# Tools

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Type Skill, Resources for ML / AI or Data analysis or Operations or Finance / Accounting: 187 items.

> - ML / AI: Model training, evaluation and LLM application development.
> - Data analysis: Querying, statistical analysis, reporting and visualization.
> - Operations: Content, campaign, community, user and e-commerce operations, plus performance reviews.
> - Finance / Accounting: Bookkeeping, reconciliation, financial statements, budgets and tax.

- [PDF](https://hebbmind.com/skill/pdf.md): [Skill] Extracts text and tables from PDFs; merges, splits and rotates pages, adds watermarks, fills forms and OCRs scanned documents. The official Anthropic skill behind Claude's document features; source-available, not open source.
- [Skill Creator](https://hebbmind.com/skill/skill-creator.md): [Skill] Guides the agent through writing or improving a skill: clarify intent, draft SKILL.md, run scored evals with and without the skill, then tune the description so it triggers accurately. Official Anthropic skill.
- [Browser Use](https://hebbmind.com/skill/browser-use.md): [Skill] Controls your local Chrome over CDP to navigate, click, type, take screenshots and scrape data, reusing logged-in sessions. Official browser-use skill; install the browser-use CLI with uv first.
- [Humanizer](https://hebbmind.com/skill/humanizer.md): [Skill] Flags and rewrites AI-sounding text using 25 patterns drawn from Wikipedia's 'Signs of AI writing', keeping the meaning without inventing facts. Give it a writing sample to match your own voice.
- [Scientific Agent Skills](https://hebbmind.com/skill/scientific-agent-skills.md): [Skill] 166 research skills maintained by K-Dense (formerly Claude Scientific Skills), spanning bioinformatics, cheminformatics, clinical research, materials and physics, including unified access to 78 public databases such as PubChem and UniProt. Works with Claude Code, Codex and Cursor.
- [Knowledge Work Plugins](https://hebbmind.com/skill/knowledge-work-plugins.md): [Skill] Anthropic's role-based skill collection covering sales, finance, legal, HR, support, marketing, product, design, operations and data analysis: over a hundred skills you can install one at a time. Works best with CRM, data warehouse and other connectors.
- [Customer Billing Ops](https://hebbmind.com/skill/customer-billing-ops.md): [Skill] Resolves subscription billing issues: checks customer and subscription state, separates duplicate purchases, team seats and failed payments, restores self-serve before refunding, and drafts the reply. Needs Stripe or similar tools connected; refunds move real money, so review them.
- [Slack GIF Creator](https://hebbmind.com/skill/slack-gif-creator.md): [Skill] Makes GIFs that follow Slack's recommended size, frame rate, color and length for emoji (128x128) and message GIFs (480x480), with animation tips and tools to assemble and validate them. Built on Python and Pillow. Official Anthropic skill.
- [XLSX](https://hebbmind.com/skill/xlsx.md): [Skill] Creates, edits and analyzes Excel spreadsheets: formulas, formatting, charts and data cleaning, plus conversion between CSV, TSV and other tabular formats. The official Anthropic skill behind Claude's document features; source-available, not open source.
- [Claude API](https://hebbmind.com/skill/claude-api.md): [Skill] Reference for the Claude API and Anthropic SDK: model selection and pricing, streaming, tool use, prompt caching, Managed Agents and more, plus workflows for model migration and prompt audits. Official Anthropic skill.
- [MCP Builder](https://hebbmind.com/skill/mcp-builder.md): [Skill] Guides agents in building quality MCP servers: research the protocol and target API, design tools, implement with Python (FastMCP) or the TypeScript SDK, and write evaluation questions to test the result. Official Anthropic skill.
- [Canvas Design](https://hebbmind.com/skill/canvas-design.md): [Skill] Develops a design philosophy first, then draws posters, illustrations and other static visuals in code, exporting PNG or PDF. Emphasizes original work rather than copying existing artists. Official Anthropic skill.
- [MoneyPrinterTurbo Video Generation](https://hebbmind.com/skill/harry0703-skill.md): [Skill] Official MoneyPrinterTurbo skill: give it a topic or script and the agent installs, configures and produces a short video with voiceover, stock footage, subtitles and music; defaults to Chinese vertical MP4. Needs an LLM API key and a free Pexels key; macOS and Windows.
- [Invoice Organizer](https://hebbmind.com/skill/invoice-organizer.md): [Skill] Reads messy invoices and receipts (PDFs, scans, screenshots), extracts vendor, date and amount, renames and files them by vendor, category or year, keeps originals and can export a CSV for your accountant. Needs an agent with local file access; no account required.
- [last30days](https://hebbmind.com/skill/last30days-skill.md): [Skill] Searches Reddit, X, YouTube, Hacker News, Polymarket and more in parallel for the past 30 days of discussion on a topic, scores it by engagement and summarizes it into a brief. Good for market research and meeting prep. Needs Python 3.12+; some sources need API keys.
- [Marketing Skills](https://hebbmind.com/skill/marketingskills.md): [Skill] Marketing skill collection: 50 skills covering SEO audits, conversion optimization, landing page copy, pricing, paid ads, email and social media, all sharing a common product marketing context. Supports Claude Code, Codex and more.
- [Conversion Rate Optimization (CRO)](https://hebbmind.com/skill/cro.md): [Skill] Conversion rate optimization skill from the marketingskills collection: give it a homepage, landing page, pricing page or form and it diagnoses value proposition, headlines, CTAs, trust signals and friction, returning quick wins, high-impact changes, A/B test ideas and alternative copy.
- [AI SEO](https://hebbmind.com/skill/ai-seo.md): [Skill] AI search optimization (AEO/GEO) skill from the marketingskills collection: checks whether ChatGPT, Perplexity and Google AI Overviews cite your content and suggests rewrites and structure that AI can extract and cite more easily, including llms.txt and structured data.
- [churn-prevention](https://hebbmind.com/skill/churn-prevention.md): [Skill] Helps subscription products reduce churn: designs cancellation flows, save offers and exit surveys, spots churn risk signals, and plans dunning and win-back emails after failed payments. For customer success, lifecycle and growth teams; billing platforms like Stripe need setup on your side.
- [Paid Ads](https://hebbmind.com/skill/ads.md): [Skill] Paid ads advisor: plans campaigns on Google Ads, Meta, LinkedIn, X and more, covering audience targeting, bidding and budgets, account diagnostics and ROAS/CPA optimization. From the marketingskills collection; needs no API key itself.
- [SEO Audit](https://hebbmind.com/skill/seo-audit.md): [Skill] Diagnoses website SEO issues: checks crawling and indexing, Core Web Vitals, metadata and on-page content, and gives prioritized, actionable fixes. From the marketingskills collection.
- [Copywriting](https://hebbmind.com/skill/copywriting.md): [Skill] Writes or rewrites marketing copy for homepages, landing pages, pricing pages and more: first clarifies page goals, audience and selling points, then produces headlines, value propositions and calls to action. From the marketingskills collection.
- [Copy Editing](https://hebbmind.com/skill/copy-editing.md): [Skill] Edits and refreshes existing marketing copy in seven sweeps: clarity, voice, value, proof, specificity, emotion and objection handling, keeping the meaning and author's voice. Can also audit and update stale pages. Complements the copywriting skill; from marketingskills.
- [Scanpy Single-Cell Analysis](https://hebbmind.com/skill/scanpy.md): [Skill] Teaches agents standard single-cell RNA-seq analysis with Scanpy: QC, normalization, PCA/UMAP, clustering, differential expression and plots, with ready-to-run pipeline scripts and guidance on converting Seurat and other R objects to h5ad. Needs Python 3.12+; by K-Dense.
- [Statistical Analysis](https://hebbmind.com/skill/statistical-analysis.md): [Skill] Guides agents to the right statistical method for research data: t-tests, ANOVA, chi-square, regression and Bayesian analysis, checking assumptions, computing effect sizes and power, and reporting results in APA format. Python-based (pingouin, statsmodels); by K-Dense.
- [Database Lookup](https://hebbmind.com/skill/database-lookup.md): [Skill] Unified database lookup skill from K-Dense's scientific collection: reproducibly queries about 80 public database APIs such as PubChem, UniProt, ChEMBL, ClinicalTrials.gov and FRED, returning traceable results with endpoints, parameters and count checks. Some need API keys.
- [team-composition-analysis](https://hebbmind.com/skill/team-composition-analysis.md): [Skill] Plans teams for seed to Series A startups: which roles to hire at each stage and in what order, org structure, plus salary, equity ranges and headcount budget. Compensation benchmarks are 2024 US market data; adjust for your market and have finance and legal review the plan.
- [gl-recon](https://hebbmind.com/skill/gl-recon.md): [Skill] Official Anthropic fund admin skill: matches general ledger and subledger exports for a date or period line by line, lists mismatched amounts, quantities, posting dates and one-sided entries, suggests causes such as timing, FX or mapping, and writes a break report. Needs accountant review.
- [3-statement-model](https://hebbmind.com/skill/3-statement-model.md): [Skill] Completes and populates three-statement financial model templates, linking the income statement, balance sheet and cash flow with formulas and checking that the balance sheet balances and cash ties out, with no hardcoded values. Part of Anthropic's official financial-analysis plugin.
- [Claude for Financial Services](https://hebbmind.com/skill/financial-services.md): [Skill] Anthropic's official financial services skills for investment banking, equity research, private equity, fund admin and wealth management: comps, DCF, LBO, three-statement models, CIMs, earnings reviews, IC memos, GL reconciliation and more. Outputs need expert review.
- [comps-analysis](https://hebbmind.com/skill/comps-analysis.md): [Skill] Official Anthropic comparable company analysis skill: selects listed peers, compiles operating metrics and multiples like EV/EBITDA and P/E with percentiles, and outputs a comps table in Excel for valuation, IPO or financing pricing. Prefers paid sources like FactSet but can use SEC filings.
- [audit-xls](https://hebbmind.com/skill/audit-xls.md): [Skill] Official Anthropic finance skill that checks Excel for formula errors like #REF!, numbers hardcoded in formulas, sum ranges that miss rows and mixed units; on full models it also checks the balance sheet balances and cash ties. Lists issues and fixes and asks before changing anything.
- [clean-data-xls](https://hebbmind.com/skill/clean-data-xls.md): [Skill] Official Anthropic skill for cleaning messy Excel exports: trims spaces, standardizes case and dates, converts text numbers, dedupes, and flags mixed types, garbled text and errors. Keeps originals via helper-column formulas and confirms each step. Works in Claude for Excel; local files need Python.
- [merger-model](https://hebbmind.com/skill/merger-model.md): [Skill] Builds M&A accretion/dilution models: sources and uses, pro forma EPS and goodwill amortization impact, with sensitivities on synergies, premium and cash/stock mix, in an Excel workbook. You supply share prices, EPS and deal terms. From Anthropic's investment-banking plugin; needs expert review.
- [dcf-model](https://hebbmind.com/skill/dcf-model.md): [Skill] Builds a DCF valuation in Excel: pulls figures from SEC filings and research, projects free cash flow, computes WACC and terminal value, and adds sensitivity tables. Derived values are formulas, inputs cite sources, and each step is confirmed with you. From Anthropic's financial-analysis plugin.
- [accrual-schedule](https://hebbmind.com/skill/accrual-schedule.md): [Skill] Builds the month-end accrual schedule: calculates each accrual for the period under company policy, notes the basis and drafts journal entries; drafts only, never posts, for controller review. A skill in Anthropic's official fund-admin plugin; supply your accrual policy list and GL data.
- [lbo-model](https://hebbmind.com/skill/lbo-model.md): [Skill] Official Anthropic LBO modeling skill: builds sources and uses, operating projections, debt schedule and IRR/MOIC returns in an Excel template, with every calculation as a formula and each section checked with you. Works in the Excel add-in or generates files with local Python; needs expert review.
- [Meeting Minutes](https://hebbmind.com/skill/meeting-minutes.md): [Skill] Meeting minutes skill from GitHub's awesome-copilot: turns notes, transcripts or speech-to-text output into structured minutes with attendees, agenda, decisions and action items with owners and due dates, asking when details are missing. Best for internal meetings under an hour.
- [Find Skills](https://hebbmind.com/skill/find-skills.md): [Skill] When a user asks whether a skill exists for some task, searches the skills.sh ecosystem with the skills CLI, then recommends and installs a fit. Maintained by Vercel Labs and shipped in the skills CLI repo.
- [Cash Flow Snapshot](https://hebbmind.com/skill/cash-flow-snapshot.md): [Skill] 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.
- [Social Content Engine](https://hebbmind.com/skill/social-content-engine.md): [Skill] Makes social media routine for small business owners: keeps a rolling content calendar, learns the owner's voice before writing captions, adapts one image per platform, and waits for approval on each post. Image creation needs Canva; Shopify, HubSpot and Mailchimp are optional. By Anthropic.
- [Review and Reputation](https://hebbmind.com/skill/review-reputation.md): [Skill] Collects reviews and complaints from Google, Yelp, Facebook and more, groups them by theme with quotes, and drafts replies in the owner's voice that post only after approval; also finds lapsed customers and drafts win-back messages. Official Anthropic small-business plugin.
- [Email Sequence](https://hebbmind.com/skill/email-sequence.md): [Skill] Designs multi-email marketing sequences for onboarding, lead nurturing, win-back and launches, with full copy for each email, timing, branches and exit conditions, benchmarks and A/B test ideas. No email tool required. Part of Anthropic's official marketing plugin.
- [tax-season-organizer](https://hebbmind.com/skill/tax-season-organizer.md): [Skill] 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.
- [reconciliation](https://hebbmind.com/skill/reconciliation.md): [Skill] 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.
- [vendor-check](https://hebbmind.com/skill/vendor-check.md): [Skill] Gathers all agreements with a vendor from your CLM, CRM, email and drive, lists signed and missing MSAs, DPAs and SOWs, and flags upcoming expirations, auto-renewal notice windows and surviving obligations. Needs those connectors. From Anthropic's legal plugin; verify against originals.
- [Ticket Deflector](https://hebbmind.com/skill/ticket-deflector.md): [Skill] Support for small merchants: reads customer emails, checks orders and refunds in Stripe, PayPal, Square or Shopify, and drafts replies in the owner's voice per your refund policy; can refund via Stripe or Square after explicit approval. Works with pasted emails too. Official from Anthropic.
- [Inventory Planner](https://hebbmind.com/skill/inventory-planner.md): [Skill] 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.
- [Invoice Chase](https://hebbmind.com/skill/invoice-chase.md): [Skill] 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.
- [variance-analysis](https://hebbmind.com/skill/variance-analysis.md): [Skill] 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.

Next page: https://hebbmind.com/tools.md?page=2&type=skill&profession=algorithm%2Cdata%2Coperations%2Cfinance