Access NIH Metabolomics Workbench via REST API (4,200+ studies). Query metabolites, RefMet nomenclature, MS/NMR data, m/z searches, study metadata, for metabolomics and biomarker discovery.

Comprehensive guide for initializing or reorganizing agent memory. Load this skill when running /init, when the user asks you to set up your memory, or when you need guidance on creating effective memory files.

Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Letta Code's capabilities with specialized knowledge, workflows, or tool integrations.

数学建模竞赛工作流入口。用于启动完整建模流程：询问用户偏好，生成 plan.md 和 todo.md，并按阶段调用赛题分析、建模、代码与图表、流程图、论文撰写、验证验收等 skills。

How to review PRs for architectural quality — module boundaries, dependency direction, export surface, pattern consistency

Create a 1-hour Outlook follow-up meeting for pre-onboarding after a successful Docusign workflow trigger, using the employee name and agreement effective date from workflow context.

Use when the user specifies a task and a duration, and the work should be done iteratively by subagents over that time period

Systematically explore and test any software project (CLI, API, Backend, Library, etc.) to find bugs, usability issues, and edge cases. Produces a structured report with full reproduction evidence (exact commands, inputs, logs, and tracebacks) for every issue.

调用摄像头看画面、听现场声音，或回顾近期事件来判断——在干嘛、有什么动静、是否有人说话/吵闹、刚才/最近发生了什么；通过画面核实设备的开关状态（如开着/关着、亮着/灭着），尤其在拿不到设备上报状态时。读不出画面看不见的具体数值（温度、湿度、音量等）。

Create a dark glass design system with frosted shells, soft beam grids, circular clock-like calibration dials, and precise sci-fi instrument framing.

从 todos.json 和归档中以多种匹配方式查找 todo

Inspect and manage guarded Codex App-native or launchd heartbeats for Codex main control threads. Use when the user wants Codex to periodically continue a specific thread only when it is idle, avoid interrupting active work, keep App-visible interactions, inspect thread status, or enable/disable project autopilot heartbeats.

Guidelines for escaping strings and handling user-controlled data in DevTools to prevent layout bleed-through, XSS, and security issues.

TSV data processing — view, filter, convert tab-separated data. Zero barrier — use with x-cmd, awk, or Python. Use for "tsv", "tab-separated", "data", "conversion".

China-region calendar with 调休, 农历, 节气, 生肖, 黄历吉凶、干支纪年. Multiple access modes: `x ccal`, direct archive download, or tsv.

A logical analysis and reasoning tool for AI. Use when decomposing documents into structured knowledge, querying entities and relations, validating consistency, or indexing files. Trigger on "remember", "what do I know about", "link X to Y", "show dependencies", "analyze this document", entity CRUD, or cross-skill data access.

Deletes a markdown article and creates a redirect entry pointing to a different article. Use when consolidating articles, renaming or moving content, removing outdated documentation, or reorganizing the docs structure while preserving existing URLs.

Format reports with HTML details/summary blocks for readable output.

Analyze and reduce token consumption in agentic workflows — guardrail-specific entry points, measurement, and optimization techniques.

Query GitHub discussions with jq filtering and reusable selectors.