Skills your agents can run

Schedule meetings, check availability, and manage calendars across Google, Outlook, and CalDAV. Routes to focused sub-skills for datetime resolution and calendar scheduling. Also available as temporal-cortex. Both listings install the same MCP server and share the same source code.

Working expectations and documentation practices. Use when capturing learnings or understanding how to work with this codebase.

Context handoff for fresh sessions. Saves unsaved session knowledge to notebook, then produces a short orientation block to paste into a new chat. Use when: user says "/memento", "hand off context", "prepare for fresh chat", "save and brief", or before clearing context. NOT for: recovering context (use /notebook recover), saving a single note (use /notebook save), or replacing notebook.

Use when note files exceed 1000 lines or need better organization. Splits large note files into smaller, focused files with index files for navigation, following progressive grouping principles with clear hierarchy.

Interact with Obsidian vaults using the Obsidian CLI to read, create, search, and manage notes, tasks, properties, and more. Also supports plugin and theme development with commands to reload plugins, run JavaScript, capture errors, take screenshots, and inspect the DOM. Use when the user asks to interact with their Obsidian vault, manage notes, search vault content, perform vault operations from the command line, or develop and debug Obsidian plugins and themes.

Microsoft Outlook API integration with managed OAuth. Read, send, and manage emails, folders, calendar events, and contacts via Microsoft Graph. Use this skill when users want to interact with Outlook. For other third party apps, use the api-gateway skill (https://clawhub.ai/byungkyu/api-gateway).

Write one survey-quality paragraph from evidence packs (tension → contrast → evaluation anchor → limitation). **Trigger**: grad paragraph, paragraph micro-structure, argument paragraph, 研究生段落, 论证段落, 对比段, 段落写作. **Use when**: you are drafting `sections/S*.md` (H3 body) and want subsection-specific, evidence-bounded prose instead of templates. **Skip if**: evidence packs are missing/incomplete (fix `subsection-briefs`/`evidence-draft`/`evidence-binder` first), or `Approve C2` is not recorded in `DECISIONS.md`. **Network**: none. **Guardrail**: do not invent facts or citations; no placeholders/ellipsis; keep claims conservative when evidence is abstract-level (avoid repeating evidence-mode boilerplate in every paragraph).

GitHub operations, automation, API integration, and CI/CD workflows.

Build Shopify applications, extensions, and themes using GraphQL and REST Admin APIs, the Shopify CLI, Polaris UI components, and Liquid templating. Capabilities include app development with OAuth authentication, checkout UI extensions for customizing the checkout flow, admin UI extensions for dashboard integration, POS extensions for retail workflows, theme development with Liquid, webhook management, Billing API integration, and product/order/customer management. Use this skill when building Shopify apps, implementing checkout customizations, creating admin interfaces, developing themes, integrating payment processing, managing store data via APIs, or extending Shopify functionality.

Performs cost audits of ECC tools, agents, skills, and implementations. Analyzes prompt input tokens to quantify compute efficiency.

Archives WeChat Official Account articles to a knowledge base and generates auto-created structured notes. Use when users provide WeChat article URLs (mp.weixin.qq.com) or mention archiving/saving WeChat articles. Combines the wechat2md scraper and note-creator for a complete workflow.

Helps users organize knowledge, categorize notes, and discover connections within their personal knowledge management systems (e.g., Obsidian, Notion).

Create and manage Architecture Decision Records (ADRs). Use when documenting technology choices, design decisions, or architectural changes that need to be tracked over time. This is the CANONICAL ADR skill - all ADR-related work should use this skill.

Cognitive atom: Plain. Rewrites any content so a smart 12-year-old can understand it. Structure-free — form follows content. Use when the user says 'say it plainly', 'speak human', 'explain', 'plain', or 'grok'.

Build narrative capture and sharing into the system.

EU MDR 2017/745 regulation specialist and consultant for medical device requirement management. Provides comprehensive MDR compliance expertise, gap analysis, technical documentation guidance, clinical evidence requirements, and post-market surveillance implementation. Use for MDR compliance assessment, classification decisions, technical file preparation, and regulatory requirement interpretation.

Search and reason over Atris journal history. Use when user asks about past work, decisions, history, or patterns. Uses RLM pattern (grep first, reason second).

Python library for working with DICOM (Digital Imaging and Communications in Medicine) files. Use this skill when reading, writing, or modifying medical imaging data in DICOM format, extracting pixel data from medical images (CT, MRI, X-ray, ultrasound), anonymizing DICOM files, working with DICOM metadata and tags, converting DICOM images to other formats, handling compressed DICOM data, or processing medical imaging datasets. Applies to tasks involving medical image analysis, PACS systems, radiology workflows, and healthcare imaging applications.

Git and GitHub wizard using the gh CLI for all git operations and GitHub interactions

Buy things from real websites on behalf of your human. Use when you need to purchase a product, complete a checkout, order something online, or propose a purchase for human approval. Handles encrypted credential storage, cryptographic purchase mandates, and headless browser checkout on any merchant site. The agent never sees the card.