Tools

Vercel's official cost and performance skill: gathers production metrics, usage and project config, investigates only the routes and files the metrics point to, and returns ranked, doc-backed recommendations. Supports Next.js, SvelteKit and Nuxt; needs Vercel CLI v53+ logged in and linked.

React and Next.js performance rules from Vercel's engineering team: 70 rules ranked by impact covering request waterfalls, bundle size, server performance and re-renders, for writing, reviewing and refactoring. Maintained by Vercel.

Installs ready-made subagents, slash commands, hooks, MCP configs and skills for Claude Code with one npx command, browsable online at aitmpl.com. Also includes session analytics, health checks and other helpers.

Runs the cognee memory engine as an MCP server whose remember, recall and forget tools write documents and conversations into a knowledge graph and vector store for cross-session retrieval. Start it with Docker or uv first; needs an LLM API key by default, or connect to Cognee Cloud.

Everyday software engineering plugin: standup summaries, code review, structured debugging, architecture decision records, incident response and pre-deploy checks. Official from Anthropic, built mainly for Cowork but also usable in Claude Code.

Checks hours before payroll for US small businesses: totals regular time, overtime and PTO from Gusto, QuickBooks Payroll or timesheets, and flags missed punches, overtime anomalies, rate changes and mid-period hires or exits. Prepares only, never runs payroll. Official from Anthropic.

Plugin for design teams: design critiques, design system audits, UX copy, accessibility checks, user research synthesis and developer handoff notes. Official from Anthropic; works best with Figma connected.

Compensation analysis for HR and managers: market pay percentiles by role, level and location, offer competitiveness checks and equity modeling; upload a pay sheet to find employees outside their band and flight risks. Without a comp data source it uses public web data, so verify. By Anthropic.

Helps accountants prepare month-end journal entries: debit/credit treatment for accruals, prepaid amortization, depreciation, payroll and revenue recognition, plus required support and review checklists, following US GAAP. Not financial advice; review before posting. From Anthropic's finance plugin.

Produces monthly, quarterly or annual income statements with prior-period, year-over-year and budget comparisons, flagging material variances. Includes balance sheet and cash flow formats plus GAAP presentation and period-end adjustment references. From Anthropic's finance plugin; get it reviewed.

Finance and accounting plugin: prepares journal entries, reconciles accounts, generates income statements, runs variance analysis, manages month-end close and supports SOX audit testing. Can pull data from ERPs and data warehouses. Official from Anthropic.

Methodology reference for US SOX 404 internal control audits: scoping significant accounts, sampling methods, workpaper and evidence standards, and classifying deficiencies, significant deficiencies and material weaknesses. Not audit or legal advice; needs professional review. By Anthropic.

For internal auditors running SOX tests: lists key controls by area (revenue, procure-to-pay, payroll, close, ITGC) and period, sets sample sizes, samples from your population, and generates test workpaper templates and deficiency assessments. Needs professional review. Official from Anthropic.

Office command-line tool built for AI agents: a single binary that creates, reads and edits Word, Excel and PowerPoint files without Office installed, and renders them to HTML or PNG so agents can check the layout.

Breaks budget-versus-actual, year-over-year and month-over-month variances into volume, price and mix drivers, filters by materiality thresholds, writes variance commentary and provides waterfall breakdowns for monthly business reviews. From Anthropic's official finance plugin.

Helps finance teams run month-end close: a close checklist sequenced from T+1 to T+5, task dependencies and critical path, a progress tracker and tips to shorten the close, useful for close calendars and status tracking. Needs professional review. Part of Anthropic's official finance plugin.

Account reconciliation following accounting methodology: GL to subledger, bank reconciliations and intercompany balances, with reconciling items categorized, aged and escalated. Part of Anthropic's official finance plugin; results need professional review.

Reorder planning for small merchants: reads sales and stock from Shopify, Square, NetSuite or CSV, projects stockout dates from 7- and 28-day velocity, sizes reorders from 60-day usage plus lead time, drafts POs and supplier emails, and flags dead stock. Nothing is sent unapproved. By Anthropic.

Helps small business owners collect overdue payments: finds overdue invoices in QuickBooks, Xero, PayPal or Stripe and drafts reminder emails with a tone suited to each customer's payment history, sent only after your approval. Without a connection, upload an AR aging CSV. By Anthropic.

Synthesizes user feedback from interview notes, surveys and support tickets into themes ranked by frequency and impact, and outputs structured insights and roadmap recommendations. Can pull data from knowledge bases or meeting transcripts. From Anthropic's official product-management plugin.

Anthropic's official small-business skill for bills: reads vendor, amount and due date from email, PDFs or photos, dedupes, codes to accounts, matches POs and drafts a payment plan. Posting and paying each need approval; it never auto-pays. Works with QuickBooks, Xero, NetSuite or file export.

30/60/90-day cash flow forecasts for small businesses: reads receivables, payables and collections from your accounting system, PayPal or Stripe (or an uploaded CSV), gives a forecast with ranges and risk flags, and exports to Excel. Have an accountant review. Official from Anthropic.

Tax prep for US small business owners: estimates quarterly taxes from QuickBooks, Xero or an uploaded P&L, and at year end lists contractors paid over $600 for 1099-NEC, flagging missing W-9s, for your accountant. US federal only; books must be closed. Not tax advice. From Anthropic.

All-in-one plugin for small business owners: 44 skills covering cash flow and bookkeeping, collections and taxes, customer acquisition and marketing, customer feedback, inventory, hiring and contract review. Anything touching money or customers needs your approval. Official from Anthropic.