Developer Tools & Repos Agent Skills for Grok Build

Implement ElevenLabs rate limiting, concurrency queuing, and backoff patterns.

Implement ElevenLabs webhook HMAC signature verification and event handling.

Data flow: Elixir terms → termtojson → serdejson::Value → Core API → serdejson::Value → jsontoterm → Elixir terms

Comprehensive Elixir/Phoenix code review with optional parallel agents

Composition patterns for building flexible, maintainable React components.

Crypto wallet management across 7 blockchains via EmblemAI Agent Hustle API.

Enhances interpersonal perception by simulating internal monologues that decipher hidden emotions and social cues using a Disco…

Enemy AI for 3D MMO platformers — patrol loops, server-controlled entities, BackgroundService AI, state machines, aggro, boss patterns…

Symptom-based energy troubleshooting - decision trees for 'app at top of battery settings', 'phone gets hot', 'background drain', 'high…

Complete energy optimization API reference - Power Profiler workflows, timer/network/location/background APIs, iOS 26…

Query grid electricity forecasts and submit load events using EnergyKit to help users optimize home electricity usage.

Configure the project's game engine and version.

Use when designing a system, service, or architecture from requirements and constraints, especially for API design, data modeling, service…

API contract guardrails for Engram server changes.

Resolves HTTP routes (GET /api/orders) and console commands (app:process-payments) to their handler files.

Use when creating or modifying Model Context Protocol (MCP) servers with FastMCP framework - guides through tools, resources, prompts…

Check and install all rn-dev-agent prerequisites — Node.js, Metro, simulators, agent-device, maestro-runner, CDP bridge.

Sequential squash-merge of stacked PR chains into an epic branch.

Master Godot 4 GDScript patterns including signals, scenes, state machines, and optimization.

Use when erlang's concurrency model including lightweight processes, message passing, process links and monitors, error handling patterns…

ERNE — Build a focused feature unit using the feature-builder agent