DuckDB

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

Guide to using and contributing cognee community packages: database adapters, data-source connectors, custom tasks and retrievers, and Keywords AI observability.

topoteretes/cognee

Migrate a whole ArcGIS Hub site into a PortalJS Arc portal end-to-end.

datopian/portaljs

Answer questions about spatial data using DuckDB. An agent skill from duckdb/duckdb-skills.

duckdb/duckdb-skills

Create, update, render, and visually verify polished Bruin CLI terminal demos with VHS.

bruin-data/bruin

Portable digital employee distilled from digoal's personal blog for PostgreSQL, PolarDB, DuckDB, AI+database, vector/RAG, database operations, source-code reading, technical content creation…

digoal/blog

Audit a change for resource leaks in OpenAlgo — file descriptors AND unbounded memory growth.

marketcalls/openalgo

Convert any data file to another format: CSV, Parquet, JSON, Excel, GeoJSON, and more.

duckdb/duckdb-skills

Auto-ingest a geospatial file (GeoJSON, Shapefile, GeoPackage, KML/KMZ, FlatGeobuf, CSV-with-geometry) into a PortalJS portal on the user's own machine, with no server.

datopian/portaljs

A skill your agent uses when designing, implementing, reviewing, or debugging onetcli IPC database drivers, driver.json manifests, extension-protocol wire methods, schema metadata, DDL builders…

feigeCode/navop

Explore and query data on S3, Cloudflare R2, GCS, MinIO, or any S3-compatible storage.

duckdb/duckdb-skills

Autonomous trading loop for the MMR platform. An agent skill from 9600dev/mmr.

9600dev/mmr

Build interactive analytics webapps, demos, dashboards, or embedded app surfaces from Sidemantic semantic models using copyable component primitives and deterministic query inspection.

sidequery/sidemantic

Read before adding or changing backend code in lightlystudio - FastAPI routes, services, resolvers, SQLModel tables, or database access.

lightly-ai/lightly-studio

Build and query embedded GraphRAG knowledge graphs with DuckDB-backed vector, full-text, and hybrid search.

bradAGI/GraphMemory

Update lance-duckdb to a specific Lance release or tag. An agent skill from lance-format/lance-duckdb.

lance-format/lance-duckdb

Capture a Linux system trace with systing. An agent skill from josefbacik/systing.

josefbacik/systing

A skill your agent uses when authoring or debugging ade-bench tasks that must run on both DuckDB and Snowflake, including shared project migrations, setup patches, and solution patches

dbt-labs/ade-bench

Turn on Rekal memory in the current repository by running rekal init.

rekal-dev/rekal-cli

Investigates geocoder data quality issues by querying live S3 parquet files via MotherDuck MCP.

walkthru-earth/geocoding-playground

Prepare, publish, refresh, or validate the TraceLab public dataset on Hugging Face under UW-SyFI/TraceLab.

uw-syfi/TraceLab

Read any data file (CSV, JSON, Parquet, Avro, Excel, spatial, SQLite) or remote URL (S3, HTTPS).

duckdb/duckdb-skills

VectorBT backtesting expert. An agent skill from marketcalls/vectorbt-backtesting-skills.

marketcalls/vectorbt-backtesting-skills

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

Writes a new Dinobase YAML connector for a REST API that has no verified dlt source, covering auth, pagination, read and write endpoints and incremental loading.

kappa90/dinobase

Build, validate, and manage semantic models using Sidemantic.

sidequery/sidemantic

Use in a repo with Rekal initialized (.rekal/ exists). An agent skill from rekal-dev/rekal-cli.

rekal-dev/rekal-cli

Analyze a systing trace database (.duckdb). An agent skill from josefbacik/systing.

josefbacik/systing

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

Dev environment setup for build tools, PostgreSQL, submodules, and worktrees.

relytcloud/pg_ducklake

Attach a DuckDB database file for use with /duckdb-skills:query.

duckdb/duckdb-skills

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

Delegates dbt and warehouse tasks such as lineage, migrations and cost attribution to the altimate-code CLI agent and relays its answer back.

AltimateAI/data-engineering-skills

GAIK toolkit overview and reference. An agent skill from GAIK-project/gaik-toolkit.

GAIK-project/gaik-toolkit

Quick backtest a strategy on a symbol. An agent skill from marketcalls/vectorbt-backtesting-skills.

marketcalls/vectorbt-backtesting-skills

Install the Rekal binary on this machine. An agent skill from rekal-dev/rekal-cli.

rekal-dev/rekal-cli

Answer analytical, KPI, metric, trend, cohort, and business-performance questions through a Sidemantic semantic layer.

sidequery/sidemantic

Search DuckDB and DuckLake documentation and blog posts. An agent skill from duckdb/duckdb-skills.

duckdb/duckdb-skills

Analyzes CSV, Parquet and JSON data with DuckDB, Polars, numpy and matplotlib, preferring a persistent kernel over repeated one-shot processes.

code-yeongyu/oh-my-openagent

Optimize strategy parameters using VectorBT. An agent skill from marketcalls/vectorbt-backtesting-skills.

marketcalls/vectorbt-backtesting-skills

Builds Windmill data pipelines as independent, pipeline-annotated scripts forming a DAG over shared storage, defaulting to DuckDB nodes that materialize into DuckLake tables.

windmill-labs/windmill

Understand onepixel database topology by environment, data ownership across app/events stores, and initialization/migration behavior.

championswimmer/onepixel_backend

Run SQL queries against the attached DuckDB database or ad-hoc against files.

duckdb/duckdb-skills

Compare multiple strategies or directions (long vs short vs both) on the same symbol.

marketcalls/vectorbt-backtesting-skills

Publish TraceLab snapshots from the internal repo to the public uw-syfi/TraceLab GitHub repo as clean, mergeable, incremental pull requests from a persistent public mirror branch.

uw-syfi/TraceLab

抓取并汇总"数据库、AI、GitHub、AI 论文"近 1 周新闻，输出图文并茂（含 mermaid 图）的 markdown 周报到当前项目的 markdown/ 目录。覆盖 10 个数据源：postgresweekly.com/issues（自动解析最新 issue…

digoal/blog

Query the live/remote Snowflake warehouse instead of the local practice copy.

ai-analyst-lab/ai-analyst

Authoring a new POC under examples/playground/pocs/. An agent skill from rocky-data/rocky.

rocky-data/rocky