pen-widget

The 2048 sliding-tile puzzle; it plays itself until you take the keys.

Ask a yes or no question and get an answer of doubtful reliability.

The most recent tool calls with how long each took and whether it failed.

Where a command lands outside this folder: the kube context, cloud profile, Terraform workspace or database it is aimed at, named in the permission dialog

What changed in the system prompt and the built-in tool descriptions Claude Code gives Claude since the version you last ran, with the before and after one command away

An aquarium with a fish for every running tool call and agent.

SumUp payment integrations across terminal and online checkout flows. Build Android and iOS POS apps with SumUp card readers, online checkout with server SDKs and the checkout widget, and control card readers remotely via Cloud API.

32 engineering skills: architecture, frontend, backend, fullstack, QA, DevOps, security, AI/ML, data engineering, Playwright (9 sub-skills), self-improving agent, Stripe integration, TDD guide, tech stack evaluator, Google Workspace CLI, a11y audit (WCAG 2.2), Azure cloud architect, GCP cloud architect, security pen testing, Snowflake development, adversarial-reviewer, ai-security, cloud-security, incident-response, red-team, threat-detection. v2.8.1 audits senior-fullstack / senior-frontend / senior-backend against karpathy-coder + Matt Pocock — each ships a 7-question forcing-question library, 4 customization profiles (JSON), deterministic decision engine, composition map into POWERFUL specialists, plus cs-fullstack-engineer / cs-frontend-engineer / cs-backend-engineer orchestrator agents (context: fork) + /cs-fullstack-review, /cs-frontend-review, /cs-backend-review, /cs-engineer-grill slash commands.

35 skills · hooks

Generative UI design system for rendering interactive HTML/SVG widgets in Claude conversations.

1 skill

Implement a reusable, accessible, typed component from a design spec. Use when asked to "create a component", "build a widget", "implement this design", or "reusable UI element".

1 skill

Flutter app development with widget creation and platform channels

2 commands

App experience frameworks: widgets, Live Activities, App Intents, StoreKit, push notifications, maps, media, video, PDF, CarPlay, ads

86 skills · 1 MCP server