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LLM-powered visual testing expert for automated screenshot capture, analysis, and UI verification using Playwright with multimodal AI inspection.

Design interfaces using component libraries and design systems. Creates cohesive UIs with pre-built accessible component primitives.

Cron and scheduled task management. node-cron, cron expressions, Spring @Scheduled, APScheduler (Python), and distributed scheduling patterns. USE WHEN: user mentions "cron", "scheduled task", "cron job", "node-cron", "@Scheduled", "APScheduler", "periodic task", "crontab" DO NOT USE FOR: job queues with workers - use `job-queues`; one-off delayed tasks - use `job-queues`

Flamegraph generation and interpretation skill. Use when converting perf, Valgrind Callgrind, or other profiler output into SVG flamegraphs using Brendan…

Configures and manages Depot CI, a drop-in replacement for GitHub Actions that runs workflows entirely within Depot. Use when migrating GitHub Actions workflows to Depot CI, running `depot ci migrate`, managing Depot CI secrets and variables, running workflows with `depot ci run`, debugging Depot CI runs with `depot ci run list`, `depot ci status`, `depot ci logs`, or `depot ci ssh`, checking workflow compatibility, or understanding Depot CI capabilities. Also use when the user mentions .depot/ directory, depot ci commands, or asks about running GitHub Actions workflows on Depot's infrastructure without GitHub-hosted runners.

Route active project/repo memory requests into one honest packet: memory-layer choice, load-context, search-context, store-conclusions, setup-integration, or repo-packer route-out. Use when agents need searchable decisions, manifests, stable links, handoff notes, and small “read this first” packets across sessions. Route long-lived markdown knowledge bases to `llm-wiki`, structural graph memory to `graphify`, human-authored vault organization to note/vault skills, and one-shot repo packing to tools like Repomix, Gitingest, or Code2Prompt.

Comprehensive guide for building GraphQL APIs including schema design, queries, mutations, subscriptions, resolvers, type system, error handling,…

Route broad product and growth marketing asks into one operating mode, one primary lane, and one reusable operator packet across launch planning, conversion surfaces, lifecycle/retention, acquisition/content, and measurement/experiments. Use when the user needs general marketing help for a website, SaaS product, funnel, onboarding flow, pricing page, campaign, or launch and the first job is deciding the right next brief with owner, dependencies, approvals, and proof instead of producing channel soup. Triggers on: marketing plan, GTM help, launch brief, pricing page refresh, lifecycle email strategy, conversion help, campaign measurement, content plan. Route Steam/store-page game launch work to `steam-store-launch-ops` and backlog/milestone shaping to `task-planning`.

Automated code review workflow using OpenAI Codex CLI. Implements iterative fix-and-review cycles until code passes validation or reaches iteration limit. Use…

Communications-domain literature review with Claude-style knowledge-base-first retrieval. Use when the task is about communications, wireless, networking,…

Convert markdown planning documents to Overseer tasks via MCP codemode. Use when converting plans, specs, or design docs to trackable task hierarchies.

Expert guide for Drizzle ORM best practices, including schema definitions, queries, mutations, transactions, migrations, and performance optimization. Use when…

Use when writing async/await code, enabling strict concurrency, fixing Sendable errors, migrating from completion handlers, managing shared state with actors,…

Expert SQL query writing, optimization, and database schema design with support for PostgreSQL, MySQL, SQLite, and SQL Server. Use when working with databases…

Run a bounded cross-platform landscape scan before planning or implementation. Use when the real job is researching what exists, how people work around it, which solutions repeat, or how platform/tooling patterns map before deciding what to build. Produce reusable `.survey/{slug}/` artifacts, validate the artifact contract, and route planning or execution outward only after the survey is done.

Right-sizes architecture to project scope. Prevents over-engineering by classifying projects into 6 tiers and constraining pattern choices accordingly. Use…

Create and manage human-powered QA tests using Runhuman CLI. Use this skill when you need to test web applications with real human testers, get UX feedback,…

This skill should be used when scientists need help with research problem selection, project ideation, troubleshooting stuck projects, or strategic scientific…

Configure the OpenTelemetry Collector with Sentry Exporter for multi-project routing and automatic project creation. Use when setting up OTel with Sentry,…

Implement modal and modeless dialogs using Syncfusion Blazor Dialog component. Use this skill when creating dialogs, popup windows, modal confirmations, custom…