Convert Elixir code to idiomatic Elm. Use when migrating server-side Elixir logic to frontend applications, translating BEAM concurrency patterns to The Elm Architecture, or refactoring Elixir codebases for browser-based UI. Extends meta-convert-dev with Elixir-to-Elm specific patterns.

Convert Elixir code to idiomatic Roc. Use when migrating Elixir projects to Roc, translating BEAM/OTP patterns to platform-based architecture, or refactoring Elixir codebases. Extends meta-convert-dev with Elixir-to-Roc specific patterns.

Convert Elm code to idiomatic Elixir. Use when migrating Elm frontend applications to Elixir (Phoenix LiveView), translating Elm's functional patterns to Elixir, or refactoring Elm codebases to leverage OTP. Extends meta-convert-dev with Elm-to-Elixir specific patterns.

Convert Elm code to idiomatic Erlang/OTP. Use when migrating Elm frontend applications to Erlang backend services, translating Elm patterns to OTP behaviors, or refactoring functional code to BEAM VM. Extends meta-convert-dev with Elm-to-Erlang specific patterns.

Convert Elm code to idiomatic F#. Use when migrating Elm applications to F#, translating Elm's Model-View-Update pattern to F# patterns, or refactoring Elm codebases to leverage .NET ecosystem. Extends meta-convert-dev with Elm-to-F# specific patterns.

Convert Elm code to idiomatic Haskell. Use when migrating Elm frontend code to Haskell, translating Elm patterns to idiomatic Haskell, or refactoring Elm codebases. Extends meta-convert-dev with Elm-to-Haskell specific patterns.

Convert Elm code to idiomatic Roc. Use when migrating Elm frontend code to Roc applications, translating browser-based Elm to platform-agnostic Roc, or refactoring Elm web applications to Roc CLI/native tools. Extends meta-convert-dev with Elm-to-Roc specific patterns.

Convert Elm code to idiomatic Scala. Use when migrating Elm frontend applications to Scala backends or full-stack Scala, translating The Elm Architecture to functional Scala patterns, or refactoring type-safe functional code from compile-time guarantees to more powerful type system features. Extends meta-convert-dev with Elm-to-Scala specific patterns.

Convert Erlang code to idiomatic Elm. Use when migrating Erlang backend logic to Elm frontend applications, translating BEAM VM patterns to functional frontend code, or refactoring distributed systems to type-safe UIs. Extends meta-convert-dev with Erlang-to-Elm specific patterns.

Convert Erlang code to idiomatic Roc. Use when migrating Erlang projects to Roc, translating BEAM/OTP patterns to functional patterns, or refactoring Erlang codebases. Extends meta-convert-dev with Erlang-to-Roc specific patterns.

Convert F# code to idiomatic Elm. Use when migrating F# projects to Elm, translating backend F# to frontend Elm, refactoring .NET backends with Elm frontends, or exploring functional patterns across backend and frontend domains. Extends meta-convert-dev with F#-to-Elm specific patterns.

Convert F# code to idiomatic Roc. Use when migrating F# projects to Roc, translating F# patterns to idiomatic Roc, or refactoring F# codebases. Extends meta-convert-dev with F#-to-Roc specific patterns.

Convert Go code to idiomatic Rust. Use when migrating Go projects to Rust, translating Go patterns to idiomatic Rust, or refactoring Go codebases. Extends meta-convert-dev with Go-to-Rust specific patterns.

Convert Haskell code to idiomatic Elm. Use when migrating Haskell logic to frontend applications, translating pure functional patterns to Elm's architecture, or refactoring Haskell code for web UI. Extends meta-convert-dev with Haskell-to-Elm specific patterns.

Convert Haskell code to idiomatic Roc. Use when migrating Haskell applications to Roc's platform model, translating lazy pure functional code to strict platform-based architecture, or refactoring type class based designs to ability-based patterns. Extends meta-convert-dev with Haskell-to-Roc specific patterns.

Convert Java code to idiomatic C. Use when migrating Java projects to C, translating Java patterns to idiomatic C, or refactoring Java codebases for performance, minimal runtime dependencies, and systems programming. Extends meta-convert-dev with Java-to-C specific patterns.

Convert Java code to idiomatic C++. Use when migrating Java projects to C++, translating Java patterns to idiomatic C++, or refactoring Java codebases. Extends meta-convert-dev with Java-to-C++ specific patterns.

Convert Java code to idiomatic Rust. Use when migrating Java projects to Rust, translating Java patterns to idiomatic Rust, or refactoring Java codebases. Extends meta-convert-dev with Java-to-Rust specific patterns.

Convert Objective-C code to idiomatic Swift. Use when migrating Objective-C projects to Swift, translating Objective-C patterns to modern Swift, modernizing legacy codebases, or establishing gradual migration strategies with interop. Extends meta-convert-dev with Objective-C-to-Swift specific patterns including bridging and @objc attributes.

Convert Python code to idiomatic Elm. Use when migrating Python backends to Elm frontends, translating Python logic to type-safe frontend code, or refactoring Python codebases into functional-first Elm applications. Extends meta-convert-dev with Python-to-Elm specific patterns focused on The Elm Architecture (TEA).

Convert Python code to idiomatic Roc. Use when migrating Python projects to Roc, translating Python patterns to idiomatic Roc, or refactoring Python codebases for type safety, functional purity, and native performance. Extends meta-convert-dev with Python-to-Roc specific patterns.

Convert Python code to idiomatic Rust. Use when migrating Python projects to Rust, translating Python patterns to idiomatic Rust, or refactoring Python codebases for performance, safety, and concurrency. Extends meta-convert-dev with Python-to-Rust specific patterns.

Convert Roc code to idiomatic Elixir. Use when migrating Roc platform-based applications to Elixir/BEAM, translating statically-typed functional code to dynamic functional style, or refactoring compile-time verified patterns to leverage Elixir's actor model and OTP. Extends meta-convert-dev with Roc-to-Elixir specific patterns.

Convert Roc code to idiomatic Elm. Use when migrating Roc applications to Elm frontend code, translating platform-agnostic Roc to browser-based Elm, or refactoring Roc CLI tools to Elm web applications. Extends meta-convert-dev with Roc-to-Elm specific patterns.

Convert Roc code to idiomatic Erlang. Use when migrating Roc projects to Erlang/OTP, translating functional patterns to process-based architectures, or refactoring Roc codebases. Extends meta-convert-dev with Roc-to-Erlang specific patterns.

Convert Roc code to idiomatic F#. Use when migrating Roc projects to F#, translating Roc patterns to idiomatic F#, or refactoring Roc codebases. Extends meta-convert-dev with Roc-to-F# specific patterns.

Convert Roc code to idiomatic Haskell. Use when migrating Roc projects to Haskell, translating Roc patterns to idiomatic Haskell, or refactoring Roc codebases. Extends meta-convert-dev with Roc-to-Haskell specific patterns.

Convert Roc code to idiomatic Scala. Use when migrating Roc projects to JVM/Scala, translating pure functional patterns to object-functional hybrid, or refactoring Roc codebases. Extends meta-convert-dev with Roc-to-Scala specific patterns.

Convert Scala code to idiomatic Elm. Use when migrating Scala backend logic to Elm frontend applications, translating functional Scala patterns to The Elm Architecture, or refactoring from advanced type system features to simpler compile-time guarantees. Extends meta-convert-dev with Scala-to-Elm specific patterns.

Convert Scala code to idiomatic Roc. Use when migrating Scala projects to Roc, translating JVM/FP patterns to pure functional patterns, or refactoring Scala codebases. Extends meta-convert-dev with Scala-to-Roc specific patterns.

Troubleshoots agent behavior, logs LLM interactions, and inspects database state. Use this when responses are unexpected, to understand context the LLM receives, or to diagnose data issues.

Implements Retrieval-Augmented Generation (RAG) patterns to enhance agents with custom knowledge bases. Use this when agents need to search through documents, retrieve context from a knowledge base, or ground responses in specific data.

Scheduled function patterns for background tasks including interval scheduling, cron expressions, job monitoring, retry strategies, and best practices for long-running tasks

Complete file handling including upload flows, serving files via URL, storing generated files from actions, deletion, and accessing file metadata from system tables

External API integration and webhook handling including HTTP endpoint routing, request/response handling, authentication, CORS configuration, and webhook signature validation

Schema migration strategies for evolving applications including adding new fields, backfilling data, removing deprecated fields, index migrations, and zero-downtime migration patterns

This skill should be used when implementing Convex mutation functions. It provides comprehensive guidelines for defining, registering, calling, and scheduling mutations, including database operations, transactions, and scheduled job patterns.

This skill should be used when implementing Convex query functions. It provides comprehensive guidelines for defining, registering, calling, and optimizing queries, including pagination, full text search, and indexing patterns.

Patterns for building reactive apps including subscription management, optimistic updates, cache behavior, and paginated queries with cursor-based loading

Defining and validating database schemas with proper typing, index configuration, optional fields, unions, and migration strategies for schema changes

Quick security audit checklist covering authentication, function exposure, argument validation, row-level access control, and environment variable handling

Use when working with Convex backend (convex/** files) - provides foundational patterns for queries/mutations/actions, Convex Ents schema, authentication, rate limiting, React hooks, pagination, triggers. Load FIRST before specialized convex-* skills. Use when using Convex with TanStack Query in React/Next.js - provides cRPC hooks (useCRPC, queryOptions, mutationOptions), skeleton loading patterns, and RSC prefetching

Implement features end-to-end with smart intent detection. Accepts natural language or plan paths. Auto-routes to appropriate workflow (fast, auto, parallel, code).

Same design, multiple cooks compete. Each implementation team creates their own plan from the shared design, then implements it. Natural variation emerges from independent planning decisions.

Use this skill when working with the cool-mysql library for Go. This skill provides comprehensive guidance on using cool-mysql's MySQL helper functions, including dual connection pools, named parameters, template syntax, caching strategies, and advanced query patterns. Apply when writing database code, optimizing queries, setting up caching, or migrating from database/sql.

Configure GitHub Copilot with custom instructions. Use when setting up .github/copilot-instructions.md, customizing Copilot behavior, or creating repository-specific AI guidance. Triggers on Copilot instructions, copilot-instructions.md, GitHub Copilot config.

Create Copilot-optimized task specifications for handoff between Claude and GitHub Copilot. Use when planning implementation tasks that Copilot will complete. Optimizes comment format, provides rich context, includes checklists and examples.

Guide to designing and implementing tools for the vscode-copilot-chat extension, including patterns, testing, and best practices

Professional copywriter for SaaS and startups. Expert in landing page copy, positioning, messaging, conversion optimization, and voice-of-customer research. Use when writing compelling copy for SaaS products, landing pages, marketing materials, or when you need help with product positioning and messaging strategy.

General-purpose patterns for reliable browser automation (selectors, waiting, scrolling, overlays, HITL).