Developer Tools & Repos Agent Skills for Claude Code

Audit existing API for breaking change risks and missing compatibility controls.

Implements a stoic internal monologue persona based on the Disco Elysium RPG for Claude Code sessions.

Performs a comprehensive, multi-step code review of pull requests or local code changes, using iterative refinement (generation, critique…

Universal environment variable loader for AI agent environments.

Identifies blind spots, risks, and alternatives in technical proposals through structured, non-adversarial feedback.

This skill SHOULD be used for structured extraction or batch queries against JSON (use jq), YAML (use yq), or Markdown (use mq), and for…

Use context-mode tools (ctx_execute, ctx_execute_file) instead of Bash/cat when processing large outputs.

Write a clear, conventional git commit message from staged changes.

Some "errors" are control flow, not failures. `redirect()` and `notFound()` in Next.js work by THROWING — a naive `try/catch` swallows the…

Optimizes LLM API expenditures through intelligent model routing, budget tracking, and efficient caching strategies.

Create a library-grade Vue composable that accepts maybe-reactive inputs (MaybeRef / MaybeRefOrGetter) so callers can pass a plain value…

Create Linear tickets or GitHub issues following n8n conventions.

Use when understanding and fixing common Credo check issues for Elixir code quality and consistency.

OneKey cross-platform patterns, platform files, platformEnv, and supported OS/SDK requirements.

CSS animation adapter patterns for HyperFrames.

Use when writing Go code that returns, wraps, or handles errors — choosing between sentinel errors, custom types, and fmt.Errorf (%w vs…

This skill should be used when the GM needs to look up Daggerheart rules, reference what the SRD says, find official rules, get exact…

Establish a Canonical Data Model for a project — define authoritative format rules for each primitive type (dates as ISO 8601 with…

Builds Databricks applications. Prefers AppKit (TypeScript + React SDK) for new apps; falls back to Python frameworks (Dash, Streamlit…

Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through…

Guidance for dependency injection in .NET MAUI apps — service registration, lifetime selection (Singleton/Transient/Scoped), constructor…