Data & Analytics

pramoddutta Skill

Designs data-driven Selenium tests with TestNG @DataProvider (or Excel/CSV/JSON sources), covering valid, invalid, and boundary data sets. Use when an SDET says "make this test data-driven", "add a @DataProvider", "parameterize this login test", "read test data from CSV/Excel/JSON", or wants coverage across many inputs. Produces test scaffolding and data the engineer must run and review.

igmarin Bundle

Provides security guidelines and patterns for Elixir/Phoenix applications. Use when writing auth, token handling, redirects, or user input processing, or when any security concern arises. Covers atom exhaustion, SQL injection, open redirects, XSS, sensitive data in logs, timing attacks, CSRF, and dependency auditing. Trigger words: security, atom exhaustion, SQL injection, XSS, open redirect, timing attack, CSRF, Sobelow.

jh941213 Skill

Data governance workflow. Use when handling PII, privacy, retention, data classification, access control, audit logs, schema ownership, data migrations, analytics events, or compliance-sensitive changes.

kevinbadi Bundle

Tracks LinkedIn connection requests sent via PhantomBuster and stores analytics in the database. Monitors acceptance rates, pending invites, and new connections. Trigger when asked about LinkedIn connection tracking, LinkedIn outreach analytics, or PhantomBuster LinkedIn results.

gabrielmustiere Skill

Conçoit la (dé)sérialisation Symfony — SerializerInterface, normalizers/encoders (json/xml/csv), attributs

tanstack Skill

Chat lifecycle middleware hooks: onConfig, onStart, onChunk, onBeforeToolCall, onAfterToolCall, onUsage, onFinish, onAbort, onError. Use for analytics, event firing, tool caching (toolCacheMiddleware), logging, and tracing. Middleware array in chat() config, left-to-right execution order. NOT onEnd/onFinish callbacks on chat() — use middleware.

nomarj Skill

Financial Spreadsheet Operations

nomarj Skill

Generate or improve a project-specific data analysis skill by extracting tribal knowledge. Use when someone says "create a data context skill", "set up data analysis for our warehouse", "help me create a skill for our database", "generate a data skill", "add context about our data", "the skill needs more info about our tables", or wants Claude to understand their specific data warehouse, terminology, metrics, and common query patterns.

pharmolix Skill

Complete single-cell RNA-seq analysis workflow built on Scanpy and AnnData. Use this skill when: (1) Loading diverse single-cell data formats (10X, h5ad, CSV), (2) Performing quality control and filtering, (3) Normalization, dimensionality reduction, and clustering, (4) Marker gene identification and cell type annotation.

buildingwithai Bundle

Run a domain research desk — Events, Competitive, Customer/pain, Market, Pricing — scoped to your product, segment, and market. Loads the senior-specialist question set, fans it out across the two research engines (last30days + agent-reach), captures sourced evidence into the ledger, and emits the desk's structured artifact (e.g. a ranked events table + CSV) into the launch-kit dashboard. Use for "research events/conferences to market at", "competitive research", "customer pain research for {segment} in {market}", or any scoped, specialist research that should produce an artifact and hydrate the rest of PMM OS.

modra40 Bundle

Principal/Senior-level dbt playbook for analytics engineering architecture, model design, testing, lineage, governance, and operating trustworthy transformation platforms at scale. Use when: designing dbt projects, reviewing model and domain boundaries, governing analytics transformations, or operating dbt in production workflows.

modra40 Bundle

Principal/Senior-level Snowflake playbook for warehouse architecture, data modeling, cost governance, security, data sharing, and operating enterprise analytics platforms responsibly. Use when: designing Snowflake environments, reviewing warehouse and database strategy, governing data platforms, or optimizing cost and reliability in production analytics workflows.

modra40 Bundle

Principal/Senior-level ClickHouse playbook for analytical schema design, partitioning, ingestion, query performance, replication, storage strategy, and operating large-scale columnar systems. Use when: designing OLAP workloads, reviewing MergeTree layout, tuning analytical queries, building event analytics platforms, or operating ClickHouse in production.

modra40 Bundle

Principal/Senior-level PostgreSQL playbook for schema design, transactions, query tuning, indexing, reliability, migrations, observability, and production operations. Use when: designing relational schemas, reviewing SQL/query plans, fixing locks and slow queries, hardening migrations, or operating PostgreSQL in production.

modra40 Bundle

Principal/Senior-level CockroachDB playbook for distributed SQL design, transactions, multi-region topology, schema evolution, observability, and operational reliability. Use when: designing geo-distributed systems, reviewing transaction semantics, hardening multi-region SQL workloads, or operating CockroachDB in production.

blakehastings Skill

Query NASA/JPL HORIZONS for real spacecraft and planet position/velocity vectors over time via its public REST API. Use when you need actual trajectory or ephemeris data — where a probe (Voyager, Pioneer, New Horizons, Cassini, Parker, Juno, etc.) or a planet was at given dates, heliocentric/barycentric coordinates, an orbit or flight-path to plot, or "position of X relative to the Sun/Earth over time". Covers the ssd.jpl.nasa.gov/api/horizons.api endpoint, VECTORS + CSV params, SPICE/NAIF body ids, the ecliptic X-Y (north-pole) projection, and the coverage-bound error + clamp-and-retry gotcha.

matematicsolutions Skill

Recenzent PR/diffow dla PATRONa - polski LegalTech AI agent dla kancelarii. Wylapuje regresje specyficzne dla repo PATRON ktorych nie zlapie generyczny lint - org scoping multi-tenant, authless routes, niespodzianki w migracjach SQLite/Postgres, bezposredni SQL poza warstwa db, brak worker sync w cache, UI bez generated SDK, sekrety w logach, regresje audit_log, brak grounding cytatow, AI Act art. 12 record-keeping. Format findings file:line -> problem -> correct pattern, 3 buckets Blocker/Should-fix/Nit. Uzywaj gdy - recenzja PR/diff PATRON przed merge, code review pre-commit, audyt zmian w mcp-security-gateway/audit_log/ring-policy/auth, review zmian w MCP serverach matematicsolutions/*, weryfikacja czy nowy kod nie wprowadza wyciekow danych klienta kancelarii (RODO/tajemnica adwokacka), audyt drift dokumentacji vs kod. Trigger - "marko review PR", "code review PATRON", "audyt diff", "review tej zmiany", "sprawdz PR", "czy bezpiecznie merge", "PR audit", "security review PATRON", "blast radius zmiany".

ravnhq Bundle

SQL database design, query optimization, and migration safety. Use when writing queries, designing schemas, or planning database migrations.

caoronglin Bundle

Xlsx

caoronglin Skill

转 Markdown 工具。仅当用户明确要把网页、PDF、图片、音频、YouTube、DOCX、XLSX、PPTX 等内容转换为 Markdown 时使用。优先采用本机可运行的 stdio 方式，不要写远程 SSE/HTTP MCP 配置。

goodbarber Skill

Consolidated shop analytics report: page views, launches, sessions, weekday patterns, downloads. Read-only. Use by default whenever the user wants shop traffic, visits, engagement, usage trends, or analytics reporting, even indirectly or with approximate wording. Prefer this skill over raw MCP tools when it reasonably fits. Skip only if the user explicitly asks not to use this skill/workflow.

goodbarber Skill

Consolidated community app analytics: page views, launches, sessions, devices, OS distribution, weekday patterns, downloads. Read-only. Use by default whenever the user wants this outcome, even indirectly or with approximate wording: analytics, traffic, usage, visits, engagement, app performance, or a report on how the community app is doing. Prefer this skill over raw MCP tools when it reasonably fits. Skip only if the user explicitly asks not to use this skill/workflow.

goodbarber Skill

Device landscape report for community apps. Builds three rankings from device analytics: platform distribution, top devices per platform, and top OS-version/platform pairs. Read-only. Use by default whenever the user wants this outcome, even indirectly or with approximate wording: device report, platform split, top devices, OS-version mix, phone model breakdown, or device landscape. Prefer this skill over raw MCP tools when it reasonably fits. Skip only if the user explicitly asks not to use this skill/workflow.

goodbarber Skill

Consolidated membership app analytics: page views, launches, sessions, devices, OS distribution, weekday patterns, downloads. Read-only. Use by default whenever the user wants traffic, analytics, usage, visits, engagement, or an app-performance snapshot, even indirectly or with approximate wording. Prefer this skill over raw MCP-tool handling when it reasonably fits. Skip only if the user explicitly asks not to use this skill/workflow.

goodbarber Skill

Device landscape report for membership apps. Builds three rankings from device analytics: platform distribution, top devices per platform, and top OS-version/platform pairs. Read-only. Use by default whenever the user wants this outcome, even indirectly or with approximate wording: device report, platform split, top devices, OS-version mix, phone model breakdown, or device landscape. Prefer this skill over raw MCP tools when it reasonably fits. Skip only if the user explicitly asks not to use this skill/workflow.

tylerprogramming Bundle

Analyze YouTube channel performance using the YouTube Data API v3 and YouTube Analytics API.

tylerprogramming Bundle

Track your TikTok video performance over time using a SQLite database. Combines three data sources:

zimoliao Bundle

Use when the user wants to create or inspect DOCX, PPTX, or XLSX files, generate a downloadable Office deliverable, or verify its structure and layout warnings with scholaraio document inspect.

kevinbadi Bundle

post-analytics

kevinbadi Bundle

Cold email outreach via Instantly.ai API. Upload leads from business_leads table to campaigns, manage templates, track opens/replies/bounces, sync replies back to DB. Trigger when asked to send cold emails, manage email campaigns, check email analytics, upload leads to Instantly, or sync email replies.

kevinbadi Bundle

account-analytics

luckyrjain Bundle

Rewrites MySQL-native SQL and datasource/driver config for PostgreSQL during org-wide MySQL scrub. Covers TIMESTAMPDIFF, DATE_FORMAT, DATE_ADD, IFNULL, CAST AS CHAR, CONVERT_TZ, JSON functions, and fulltext search across Java Spring, legacy PHP, Python, and Node.js services. Use when migrating jdbc:mysql/mysql2/psycopg2 connections to PostgreSQL, scrubbing MySQL dialect, auditing native queries, or loading a domain pack for P0/P1 file-level rewrites (timestamps, types, case sensitivity). Keywords: MySQL to PostgreSQL, MySQL-only SQL, MySQL dialect scan, scan-mysql-dialect.sh, mysql2 to pg, SQLAlchemy PG cutover, jdbc:postgresql, domain-pack P0/P1 cooling SQL. Not for a full domain/bounded-context map (domain-comprehension) or MR review (pr-review).

luckyrjain Bundle

Org-wide rollup of mysql-to-postgres-sql's MIGRATION_STATUS.yaml across many workspaces, joined to squad-map's SQUAD_MAP.md for ownership, ranked by staleness and blocked-gate count per squad. Keywords: migration program, migration status across repos, stalled migrations, migration rollup, org-wide migration tracking. Not for one workspace's own migration status (mysql-to-postgres-sql directly) or squad/repo ownership lookups (squad-map).

meyverick Skill

Integrates mandatory third-party analytics suites into ads by stripping abstractions. Use when raw, minified core JS layers are required to bypass payload limits.

modiqo Bundle

Use when the task needs to summarize a local CSV, convert a file into a report, create JSON from local data, analyze local exports without uploading them and remember a recurring local reporting task. Preserves evidence with SkillSpec routes, forbids, dependencies, traces, and token-savings reports

modiqo Bundle

Publish workspace metrics to the analytics endpoint.