# Tools > Every listed resource, editors’ picks first. The filters below can be combined. - Search: append `?q=` to the URL. Separate several keywords with spaces; all of them must match. Matches name, repository, tags, professions, description and README. - Filter by type: append `?type=` to the URL. - Filter by profession: append `?profession=` to the URL. Separate several ids with commas; a resource matches when it suits any of them. Ids are listed at https://hebbmind.com/api/v1/professions - Filter by tag: append `?tag=` to the URL. Separate several tags with commas; a resource must carry all of them. Tags are listed at https://hebbmind.com/api/v1/tags Type Skill, Resources for ML / AI or Data analysis or Customer support: 89 items. > - ML / AI: Model training, evaluation and LLM application development. > - Data analysis: Querying, statistical analysis, reporting and visualization. > - Customer support: Tickets, customer questions, knowledge-base upkeep and service quality. - [Skill Creator](https://hebbmind.com/es/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/es/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. - [Scientific Agent Skills](https://hebbmind.com/es/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. - [Customer Billing Ops](https://hebbmind.com/es/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. - [XLSX](https://hebbmind.com/es/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/es/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/es/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. - [churn-prevention](https://hebbmind.com/es/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. - [Scanpy Single-Cell Analysis](https://hebbmind.com/es/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. - [Database Lookup](https://hebbmind.com/es/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. - [Statistical Analysis](https://hebbmind.com/es/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. - [clean-data-xls](https://hebbmind.com/es/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. - [audit-xls](https://hebbmind.com/es/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. - [Find Skills](https://hebbmind.com/es/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. - [persona-customer-support](https://hebbmind.com/es/skill/persona-customer-support.md): [Skill] Support persona skill for the gws CLI: triages support-labeled Gmail, turns emails into tasks, logs tickets in Google Sheets, escalates urgent issues to Chat and books follow-ups. Needs gws authorized via your own Google Cloud project plus its companion skills; not officially supported by Google. - [customer-research](https://hebbmind.com/es/skill/customer-research.md): [Skill] Before replying to a customer, verifies answers across the knowledge base, past tickets, CRM and chat history, grades confidence and cites sources; can also find whether an issue was reported before or what a customer was told. From Anthropic's official customer-support plugin. - [customer-escalation](https://hebbmind.com/es/skill/customer-escalation.md): [Skill] Packages customer issues that need engineering, product or leadership into an escalation brief with scope, repro steps, business impact, asks and deadline, and decides who to escalate to. Support and CRM connectors add context automatically. Part of Anthropic's official customer-support plugin. - [Review and Reputation](https://hebbmind.com/es/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. - [Performance Report](https://hebbmind.com/es/skill/performance-report.md): [Skill] Turns campaign or channel data into weekly, monthly or quarterly marketing reports: executive summary, key metrics and period-over-period trends, wins and misses, and next-period priorities. Connect analytics tools or just paste tables or key numbers. From Anthropic's knowledge-work-plugins. - [Ticket Deflector](https://hebbmind.com/es/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. - [people-report](https://hebbmind.com/es/skill/people-report.md): [Skill] Generates people analytics reports from employee data: headcount snapshots, voluntary and involuntary attrition, diversity metrics, spans of control and flight risk, with findings and recommendations for leadership. Needs an uploaded employee CSV or a connected HRIS. Official from Anthropic. - [SQL Queries](https://hebbmind.com/es/skill/sql-queries.md): [Skill] Anthropic's official data skill that guides agents to write, translate and optimize SQL across Snowflake, BigQuery, Databricks, PostgreSQL and other warehouse dialects, including CTEs, window functions and analytical aggregations. - [ticket-triage](https://hebbmind.com/es/skill/ticket-triage.md): [Skill] Triages support tickets: extracts the issue and urgency signals, categorizes and assigns P1 to P4 priority, checks for duplicates or known issues, suggests the team to route to and drafts the first response. Part of Anthropic's official customer-support plugin. - [Customer Health](https://hebbmind.com/es/skill/customer-health.md): [Skill] Account health checks for customer success managers: pulls CRM, email, calendar and call notes to score relationship, engagement, commercial (renewal and expansion), support and value delivery red/yellow/green, and can prep a QBR agenda. CRM preferred; uploads work. Official from Anthropic. - [Renewal Radar](https://hebbmind.com/es/skill/renewal-radar.md): [Skill] Lists renewals coming up in the next few months, flags churn risk and expansion opportunities from signals like usage, key contact changes and open complaints, and checks for missing or wrong renewal opportunities in the CRM. Needs a CRM or uploaded contract exports. Official from Anthropic. - [kb-article](https://hebbmind.com/es/skill/kb-article.md): [Skill] Turns resolved tickets, common questions or workarounds into publish-ready knowledge base articles, structured as how-to guides, troubleshooting, FAQs or known issues, and optimized for search. From Anthropic's official customer-support plugin. - [draft-response](https://hebbmind.com/es/skill/draft-response.md): [Skill] Drafts customer-facing replies tuned to the situation and relationship: product questions, outage notices, bad news like delays or won't-fix, declined feature requests and billing disputes, with adjustable tone. From Anthropic's official customer-support plugin; review before sending. - [Customer Voice](https://hebbmind.com/es/skill/customer-voice.md): [Skill] Pulls verbatim customer quotes on a topic from call transcripts, meeting notes and emails, tagging each with speaker, account and date, and summarizes recurring themes into voice-of-customer findings for product and marketing. Connect Gong, email or drive, or upload transcripts. By Anthropic. - [Customer Success Manager](https://hebbmind.com/es/skill/customer-success-manager.md): [Skill] For SaaS customer success teams: three standard-library Python scripts turn customer data into health scores, churn-risk tiers and ranked expansion opportunities, with reproducible results. Needs Python and customer data in the sample JSON format. Part of the claude-skills collection. - [Google Agent Skills](https://hebbmind.com/es/skill/google-google-skills.md): [Skill] Google's official skill library, focused on Google Cloud: 100+ skills for gcloud, Cloud Run, GKE, BigQuery, IAM, monitoring and logging, and the Well-Architected Framework, plus Ads and Analytics. - [BigQuery Basics](https://hebbmind.com/es/skill/bigquery-basics.md): [Skill] Manages BigQuery datasets, tables and jobs with the bq and gcloud CLIs, runs SQL queries and loads data, with references for client libraries, MCP and Terraform. Google's official skill; requires a Google Cloud project. - [Google Ads API Account Performance Diagnostics](https://hebbmind.com/es/skill/google-ads-api-account-diagnostics.md): [Skill] Google's official skill that queries account data through the Google Ads MCP server to diagnose conversion drops, falling leads and impression share lost to bids, budgets or ad rank. Needs a Google Ads account, API credentials (developer token and OAuth) and Python 3.12. - [Agent Skills for Context Engineering](https://hebbmind.com/es/skill/agent-skills-for-context-engineering.md): [Skill] Context and harness engineering skills: context fundamentals, degradation diagnosis and compression, multi-agent architectures, memory systems, tool design, LLM-as-judge evaluation and self-improvement loops. Focused on principles and design patterns, not tied to any agent platform. - [lark-sheets (Lark Sheets)](https://hebbmind.com/es/skill/lark-sheets.md): [Skill] Official Lark (Feishu) skill to create and edit Lark Sheets: formulas, charts and pivot tables, conditional formatting and filters, plus import and export of local Excel/CSV, for summaries, budgets and reports. Needs lark-cli on a machine with Node.js, plus app setup and authorization. - [lark-base (Lark Base)](https://hebbmind.com/es/skill/lark-base.md): [Skill] Official Lark (Feishu) skill for Lark Base: create tables, add fields, add and edit records, build views, forms and dashboards, or apply ready-made templates, good for sign-ups, asset registers and trackers. Needs lark-cli on a machine with Node.js, plus app setup and authorization. - [ARIS (Auto-claude-code-research-in-sleep)](https://hebbmind.com/es/skill/auto-claude-code-research-in-sleep.md): [Skill] Lets Claude Code push ML research forward unattended: literature review, topic selection, experiment deployment, cross-model review loops and paper writing through rebuttal, in 80+ skills. Codex acts as the independent reviewer by default; other model pairings work too. - [Support Ticket Triage](https://hebbmind.com/es/skill/support-ticket-triage.md): [Skill] Helps support teams categorize and prioritize tickets, emails or chat logs and suggest next steps; drafts replies, organizes repro steps and reminds you to redact customer data before sharing. Works with exports from Zendesk, Intercom and others or pasted chats; no account or API key needed. - [Prompt Master](https://hebbmind.com/es/skill/prompt-master.md): [Skill] Writes precise prompts for a specific AI tool: identifies the target tool, extracts your intent, asks at most three questions if details are missing, then outputs a lean, paste-ready prompt. Covers dozens of tools including ChatGPT, Claude Code, Cursor, Midjourney and Sora. - [minimax-xlsx](https://hebbmind.com/es/skill/minimax-xlsx.md): [Skill] MiniMax's official Excel skill: read, analyze, create, edit and validate xlsx files and fix broken formulas. Edits existing files at the XML level to keep formatting, formulas and pivot tables; writes results as formulas with finance-style color coding. Needs Python (pandas); LibreOffice optional. - [AI Research Skills](https://hebbmind.com/es/skill/ai-research-skills.md): [Skill] Nearly 100 skills spanning the AI research workflow: ideation and literature review, fine-tuning and post-training, distributed training, inference serving, evaluation, interpretability and paper writing, tied together by an autoresearch orchestration skill. - [Hugging Face LLM Trainer](https://hebbmind.com/es/skill/huggingface-llm-trainer.md): [Skill] Lets agents fine-tune language and vision models with TRL or Unsloth on Hugging Face Jobs cloud GPUs, supporting SFT, DPO, GRPO and reward models, and convert results to GGUF for local use. Requires an HF Pro or higher paid plan. Maintained by Hugging Face. - [Hugging Face Skills](https://hebbmind.com/es/skill/huggingface-skills.md): [Skill] Hugging Face's official skills: manage Hub models and datasets with the hf CLI, fine-tune language and vision models, run model evaluations, and build Gradio apps deployed to Spaces. Needs an HF account; cloud training on HF Jobs requires a paid plan. - [Hugging Face CLI (hf-cli)](https://hebbmind.com/es/skill/hf-cli.md): [Skill] Teaches agents the Hugging Face Hub CLI hf: search and download models, manage datasets, Spaces, Buckets and repos, and run Jobs and inference endpoints. The skill content is generated from your local CLI, so install hf first. Maintained by Hugging Face. - [Scientific Figure Making](https://hebbmind.com/es/skill/scientific-figure-making.md): [Skill] Publication-quality matplotlib plotting skill from a Yale PhD student: bar charts, trends, heatmaps and multi-panel figures with consistent fonts, colors and export settings, plus real plotting scripts from papers published in venues like Nature Machine Intelligence. Needs Python. - [Research Paper Writing Skills](https://hebbmind.com/es/skill/research-paper-writing-skills.md): [Skill] Turns Peng Sida's public research-writing notes into a skill: revises abstracts, introductions, methods and experiments of ML/CV/NLP papers from a reviewer's view, checks that each claim has experimental evidence, and runs a pre-submission self-check. Pure methodology, no API key. - [Life Science Research](https://hebbmind.com/es/skill/openai-skills-5.md): [Skill] OpenAI's official life-science skills: 49 skills query public databases such as UniProt, ClinVar, gnomAD and AlphaFold through Python scripts, with a router skill that breaks down questions, normalizes entities and compiles sourced evidence. Written mainly for Codex. - [Jupyter Notebooks](https://hebbmind.com/es/skill/jupyter-notebook.md): [Skill] Creates, edits and validates reproducible Python and SQL Jupyter notebooks: organizes cells as reports or tutorials, checks conclusions against actual output and reruns top to bottom before handoff. Maintained by OpenAI in the Data Analytics plugin of openai/plugins. - [Build Web Data Visualization](https://hebbmind.com/es/skill/openai-openai-skills.md): [Skill] OpenAI's official set of 18 web data visualization skills: chart selection and critique, D3, Canvas, Three.js, maps, statistical uncertainty, live dashboards, Gantt charts, UML and scrollytelling. Ships with a Codex plugin; installed alone, the plugin-level references are missing. - [Data Analytics](https://hebbmind.com/es/skill/openai-skills.md): [Skill] OpenAI's official data analytics skills: data quality assessment, KPI design, metric anomaly diagnosis, dashboards and analysis reports, market sizing and notebooks. Ships with a Codex plugin; some skills depend on its runtime. - [Notion Knowledge Capture](https://hebbmind.com/es/skill/notion-knowledge-capture.md): [Skill] Turns conversations and notes into structured Notion pages such as team wikis, how-to guides, decision records and FAQs, linked to related pages. From OpenAI's official plugin repo (developer: Notion); needs the Notion MCP. Next page: https://hebbmind.com/es/tools.md?page=2&type=skill&profession=algorithm%2Cdata%2Csupport