Use when creating or editing Word (.docx) documents — from scratch, from markdown, or from templates. Triggers: creating documents, converting markdown to docx, reviewing contracts, marking up reports, adding revision comments, validating document structure, removing watermarks, auditing OOXML integrity, bulk text…
Frontend full-chain performance optimization guide based on Web Vitals metrics. Provides metric thresholds, diagnostic methods, and optimization strategies for LCP, FCP, INP, CLS, TTFB, TBT. Use when optimizing frontend performance, analyzing Web Vitals, reducing page load time, fixing layout shifts, improving…
React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing, or refactoring React/Next.js code to ensure optimal performance patterns. Triggers on tasks involving React components, Next.js pages, data fetching, bundle optimization, or performance…
Review Markdown documents using the MRSF (Sidemark) sidecar format. Use when asked to review, comment on, or provide feedback on Markdown files. Adds structured, anchored review comments via the MRSF MCP server.
Turn a folder of static HTML into a live commenting surface and act as the agent that responds. Inject a client library, start a local server, watch an on-disk inbox; when the user highlights text, picks an element, drags a region, or asks a question, read it and edit the HTML in response. If the user has no HTML yet…
Respond to a human's anchored Tether comments on a markdown draft by PROPOSING rewrites (suggestion mode) — the human then Accepts or Rejects each in the editor. Use when the user says "apply my Tether comments", "address my comments", "suggest fixes for my comments", or points you at a .md they've commented on with…
Research what real people say about a topic, product, company, or problem by finding Reddit discussions and extracting structured comments or reviews from supported community platforms. Use for customer-voice research, pain-point mining, sentiment and theme analysis, competitive intelligence, objection discovery…