Tooling

Ship Jetpack Compose screens, ViewModels, and Gradle config with idiomatic best practices baked in.

Design SwiftUI apps with clean architecture: MV pattern, @Observable, and Swift Concurrency.

Scaffold GitHub Actions, Dockerfiles, and Terraform for production deploys.

Generate custom React hooks — debounce, fetch, local-storage, media-query, and more.

Enforce strict TypeScript: generics, utility types, discriminated unions, and type guards.

Scaffold a production-ready SKILL.md from a one-line description. The skill that builds skills.

Describe your system, get an Excalidraw scene file. Architecture diagrams from prose.

Drive a real browser to fill forms, scrape data, or test flows. Vision + DOM hybrid.

Master jj (Jujutsu) — the Git-compatible VCS Google's using. Operations explained as you go.

Build 2D and 3D games in Godot. GDScript, scene composition, state machines, export pipelines.

Author Home Assistant YAML automations and scripts. Triggers, conditions, scenes, dashboards.

Generate, modify, and execute Jupyter notebooks. Handles kernels, magic commands, data viz.

In-app purchases, subscriptions, server-side receipt validation, restore flow — StoreKit 2 done correctly.

Read, extract, merge, split, OCR, and fill PDF forms — all from a single Claude skill.

Scaffold a Model Context Protocol server in TypeScript or Python — tools, resources, prompts wired in.

Generate Claude Artifacts (HTML, SVG, React, Mermaid) the right way — without the common rendering pitfalls.

Run the app, drive the UI, confirm the change actually works — not just that tests pass.

Build production-grade Claude API apps with prompt caching, tool use, streaming, and model migration baked in.

Shrink images to 25% of their size so AI engines (Claude, GPT, Gemini) read them faster and cheaper.

Generate .cursorrules / .cursor/rules.mdc files that actually teach Cursor your codebase conventions.

AI commit messages that read like a senior engineer wrote them — Conventional Commits, why-not-what focus.

Generate PR descriptions reviewers actually read — summary, test plan, screenshots, breaking changes.

Build CHANGELOG.md from git history — Keep-a-Changelog format, grouped by Added/Changed/Fixed/Removed.

Generate a README that earns GitHub stars — hero, features, install, quickstart, screenshots, badges.

Design and ship n8n automations — node selection, credential setup, error handling, deploy-ready JSON.

Wire Hilt dependency injection the right way — modules, scopes, ViewModels, WorkManager, testing.

Wire Firebase right — Auth, Firestore, Realtime DB, Crashlytics, Analytics, Cloud Messaging — via the BoM.

TanStack Query (React Query) — queries, mutations, optimistic updates, infinite scroll, prefetch.

Zustand stores — slices, persistence, devtools, immer middleware, selectors that don't re-render.

Build edge-runtime APIs with Hono — routing, middleware, JWT, OpenAPI, runs on Workers/Bun/Deno.

Bun-native apps — bun.serve, sqlite-native, test runner, package manager, hot reload, single binary.

CI/CD workflows that scale — reusable workflows, matrix builds, caching, OIDC, secrets, releases.

Automate browser interactions — web testing, form filling, screenshots, scraping, multi-tab workflows.

Thorough PR review — security, performance, correctness, style, with inline-comment-ready output.

Migrate Claude API apps to Fable 5 (claude-fable-5) — model IDs, breaking changes, eval-gated rollout.

Pick the right Claude model per task — Fable 5 vs Opus 4.8 vs Sonnet 4.6 vs Haiku 4.5, with cost math.

Build Figma plugins — manifest, UI, plugin API, network access, and publish-to-Community pipeline.

Migrate projects to Vite 8 + Rolldown — rolldown-vite config, Oxc/Lightning CSS tuning, plugin conversion, speed checks.

Adopt TypeScript 7's Go-native compiler (tsgo): install the RC, run compat checks, wire up the LSP, benchmark ~10x type-check speedups.

Figma Dev Mode MCP and Code Connect — pull design context, variables, and component maps to generate design-system code.

Migrate ESLint+Prettier to Biome 2.x — type-aware lint, biome.json config, GritQL plugins, CI and format-on-save.

Author DTCG-format token JSON and build multi-platform outputs with Style Dictionary v4 — CSS, Tailwind, iOS, Android.