Developer Tools & Repos Agent Skills for Grok Build

Three.js animation - keyframe animation, skeletal animation, morph targets,

Three.js lighting - light types, shadows, environment lighting.

When to activate: Java concurrency, CompletableFuture, ExecutorService, virtual threads, synchronized, ReentrantLock, atomic, thread safety

The four contracts every Java object inherits or opts into — equals, hashCode, toString, Comparable — plus why clone is not one of them.

Project-specific React conventions for component shape, hooks, props, state, effects, refs, and rendering.

JavaScript and TypeScript development with ES6+, Node.js, React, and modern web frameworks.

When to activate: Jetpack Compose, @Composable, State, remember, LaunchedEffect, navigation, ViewModel, Compose UI, recomposition

Use when the user wants to commit current changes and open a pull request in one step, or invokes /create-pr

Validate, format, and work with JSON configuration files

Automated code review for pull requests using specialized review patterns.

JumpCloud integration via Apideck's HRIS unified API — same methods work across every connector in HRIS, switch by changing `serviceId`.

Keka HR integration via Apideck's HRIS unified API — same methods work across every connector in HRIS, switch by changing `serviceId`.

Transforms Claude into the Savoir Faire inner voice from Disco Elysium to provide agile, stylish, and stealth-oriented roleplay responses.

Kotlin 2.1.20–2.3.20 features — context parameters, name-based destructuring, explicit backing fields, stdlib atomics/UUID/Instant…

Coroutine patterns, Flow operators, Jetpack Compose state management, Ktor routing, and Kotlin Multiplatform shared code.

Use when working with JetBrains Kotlin Toolchain v0.12.x, formerly Amper, including module.yaml, project.yaml, module templates, nested…

Use when building, modifying, debugging, or reviewing Ktor 3.5.x server and client applications, including routing, requests/responses…

Provides and generates LangChain4j tool and function calling patterns: annotates methods as tools with @Tool, configures tool executors…

Build production-grade Laravel REST APIs using opinionated architecture patterns with Laravel best practices.

Laravel + Inertia.js + React integration patterns.

Apply these rules when developing with Leptos (Rust + WASM framework).