PrefectHQ

Review FastMCP vulnerability reports before accepting, rejecting, patching, scoring, or publishing them. Use for security advisories, bug-bounty submissions, OAuth or MCP vulnerability claims, and proposed security fixes.

Monitor and respond to automated PR reviews (Codex bot). Use when pushing a PR, checking review status, or responding to bot feedback. Handles the full cycle of push -> wait for review -> evaluate comments -> fix -> re-push.

Review an incoming external issue (and any gated-closed PR behind it) and decide whether to assign the contributor or decline. Use when the maintainer says "look at this issue", "review issue

Review code for quality, maintainability, and correctness. Use when reviewing pull requests, evaluating code changes, or providing feedback on implementations. Focuses on API design, patterns, and actionable feedback.

Query and invoke tools on MCP servers using fastmcp list and fastmcp call. Use when you need to discover what tools a server offers, call tools, or integrate MCP servers into workflows.

Write and evaluate effective Python tests using pytest. Use when writing tests, reviewing test code, debugging test failures, or improving test coverage. Covers test design, fixtures, parameterization, mocking, and async testing.

Analyze code changes on the current branch and recommend updates to AGENTS.md files that have become stale. Use this skill before creating a PR, when the user asks to check AGENTS.md freshness, or when preparing an AGENTS.md update after a PR merges to main.…

Comprehensive guide for writing and updating Prefect documentation. Use when creating new doc pages, updating existing docs, or working with Mintlify components and code example testing.

Analyze source code changes on the current branch and identify documentation that is stale, inaccurate, or missing. Use before creating a PR to check if docs need updating, or in CI after merges to main to automatically fix docs. Trigger when the user…

Manage open-source GitHub issue backlogs (especially PrefectHQ/prefect) in batches. Use for backlog cleanup days, stale review, duplicate pruning, missing-info follow-up, and prioritized queue curation across many open issues.

Build interactive UIs with the Prefab component library. Covers PrefabApp, layout (Grid, Row, Card), actions, expressions, and all component imports. Use when building Prefab UI apps, MCP apps with Prefab, FastMCP apps, or generative UIs.

How to build and preview renderer/playground changes locally. Use this skill when modifying the renderer (themes, components, styles), the playground (theme picker, examples), or any Python source that needs to appear in the playground. Covers the build…

How to use Colin to compile agent skills from live sources. Use when working with Colin projects, templates, compilation, or skill management.

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Inspect and troubleshoot Prefect workflows, deployments, work pools, and releases with Prefect MCP tools. Use for Prefect operational questions, failure diagnosis, documentation lookup, and safe guidance when a requested mutation requires a separately…

Implement or update scenario-focused evaluations for the Prefect MCP server. Use when adding eval coverage from a GitHub issue or a described support scenario, preparing Prefect server state, prompting the test agent, asserting user-facing behavior, running…

Use when writing, revising, reorganizing, or reviewing technical documentation — concept guides, feature docs, API references, developer-tool docs, tutorials, or docstrings that compile into user-facing docs. Covers both how to teach a single concept on one…