Catalog
Every x402, MPP, MCP, and skill listing we've indexed, normalized, and enriched.
duckdb
Auto-activate for .duckdb files, duckdb imports. Comprehensive DuckDB expertise: advanced analytical SQL patterns, performance tuning, data engineering (ETL, multi-source reads, cloud storage), client APIs for Python/Node/Rust/Java/R/Go/WASM, extension development, function refer
docker
Auto-activate for Dockerfile, docker-compose.yml, docker-compose.yaml, .dockerignore. Docker expertise: multi-stage builds, distroless images, Compose, BuildKit, and container optimization. Use when: writing Dockerfiles, optimizing image size, configuring docker-compose, using Bu
docgen
Auto-activate when generating documentation, writing API docs, documenting modules or components, creating README content, building reference guides, or systematically documenting a codebase. Produces structured per-component documentation with completeness tracking — every file
dishka
Auto-activate for dishka imports. Dishka dependency injection framework: Provider, Scope, Container, FromDishka, Inject. Use when: setting up DI containers, defining providers/scopes, or integrating dependency injection with Litestar or FastAPI. Produces Dishka DI container confi
devils-advocate
Auto-activate when reviewing PRs, evaluating design proposals, assessing technical plans, or when a decision is being made without visible pushback. Produces a prioritized list of risks, unverified assumptions, and overlooked failure modes — each with severity, explanation, and r
deepthink
Auto-activate when a problem resists quick answers, when initial analysis feels shallow, when debugging hits a wall, when architectural reasoning needs depth, when confidence in a conclusion is low, when analysis feels like it is going in circles, or when the first answer feels t
cpp
Auto-activate for .cpp, .hpp, .cc, .hh, .cxx, CMakeLists.txt. Modern C++ development patterns for extensions and backend systems. Produces modern C++ code with proper build systems, resource management, and CI/CD integration. Use when: designing C++ code, setting up CI/CD pipelin
consensus
Auto-activate when evaluating architectural decisions, comparing technology choices, weighing design trade-offs, assessing feature proposals, making build-vs-buy decisions, choosing between competing approaches, when a decision has significant long-term consequences, when multipl
cloud-sql
Auto-activate for Cloud SQL gcloud commands, cloud-sql-proxy usage, or Cloud SQL connection strings. Google Cloud SQL expertise: fully managed PostgreSQL, MySQL, and SQL Server on GCP. Produces Cloud SQL instance configurations, connection patterns, backup strategies, and replica
cloud-run
Auto-activate for Cloud Run service.yaml, gcloud run commands. Google Cloud Run serverless platform: Dockerfile, containerized services, Cloud Run Jobs, cold starts, traffic splitting. Produces Cloud Run service configurations, Dockerfiles, and deployment workflows for containeri
choosing-beads-backend
Use when a workflow depends on Beads persistence and you need to choose or adapt between official Beads, beads_rust compatibility, or a no-Beads fallback
challenge
Auto-activate when critically questioning claims, pushing back on assumptions, disagreeing with an approach, sanity-checking contentious decisions, or when a response feels like reflexive agreement. Produces an honest assessment — confirms what holds up with evidence, identifies
bun
Auto-activate for bun.lockb, bunfig.toml. Usage of Bun as a high-performance JavaScript runtime, bundler, and test runner. Use when: running JS/TS code with Bun, using bun install, configuring Bun workspaces, or fixing low-latency node runtimes. Not for Node.js-specific APIs that
biome
Auto-activate for biome.json, biome.jsonc. Expert knowledge for Biome toolchain (Linter, Formatter). Use when configuring workspace styles, troubleshooting linter errors, or setting up ignores/overrides for frontend projects. Produces Biome linter/formatter configurations with wo
bash
Auto-activate for .sh files, #!/bin/bash, #!/usr/bin/env bash. Bash scripting expertise following Google Shell Style Guide. Produces shell scripts following Google Shell Style Guide with proper error handling, quoting, and safety patterns. Use when: writing shell scripts, automat
architecture-critic
Auto-activate when evaluating system architecture, reviewing component boundaries, assessing coupling between modules, planning large refactors, introducing new layers or abstractions, or when design decisions have long-term structural consequences. Produces structural assessment
apilookup
Use when any task depends on external API/framework behavior, SDK references, library versions, breaking changes, migration guides, changelogs, or release notes. Auto-activate for uncertainty about third-party docs, version compatibility, deprecations, or current syntax before im
angular
Auto-activate for angular.json, *.component.ts, @Component decorator. Expert knowledge for modern Angular with signals, standalone components, control flow blocks, and current migration guidance. Use when building Angular apps with contemporary patterns and when validating versio
alloydb
Auto-activate for AlloyDB in GCP configs or docs. Google AlloyDB expertise: PostgreSQL-compatible managed database on GCP. Produces AlloyDB cluster configurations, connection patterns, and columnar engine setups on GCP. Use when: provisioning AlloyDB clusters, configuring read po
alloydb-omni
Auto-activate for alloydb-omni in compose/k8s configs. AlloyDB Omni expertise: run AlloyDB anywhere (local, on-prem, other clouds) with container-based deployment. Produces container-based AlloyDB Omni deployments for local dev and non-GCP environments. Use when: running AlloyDB
web-search
Intelligent web search skill that autonomously decides whether a user query requires web search. Searches for text content or reference images based on query analysis. Returns clean, formatted results with quality filtering. Triggers on: queries containing specific people, recent
icon-craft
Product-grade icon designer and curator. Two modes: (1) load icon design principles and style guidelines for professional product icons — anti-emoji, real design systems, optical consistency; (2) given a query describing icon usage and context, search existing icon libraries or g
frontend-ui
High-aesthetic frontend UI generator trained on the design DNA of Linear, Vercel, Stripe, Raycast, Resend, Supabase, Anthropic and 10+ other benchmark products. Analyzes reference URLs or screenshots to extract design DNA (color, typography, spacing, motion), generates pixel-perf
frontend-ui-clone
Pixel-perfect website cloner. Given a URL, faithfully reproduces the page as a single self-contained HTML file. Uses Playwright to render the page in a real browser, then directly extracts the rendered DOM + all computed CSS — no manual rewriting. Handles static HTML, JS-rendered