Beacon Threat Intelligence
Know what you're installing before you trust it.
Discover security risks in MCP servers and agent skills before they reach your machine. Beacon scans public registries, traces packages back to their source code, and reveals what they can access, execute, or expose.
| Name | Risk |
|---|---|
| Respond Pr Feedback Respond to review comments on a PR after evaluation and fixes | |
| Review Ai Writing Detect AI-generated writing patterns in developer text — docs, docstrings, commit messages, PR descriptions, and code comments. Use when reviewing any text a... | |
| Review Elixir Comprehensive Elixir/Phoenix code review with optional parallel agents | |
| Review Feedback Schema Schema for tracking code review outcomes to enable feedback-driven skill improvement. Use when logging review results or analyzing review quality. | |
| Review Frontend Comprehensive React/TypeScript frontend code review with per-area review skills, run in parallel where the agent supports subagents and sequentially otherwise. | |
| Review Go Comprehensive Go backend code review with optional parallel review areas. Use when reviewing changed Go files; detects BubbleTea, Wish SSH, and Prometheus an... | |
| Review Ios Comprehensive iOS/SwiftUI code review with optional parallel agents | |
| Review Llm Artifacts Detects common LLM coding agent artifacts across four categories (tests, dead code, abstraction, style) over the project or changed files — using parallel su... | |
| Review Plan Review implementation plans for parallelization, TDD, types, libraries, and security before execution | |
| Review Python Comprehensive Python/FastAPI backend code review with optional parallel agents | |
| Review Remix V2 Comprehensive Remix v2 code review with per-area review skills, run in parallel where the agent supports subagents and sequentially otherwise. Detects Remix... | |
| Review Rust Comprehensive Rust code review that fans out across detected technology areas, running them in parallel when the agent supports subagents and sequentially ot... | |
| Review Skill Reviews PRs that add or modify Agent Skills, checking structural validity, design quality, and marketplace consistency. Use when reviewing skill file changes... | |
| Review Skill Improver Analyzes feedback logs to identify patterns and suggest improvements to review skills. Use when you have accumulated feedback data and want to improve review... | |
| Review Structure Repo-wide structural-maintainability review — code-judo restructurings, 1k-line file guard, anti-spaghetti branching, canonical-layer enforcement, anti-magic... | |
| Review Tui Comprehensive BubbleTea TUI code review for terminal applications. Use when reviewing charmbracelet/bubbletea, lipgloss, bubbles, or Wish SSH code; optionall... | |
| Review Verification Protocol Mandatory verification steps for all code reviews to reduce false positives. Load this skill before reporting ANY code review findings. | |
| Run Test Plan Execute YAML test plan, stop on first failure, output rich debug prompt | |
| Rust Best Practices Development guidance for writing idiomatic Rust. Use when: (1) writing new Rust functions or modules, (2) choosing between borrowing, cloning, or ownership p... | |
| Rust Code Review Reviews Rust code for ownership, borrowing, lifetime, error handling, trait design, unsafe usage, and common mistakes. Use when reviewing .rs files, checking... | |
| Rust Project Setup Guidance for scaffolding new Rust projects. Use when: (1) starting a new Rust project or workspace, (2) configuring Cargo.toml best practices, (3) setting up... | |
| Rust Testing Code Review Reviews Rust test code for unit test patterns, integration test structure, async testing, mocking approaches, and property-based testing. Covers Rust 2024 ed... | |
| Serde Code Review Reviews serde serialization code for derive patterns, enum representations, custom implementations, and common serialization bugs. Use when reviewing Rust co... | |
| Shadcn Code Review Reviews shadcn/ui components for CVA patterns, composition with asChild, accessibility states, and data-slot usage. Use when reviewing React components using... | |
| Shadcn Ui shadcn/ui component patterns with Radix primitives and Tailwind styling. Use when building UI components, using CVA variants, implementing compound component... | |
| Skill Builder Create Agent Skills with best practices, structure, validation, and testing. Use when designing or refining skills, prompts, references, or supporting files. | |
| Spec Brainstorm Turn ideas into comprehensive project specs through collaborative dialogue. Use BEFORE any planning or implementation — for new projects, features, or signif... | |
| Sqlalchemy Code Review Reviews SQLAlchemy code for session management, relationships, N+1 queries, and migration patterns. Use when reviewing SQLAlchemy 2.0 code, checking session... | |
| Sqlx Code Review Reviews sqlx database code for compile-time query checking, connection pool management, migration patterns, and PostgreSQL-specific usage. Use when reviewing... | |
| Strategy Interview Use when the user wants to build or think through a strategy via guided conversation — for a company, product, team, career, or initiative. Triggers on "help... | |
| Strategy Review Use when reviewing, critiquing, or stress-testing an existing strategy document. Evaluates seven dimensions — diagnosis quality, guiding policy strength, act... | |
| Subagent Prompt Produce a comprehensive prompt that hands off the current session's work to a fresh session for sub-agent-orchestrated execution. Use when the user wants to... | |
| Swift Code Review Reviews Swift code for concurrency safety, error handling, memory management, and common mistakes. Use when reviewing .swift files for async/await patterns,... | |
| Swift Testing Code Review Reviews Swift Testing code for proper use of | |
| Swiftdata Code Review Reviews SwiftData code for model design, queries, concurrency, and migrations. Use when reviewing .swift files with import SwiftData, @Model, @Query, @ModelA... | |
| Swiftui Code Review Reviews SwiftUI code for view composition, state management, performance, and accessibility. Use when reviewing .swift files containing SwiftUI views, proper... | |
| Tailwind V4 Tailwind CSS v4 with CSS-first configuration and design tokens. Use when setting up Tailwind v4, defining theme variables, using OKLCH colors, or configuring... | |
| Tokio Async Code Review Reviews tokio async runtime usage for task management, sync primitives, channel patterns, and runtime configuration. Covers Rust 2024 edition changes includi... | |
| Tutorial Docs Tutorial patterns for documentation - learning-oriented guides that teach through guided doing. Use when writing a tutorial, learning guide, getting-started... | |
| Urlsession Code Review Reviews URLSession networking code for iOS/macOS. Covers async/await patterns, request building, error handling, caching, and background sessions. Use when r... | |
| Vercel Ai Sdk Vercel AI SDK for building chat interfaces with streaming. Use when implementing useChat hook, handling tool calls, streaming responses, or building chat UI.... | |
| Verify Llm Artifacts Confirms or rejects findings from review-llm-artifacts before deletes or risky refactors. Loads review-verification-protocol-style checks per finding. Use af... | |
| Vitest Testing Vitest testing framework patterns and best practices. Use when writing unit tests, integration tests, configuring vitest.config, mocking with vi.mock/vi.fn,... | |
| Watchos Code Review Reviews watchOS code for app lifecycle, complications (ClockKit/WidgetKit), WatchConnectivity, and performance constraints. Use when reviewing code with impo... | |
| Web Research Use when the user wants web research: gathering cited, multi-angle evidence on a specific question. Triggers on: "research X for me", "do web research on", "... | |
| Widgetkit Code Review Reviews WidgetKit code for timeline management, view composition, configurable intents, and performance. Use when reviewing code with import WidgetKit, Timel... | |
| Wish Ssh Code Review Reviews Wish SSH server code for proper middleware, session handling, and security patterns. Use when reviewing SSH server code using charmbracelet/wish. | |
| Write Adr Use when you want to generate Architecture Decision Records from this session. Triggers on "write ADRs", "document our decisions", "create decision records",... | |
| Write Plan Use when you have a finalized brainstorm-beagle spec at `.beagle/concepts/<slug>/spec.md` and need a bite-sized, TDD-driven implementation plan before any co... | |
| Zustand State Zustand state management for React and vanilla JavaScript. Use when creating stores, using selectors, persisting state to localStorage, integrating devtools,... |
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