claude-starter

Run all 8 cleanup skills in sequence: unused → cycles → dedupe → types → weak-types → defensive → legacy → slop. Each step verifies before the next runs; halts on first failure. Produces one consolidated report. Use when the user asks to clean up the whole codebase, run all cleanup skills, do a full code-quality pass, or sweep the repo. Example queries — "clean up the whole codebase", "run a full code-quality pass", "sweep this repo", "do all the cleanups in order".

Find and remove deprecated, legacy, and fallback code paths with zero callers. Verifies callers via repo grep + LSP before deletion. Removes unreachable fallback branches. Use when the user asks to remove deprecated code, clean up legacy paths, drop fallbacks, or simplify code branches. Example queries — "remove the deprecated API", "drop the v1 fallback", "this code is marked legacy, kill it", "simplify these branches".

Comprehensive Expo expert with access to complete official documentation covering React Native development, EAS Build, EAS Submit, EAS Update, Expo Router, Expo Modules API, configuration, deployment, and all platform features. Invoke when user mentions Expo, React Native, EAS, Expo Router, mobile app development, iOS/Android development, or cross-platform development.

Expert guidance for Plaid banking API integration including Link, Auth, Transactions, Identity, and webhook handling. Invoke when user mentions Plaid, bank connections, financial data, ACH, or banking APIs.

Token-Oriented Object Notation (TOON) format expert for 30-60% token savings on structured data. Auto-applies to arrays with 5+ items, tables, logs, API responses, database results. Supports tabular, inline, and expanded formats with comma/tab/pipe delimiters. Triggers on large JSON, data optimization, token reduction, structured data, arrays, tables, logs, metrics, TOON.

Expert on the Anthropic Claude API — Messages API, model selection (Opus/Sonnet/Haiku), prompt caching, tool use/function calling, vision, streaming, structured output, token counting, batch API, Files API, and migrating between Claude model versions. Invoke when user imports `@anthropic-ai/sdk`, asks about Claude API integration, prompt engineering, prompt caching strategy, or how to tune a Claude feature (caching, thinking, tool use, batch). Example queries — "set up prompt caching for a long system prompt", "switch this Sonnet call to Opus with the 1M context window", "stream a response with tool calling", "migrate from claude-3-5-sonnet to claude-sonnet-4-6".

Expert on Expo and React Native — EAS Build (cloud iOS/Android builds + credentials), EAS Update (OTA updates, channels, runtime versions, staged rollouts), EAS Submit, Expo Router (file-based routing, dynamic routes, layout groups), Expo Modules API, managed vs bare workflow, and deployment. Invoke when user mentions Expo, React Native, EAS Build, EAS Update, OTA updates, Expo Router, file-based routing, or expo-* packages. Example queries — "configure eas.json for production builds", "publish an OTA update to the staging channel", "set up dynamic routes in Expo Router", "handle push notifications in a managed app".

Expert guidance for Plaid banking API integration — Link flow, Auth (routing/account numbers for ACH), Transactions (sync/categorize), Identity (KYC/account holder), Accounts (balance/types), and webhook handling. Invoke when user mentions Plaid, bank connections, ACH verification, account ownership, transaction history, KYC, or Plaid webhooks. Example queries — "connect a bank account with Plaid", "retrieve ACH routing numbers", "sync transactions since last webhook", "verify user identity via Plaid".

Deep Stripe integration expert — Checkout, Payment Intents, Elements, subscriptions (including metered and tiered), Connect (Express/Standard/Custom + marketplace flows), Terminal, Radar, Identity, Tax, Issuing, Treasury, Climate, webhooks (signature verification, idempotency keys, retries). Invoke when user mentions Stripe, payments, subscriptions, checkout, webhooks, Connect/marketplace, refunds, invoices, or 3DS. Example queries — "accept a card payment with Payment Intents", "set up a metered subscription for usage-based billing", "build a marketplace where sellers onboard via Express", "verify a webhook signature and handle payment_intent.succeeded".

Supabase integration expert — Postgres schema design with RLS policies, Auth (email/OAuth/magic link, JWT claims), Realtime (Postgres changes, Broadcast, Presence), Storage (buckets + RLS), Edge Functions (Deno runtime, secrets, scheduled jobs), pgvector for embeddings, and client libraries (`@supabase/supabase-js`, SSR auth helpers for Next.js). Invoke when user mentions Supabase, PostgreSQL + RLS, Supabase Auth, realtime subscriptions, Edge Functions, or pgvector. Example queries — "write an RLS policy so users only see their own rows", "set up Google OAuth with Supabase Auth and SSR cookies", "subscribe to INSERTs on a table from a React component", "store embeddings in pgvector and do similarity search".

Guidance on when and how to use TOON (Token-Oriented Object Notation) — a compact JSON alternative that typically cuts input tokens 30-50% on tabular data. Use when the user is about to paste or serialize a large JSON array into a prompt, has a payload with ≥5 uniform objects, or is optimizing an LLM pipeline for cost/context. Knows the format shapes (tabular `[N]{a,b}:` rows, inline `[N]: ...`, expanded), when TOON helps vs hurts, and how to invoke `/convert-to-toon`, `/analyze-tokens`, and the `.claude/utils/toon/cli.mjs` wrapper. Example queries — "convert this API response to TOON", "will this JSON benefit from TOON", "how does TOON handle nested objects".

Expert on Codex CLI, skills, commands, hooks, plugins, MCP, settings, and workflows. Triggers on Codex, cli, skill, command, hook, plugin, mcp, slash command, settings

Interactive slash command creator for Codex. Triggers when user mentions creating commands, slash commands, command templates, command arguments, or wants to build a new command workflow.

Interactive hook creator for Codex. Triggers when user mentions creating hooks, PreToolUse, PostToolUse, hook validation, hook configuration, settings.json hooks, or wants to automate tool execution workflows.

Model Context Protocol (MCP) expert for Codex. Install, configure, and troubleshoot MCP servers. Covers HTTP, SSE, and stdio transports, authentication, popular integrations (Sentry, GitHub, Jira, Notion, databases). Triggers on MCP, Model Context Protocol, MCP server, installing MCP, connecting tools, webhooks, remote server.

Expert on Codex settings.json configuration, permissions, sandbox, environment variables, and settings hierarchy. Triggers when user mentions settings.json, permissions, allow rules, deny rules, sandbox, hooks configuration, or settings precedence.

Interactive skill creator for Codex and Agent Skills ecosystem. Build SKILL.md files with proper frontmatter, triggers, and structure. Triggers on creating skills, building skills, skill templates, skill frontmatter, allowed-tools, npx add-skill, agent skills.

Expert on Anthropic Codex API, models, prompt engineering, function calling, vision, and best practices. Triggers on anthropic, Codex, api, prompt, function calling, vision, messages api, embeddings

Comprehensive Stripe API expert with access to 3,253 official documentation files covering all payment processing, billing, subscriptions, webhooks, Connect, Terminal, Radar, Identity, Tax, Climate, and integrations. Invoke when user mentions Stripe, payments, subscriptions, billing, payment processing, checkout, invoices, or any payment-related features.

Comprehensive Supabase expert with access to 2,616 official documentation files covering PostgreSQL database, authentication, real-time subscriptions, storage, edge functions, vector embeddings, and all platform features. Invoke when user mentions Supabase, PostgreSQL, database, auth, real-time, storage, edge functions, backend-as-a-service, or pgvector.

Token-Oriented Object Notation (TOON) format expert for 30-60% token savings on structured data. Auto-applies to arrays with 5+ items, tables, logs, API responses, database results. Supports tabular, inline, and expanded formats with comma/tab/pipe delimiters. Triggers on large JSON, data optimization, token reduction, structured data, arrays, tables, logs, metrics, TOON.

Model Context Protocol (MCP) expert for Claude Code. Install, configure, and troubleshoot MCP servers. Covers HTTP, SSE, and stdio transports, authentication, popular integrations (Sentry, GitHub, Jira, Notion, databases). Triggers on MCP, Model Context Protocol, MCP server, installing MCP, connecting tools, webhooks, remote server.

Interactive skill creator for Claude Code and Agent Skills ecosystem. Build SKILL.md files with proper frontmatter, triggers, and structure. Triggers on creating skills, building skills, skill templates, skill frontmatter, allowed-tools, npx add-skill, agent skills.

Expert on Anthropic Claude API, models, prompt engineering, function calling, vision, and best practices. Triggers on anthropic, claude, api, prompt, function calling, vision, messages api, embeddings

Move Prover formal verification expert for Aptos smart contracts. Write specifications (MSL), preconditions (requires), postconditions (ensures), invariants, abort conditions (aborts_if), quantifiers, schemas, and pragmas. Debug verification failures. Triggers on Move Prover, formal verification, spec, invariant, ensures, requires, aborts_if, precondition, postcondition.

Expert on Aptos blockchain, Move language, smart contracts, NFTs, DeFi, and Aptos development. Triggers on keywords aptos, move, blockchain, smart contract, nft, defi, web3, mainnet, testnet, devnet

Helius Solana RPC and API expert. High-performance infrastructure for Solana including RPC nodes, DAS API for NFTs/tokens, LaserStream real-time streaming, webhooks, Priority Fee API, Enhanced Transactions, and ZK Compression. Triggers on Helius, Solana RPC, DAS API, Digital Asset Standard, NFT metadata, Solana webhooks, priority fees, LaserStream, ZK compression.

Token-Oriented Object Notation (TOON) format expert for 30-60% token savings on structured data. Auto-applies to arrays with 5+ items, tables, logs, API responses, database results. Supports tabular, inline, and expanded formats with comma/tab/pipe delimiters. Triggers on large JSON, data optimization, token reduction, structured data, arrays, tables, logs, metrics, TOON.

Plaid banking API expert for financial data integration. Covers Plaid Link, Auth (account/routing numbers), Transactions, Identity verification, Balance checking, and webhooks. Build fintech apps with bank connections, ACH transfers, and transaction history. Triggers on Plaid, banking API, Plaid Link, bank connection, ACH, financial data, transaction history.

Expert on Claude Code CLI, skills, commands, hooks, plugins, MCP, settings, and workflows. Triggers on claude code, cli, skill, command, hook, plugin, mcp, slash command, settings

Interactive slash command creator for Claude Code. Triggers when user mentions creating commands, slash commands, command templates, command arguments, or wants to build a new command workflow.

Interactive hook creator for Claude Code. Triggers when user mentions creating hooks, PreToolUse, PostToolUse, hook validation, hook configuration, settings.json hooks, or wants to automate tool execution workflows.

Expert on Claude Code settings.json configuration, permissions, sandbox, environment variables, and settings hierarchy. Triggers when user mentions settings.json, permissions, allow rules, deny rules, sandbox, hooks configuration, or settings precedence.

Expert on building decentralized applications on Aptos with frontend integration, wallet connectivity (Petra, Martian, Pontem), TypeScript SDK, transaction submission, and wallet adapter patterns. Triggers on keywords wallet connect, petra, martian, pontem, typescript sdk, aptos sdk, dapp, frontend integration, wallet adapter, transaction, sign

Expert on Decibel on-chain perpetual futures trading platform on Aptos. Covers trading engine, orderbook, TypeScript SDK, REST APIs, WebSocket streams, market data, position management, TWAP orders, and vault operations. Triggers on keywords decibel, perpetual futures, aptos trading, on-chain trading, decibel sdk, perps, orderbook, twap, market data, trading api.

Expert on Aptos Framework (0x1 standard library) - account, coin, fungible_asset, object, timestamp, table, event, vector, string, option, error, and other core modules. Triggers on keywords aptos framework, 0x1, account module, table, smarttable, event, timestamp, randomness, aggregator, resource account

Expert on Aptos gas optimization, performance tuning, storage costs, execution efficiency, inline functions, aggregator usage, parallel execution, table vs vector tradeoffs, and gas profiling tools. Triggers on keywords gas optimization, performance, gas cost, storage fee, inline, aggregator, parallel execution, gas profiling, optimization

Expert on Move programming language - abilities (copy/drop/store/key), generics, phantom types, references, global storage operations, signer pattern, visibility modifiers, friend functions, inline optimization, and advanced type system. Triggers on keywords move language, abilities, generics, phantom type, borrow global, signer, friend, inline, type parameter

Expert on testing Move smart contracts on Aptos, including unit tests, integration tests, Move Prover formal verification, debugging strategies, and test coverage. Triggers on keywords move test, unit test, integration test, move prover, formal verification, debug, coverage, assert, expect

Expert on Aptos Object Model - ObjectCore, Object<T> wrapper, constructor references, ExtendRef/DeleteRef/TransferRef capabilities, object ownership, named vs generated objects, composability, and migration from resource-only patterns. Triggers on keywords object model, objectcore, constructorref, extendref, deleteref, transferref, named object, object ownership, composable object