundary.

Manage current Claude Code session metadata — set project, tags, and summary on session.md via Obsidian CLI. Use this skill whenever the user wants to tag, categorize, name, label, summarize, or organize the current session. Triggers on phrases like "tag this session", "this was about X", "mark this as", "session summary", "call this session", "categorize this as", "set project to", or any mention