SQL · For data scientists

Analyzes uploaded Excel and CSV files with SQL through DuckDB, producing schema inspections, statistical summaries and exports to CSV, JSON or Markdown.

bytedance/deer-flow

A skill your agent uses when adding a DB migration or a new column/field to a Becca entity in Trilium ("add a migration", "new column on notes/attributes", "ALTER TABLE", "add a field to…

TriliumNext/Trilium

A skill your agent uses when the user has tabular data (pandas DataFrame, parquet, csv, Arrow, json) and wants to filter, group, aggregate, join, or speed up slow pandas.

vemetric/vemetric

Implement, fix, refactor, or remove repository code under required scope, non-regression, verification, and review gates.

apache/shardingsphere

A skill your agent uses to analyze an existing PostgreSQL database and identify which tables should be converted to Timescale/TimescaleDB hypertables.

timescale/pg-aiguide

Creates and updates OrchardCore data migrations (DataMigration classes with CreateAsync/UpdateFromX).

OrchardCMS/OrchardCore

World-class data science skill for statistical modeling, experimentation, causal inference, and advanced analytics.

Raidriar7170/hermes-skilleval

A skill your agent uses for an open dbt-databricks pull request, including your own PR or a fork PR, to assess merge readiness and optionally repair selected gaps on the PR head branch.

databricks/dbt-databricks

Master SQL query optimization, indexing strategies, and EXPLAIN analysis to dramatically improve database performance and eliminate slow queries.

ynulihao/AgentSkillOS

Reference for all AI tools available in DBX Studio's AI chat system.

Dbxstudio/dbx-studio

Analyse whether a SQL query is portable across database implementations using sqlglot transpilation.

HL7/sql-on-fhir

Analyze indexed Aily chat session history for prior decisions, tool executions, project summaries, usage tips, and session-store reindexing.

ailyProject/aily-blockly

ktx's semantic layer - a structured catalog of sources (tables/views), measures, joins, and segments expressed as YAML.

Kaelio/ktx

Query AutoRAG-Research pipeline results using natural language.

NomaDamas/AutoRAG-Research

A skill your agent uses when creating, editing, reviewing, or troubleshooting Bruin semantic layer models, semantic query CLI usage, metric and dimension definitions, joins, segments, filters…

bruin-data/bruin

Queries the data warehouse with SQL and answers business questions about data.

astronomer/agents

Create DAC dashboards by writing YAML or TSX dashboard definition files.

bruin-data/bruin

Queries, manages, and troubleshoots Apache Airflow using the af CLI.

astronomer/agents

Analyse GC2/Centia Parquet snapshots with DuckDB by walking the STAC catalog.json in the snapshot store — find datasets, decide whether a dataset has geometry (and in which CRS), read one snapshot…

mapcentia/geocloud2

Build and troubleshoot Cloudflare Basin analytics workflows with Basin Pipelines, Basin Catalog, and Basin SQL.

cloudflare/skills

Rules for charts and visualization. An agent skill from FrankChen021/datastoria.

FrankChen021/datastoria

Query Finelog logs and telemetry for Iris tasks, workers, profiles, training, vLLM, and cross-cluster forwarding.

marin-community/marin

Chart and visualization generation for DBX Studio. An agent skill from Dbxstudio/dbx-studio.

Dbxstudio/dbx-studio

A skill your agent uses when the user is writing datafusion-python (Apache DataFusion Python bindings) DataFrame or SQL code.

apache/datafusion-python

Databricks SQL (DBSQL) advanced features and SQL warehouse capabilities.

databricks/databricks-agent-skills

Find every OWID surface that references a chart, indicator, MDIM, or explorer — articles (links vs embeds), explorers, narrative charts, data insights, static viz, key-chart slots, MDIM views.

owid/etl

A skill your agent uses when answering a question that needs data from a ktx-connected database - investigating, analyzing, "how many", "show me", "what's the breakdown of", finding records by…

Kaelio/ktx

Manage Redash queries and dashboards on Mozilla's STMO (sql.telemetry.mozilla.org) using stmo-cli.

SAP/project-foxhound

A skill your agent uses when generating or regenerating Drizzle migration files, changing database schema tables or columns, resolving migration sequence conflicts after rebase, reviewing migration…

kurealnum/dotfiles

Sets up Dinobase, a local DuckDB database that syncs data from 100+ business sources, then answers questions across them with SQL joins and previewed write-backs.

kappa90/dinobase

Works with datasets far too big to download or load in pandas — SQL over remote Parquet with DuckDB, aggregate-then-model, iterate on samples.

flyrank-bih/flyrank-ml-internship-starter

Work with the ChatbotX contact filter system — the shared filter model behind the contacts list, conversations, and broadcast audiences.

ChatbotXIO/ChatbotX

Add or modify utility functions in fe-tools. An agent skill from MichealWayne/fe-tools.

MichealWayne/fe-tools

Activate this skill whenever working with DataJunction (DJ) semantic layer.

DataJunction/dj

智能数据库查询技能。通过SSH隧道连接线上数据库，支持自然语言转SQL、执行查询、表结构探索。当用户需要查询数据库、问数据、看表结构时使用此技能。

zrt-ai-lab/opencode-skills

Expert SQL query generation for DBX Studio. An agent skill from Dbxstudio/dbx-studio.

Dbxstudio/dbx-studio

SQL query engine design and implementation guide. An agent skill from revfactory/claude-code-harness.

revfactory/claude-code-harness

World-class data engineering skill for building scalable data pipelines, ETL/ELT systems, real-time streaming, and data infrastructure.

benchflow-ai/skillsbench

Turns a user's plain-English description of an RL training environment into runnable code across the four target frameworks — OpenEnv, OpenReward (ORS), Verifiers, and NeMo Gym.

adithya-s-k/FineEnvs

Retrieve proven SQL patterns, table cheatsheets, and join patterns from .knowledge/query-archaeology/ so past work gets reused.

ai-analyst-lab/ai-analyst

Creates or modifies dbt models in line with a project's own conventions, then runs dbt build and dbt show to check the output instead of stopping at compile.

AltimateAI/data-engineering-skills

Edit or improve the AI system prompt used in DBX Studio's AI chat.

Dbxstudio/dbx-studio

取数 / 查数据 / 拉数据 / 跑 SQL。把自然语言取数需求转为 SQL，经数据湖仓执行后返回查询结果供下游分析。任何需要业务数据的任务在工作区缺少对应文件时都必须先调用此技能——覆盖 BI 业务分析、留存 / 转化 / 同期群分析、数据探索 EDA、统计建模、定量计算、元数据查询、数据查询。命中任一即触发：(1) 直接索要指标或记录，如「DAU 多少」「上月销售额」「3…

agentscope-ai/QwenPaw-Data

Read this before writing any RavenDB query, client call or /databases/ request.

ravendb/docs

A skill your agent uses when creating database schemas or tables for Timescale, TimescaleDB, TigerData, or Tiger Cloud, especially for time-series, IoT, metrics, events, or log data.

timescale/pg-aiguide

Develop Forge business approval workflows backed by Flowable, using the current sample purchase order approval as the reference.

yaomindong1996/forge-admin

Load this FIRST whenever working with PyTorch CI data (any pytorch/ org repo), the torchci/HUD codebase, or the PyTorch HUD ClickHouse database.

pytorch/test-infra

Walks through fixing dbt compilation, database and test errors: read the full error, check upstream models, apply a fix, then verify with dbt build and a data preview.

AltimateAI/data-engineering-skills