Data & Analytics

yuuqq Bundle

Use this skill for processing and analyzing large tabular datasets (billions of rows) that exceed available RAM. Vaex excels at out-of-core DataFrame operations, lazy evaluation, fast aggregations, efficient visualization of big data, and machine learning on large datasets. Apply when users need to work with large CSV/HDF5/Arrow/Parquet files, perform fast statistics on massive datasets, create visualizations of big data, or build ML pipelines that do not fit in memory.

yuuqq Bundle

Fast in-memory DataFrame library for datasets that fit in RAM. Use when pandas is too slow but data still fits in memory. Lazy evaluation, parallel execution, Apache Arrow backend. Best for 1-100GB datasets, ETL pipelines, faster pandas replacement. For larger-than-RAM data use dask or vaex.

yuuqq Bundle

Statistical visualization with pandas integration. Use for quick exploration of distributions, relationships, and categorical comparisons with attractive defaults. Best for box plots, violin plots, pair plots, heatmaps. Built on matplotlib. For interactive plots use plotly; for publication styling use scientific-visualization.

oceanfsdfsvfdsvs Skill

Catch risky CSV or TSV imports before upload by validating schema, required fields, duplicates, type coercion, enum drift, and destructive update risk.

tbc-servicos Bundle

Aplica os princípios de Clean Architecture (livro de Robert Martin, o Uncle Bob) ao desenvolvimento ADVPL/TLPP — regra de dependência, separação em camadas (domínio, caso de uso, adaptador, framework Protheus), SOLID em TLPP OO e organização de fontes por domínio. Use quando o dev pedir para "organizar em camadas", "desacoplar regra de negócio", "aplicar clean architecture", "aplicar SOLID", "onde colocar essa regra", "separar SQL da regra", "estruturar um desenvolvimento grande" ou quando o brainstorm/plan/reviewer precisar de critério estrutural de design.

zhizhunbao Bundle

When the user mentions data analysis or uploads an Excel file, this skill must be used. Comprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization. When user needs to work with spreadsheets (.xlsx, .xlsm, .csv, .tsv, etc) for: (1) Creating new spreadsheets with formulas and formatting, (2) Reading or analyzing data, (3) Modify existing spreadsheets while preserving formulas, (4) Data analysis and visualization in spreadsheets, or (5) Recalculating formulas

kjgarza Bundle

Comprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization. When Claude needs to work with spreadsheets (.xlsx, .xlsm, .csv, .tsv, etc) for: (1) Creating new spreadsheets with formulas and formatting, (2) Reading or analyzing data, (3) Modifying existing spreadsheets while preserving formulas, (4) Data analysis and visualization in spreadsheets, or (5) Recalculating formulas

xiaomimimo Bundle

Route broad Data Analytics requests to the appropriate quantitative analysis, visualization, dashboard, report, notebook, KPI, market-sizing, validation, or semantic-layer workflow.

24601 Skill

Pre-landing PR review. Analyzes diff against the base branch for SQL safety, LLM trust boundary violations, conditional side effects, and other structural issues. Use when asked to "review this PR", "code review", "pre-landing review", or "check my diff". Proactively suggest when the user is about to merge or land code changes.

brainally Skill

Generate SQL queries from natural language descriptions. Supports BigQuery, PostgreSQL, MySQL, and other dialects. Reads database schemas from uploaded diagrams or documentation. Use when writing SQL, building data reports, exploring databases, or translating business questions into queries.

nvidia Bundle

Query the host-side source-etls REST mirror for GitHub discussions, historical GitHub mirror data, and NVIDIA forums research.

muratmirgun Skill

Use when writing, reviewing, or debugging Go code that talks to a SQL database (PostgreSQL, MySQL, MariaDB, SQLite). Covers library choice (database/sql, sqlx, sqlc, pgx, GORM trade-offs), parameterized queries, context propagation, NULL handling, scanning, transactions and isolation, connection pool tuning, and migration tooling. Apply when adding repository code, refactoring SQL, or auditing for missing rows.Close()/QueryContext.

rrezartprebreza Bundle

Use when building batch jobs, ETL pipelines, scheduled imports/exports, or any chunk-oriented bulk processing with Spring Batch. Covers the Spring Batch 6 / Boot 4 builder API, resourceless vs JDBC job repositories, restartability and idempotent job parameters, reader/writer thread-safety, fault tolerance, and chunk transaction boundaries.

rrezartprebreza Bundle

Use when creating database migrations, schema changes, seed data, or any SQL that modifies database structure. Covers Flyway naming conventions, versioning, and safe migration patterns.

x-cmd Skill

CSV 數據處理 —— 查看、過濾、轉換、合併表格數據。 零門檻 —— 配合 x-cmd、Python、awk 使用。 適用於 "csv"、"data"、"table"、"spreadsheet"、"conversion"。

anton-abyzov Bundle

Google Workspace CLI (gws) — unified command-line tool for Gmail, Drive, Sheets, Docs, Calendar, Chat, Admin, and 40+ Google APIs. Use this skill when the user wants to interact with any Google Workspace service from the terminal or via AI agents, set up gws authentication, configure the gws MCP server, manage Google Drive files, read or send Gmail, create or query Google Sheets, edit Google Docs, manage Calendar events, or automate any Google Workspace workflow. Also activate when the user mentions 'gws', 'google workspace cli', 'google drive cli', 'gmail from terminal', 'sheets api', 'google docs api', 'gws mcp', 'workspace automation', or asks to 'list my drive files', 'send email via cli', 'read my calendar', 'update spreadsheet', 'create a google doc'. Do NOT activate for native Claude MCP integrations (claude_ai_Gmail, claude_ai_Google_Calendar) unless the user explicitly wants to use gws instead, or needs services not covered by native integrations (Sheets, Docs, Drive, Chat, Admin).

mphinance Bundle

Quantifies market breadth health using TraderMonty's public CSV data. Generates a 0-100 composite score across 6 components (100 = healthy). No API key required. Use when user asks about market breadth, participation rate, advance-decline health, whether the rally is broad-based, or general market health assessment.

xpert-ai Bundle

Primary router for Data Analytics. Use when the plugin is at-mentioned or for data work where source-backed analysis, quantitative reasoning, analytical delivery, or reusable data context may be useful; examples include analyzing data, explaining or diagnosing metrics, validating data or results, creating data visualizations, building analytics reports or dashboards, working with notebooks or spreadsheets, designing KPIs, sizing opportunities, and saving reusable data context for future analysis.

xpert-ai Bundle

Use this skill when a user requests to create, modify, analyze, visualize, or work with spreadsheet files (`.xlsx`, `.xls`, `.csv`, `.tsv`) or Google Sheets-targeted spreadsheet artifacts with formulas, formatting, charts, tables, and recalculation.

xpert-ai Bundle

Load or manage the Data Analytics plugin's durable source-routing preferences, onboarding logic, setup progress, and semantic-layer registry.

context-labs Bundle

Go database access — parameterized queries, struct scanning, NULLable columns, transactions, isolation levels, SELECT FOR UPDATE, connection pool, migrations. Use for PostgreSQL, MariaDB, MySQL, SQLite; database testing; or database/sql, sqlx, pgx. Does NOT generate schemas or migrations.

context-labs Bundle

Security best practices for Golang — injection (SQL, command, XSS), cryptography, filesystem safety, network security, cookies, secrets, memory safety, logging. Apply when writing, reviewing, or auditing Go code for security, or on risky code involving crypto, I/O, secrets, user input, auth.

photonics-dhl Skill

Statistical visualization with pandas integration. Use for quick exploration of distributions, relationships, and categorical comparisons with attractive defaults. Best for box plots, violin plots, pair plots, heatmaps. Built on matplotlib. For interactive plots use plotly; for publication styling use scientific-visualization.

photonics-dhl Bundle

文档处理技能集。用于处理 Word (docx)、PDF、PowerPoint (pptx)、Excel (xlsx) 等办公文档。 当用户需要创建、编辑、分析文档时触发。 包含完整的文档创建规范、样式指南、公式验证等。

the-hugin Skill

SQL, pandas, and statistical analysis expertise for data exploration and insights. Use when: analyzing data, writing SQL queries, using pandas, performing statistical analysis, or when user mentions data analysis, SQL, pandas, statistics, or needs help exploring datasets.

woocommerce Skill

Use when the merchant asks to triage refunds, returns, refund spikes, high refund rates, refund leakage, refunded products, refunded countries, refund timing, or what is driving refunds. Produces a merchant-friendly WooCommerce refund diagnostic using existing analytics tools, with aggregated data only, no customer PII, and no suggestions to build new tools.

woocommerce Skill

Use when the merchant asks about tax collected, VAT or sales-tax totals, tax returns, tax reconciliation, shipping tax, refunded tax, pending tax, tax by rate or jurisdiction, or why tax figures differ from WooCommerce admin. Produces a merchant-friendly WooCommerce tax collection and reconciliation readout using existing analytics tools, with aggregated data only, no customer PII, and no suggestions to build new tools.

woocommerce Skill

Use when the merchant asks why revenue is down, why sales dropped, what changed in a soft period, whether a revenue dip is serious, or what is driving a month-over-month/week-over-week decline. Produces a merchant-friendly WooCommerce revenue-drop diagnostic using existing analytics tools, with aggregated data only, no customer PII, and no suggestions to build new tools.

woocommerce Skill

Use when the merchant asks for a weekly store review, asks "Give me my weekly store review", asks how the store did this week, or wants a last-7-days WooCommerce performance summary. Produces a merchant-friendly review using Hey Woo analytics tools, with revenue, orders, customers, products, attribution, refunds, and prioritised next actions.

woocommerce Skill

Use when the merchant asks about customer lifetime value, best customers over time, repeat buyers, one-time versus repeat purchasing, cohort retention, reorder cadence, loyalty opportunities, or whether recent customers are becoming more valuable. Produces a merchant-friendly WooCommerce customer value review using existing analytics tools, with aggregated and pseudonymised data only, no customer PII, and no suggestions to build new tools.

woocommerce Skill

Use when the merchant asks about stock risk, inventory risk, out-of-stock or low-stock products, products to restock or watch, slow-moving stocked products, or sale-priced products with stock issues. Produces a merchant-friendly WooCommerce inventory risk review using existing catalogue and analytics tools, with aggregated data only, no customer PII, no forecasts, and no suggestions to build new tools.

woocommerce Skill

Use when the merchant asks how payment methods are performing, which gateways drive paid revenue, whether on-hold orders are concentrated by method, how failed orders look alongside payment mix, whether payment labels are blank, or which payment settings need checking. Produces a merchant-friendly WooCommerce payment-method review using existing analytics tools, with aggregated data only, no customer PII, no processor-reversal claims, and no suggestions to build new tools.

woocommerce Skill

Use when the merchant asks whether coupons are working, which coupon codes are performing, whether discounting is eating margin, what a promotion cost, which coupons drive new customers, or which codes need attention. Produces a merchant-friendly WooCommerce coupon performance triage using existing analytics tools, with aggregated data only, no customer PII, and no suggestions to build new tools.

woocommerce Skill

Use when the merchant asks which products are performing best, what changed in product mix, which products entered or dropped out of top sellers, which categories or SKUs are carrying sales, which products did not move, or which product refund signals deserve attention. Produces a merchant-friendly WooCommerce product trading review using existing analytics tools, with aggregated data only, no customer PII, no forecasts, and no suggestions to build new tools.

woocommerce Skill

Use when the merchant asks how customer acquisition is performing, whether new customers are growing, which channels brought first-time customers, how new customers compare with returning customers, or what practical acquisition actions to take. Produces a merchant-friendly WooCommerce customer acquisition review using existing analytics tools, with aggregated data only, no customer PII, no forecasts, and no suggestions to build new tools.

woocommerce Skill

Use when the merchant asks which countries are driving revenue, orders, customers, refunds, or geographic mix changes; whether revenue is concentrated by country; which country-level signals need operational attention; or whether tax-threshold context is relevant. Produces a merchant-friendly WooCommerce billing-country performance review using existing analytics tools, with aggregated data only, no customer PII, no legal or tax advice, and no suggestions to build new tools.