Start here
Query it
Explore from a browser workspace or bring a production-ready DuckDB distribution to the tools your team already uses.
Open-source connectivity for the modern query stack
Make anything queryable. Start with DuckDB.
Turn APIs, services, databases, and custom code into tables and functions using DuckDB today.
Choose a starting point
What do you need to make queryable?
Start with the outcome. Each path shows the products that can get you there today.
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Add capability
Connect it
Install a DuckDB extension or turn an API, service, model, or piece of custom code into a table or function with VGI.
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Share safely
Govern it
Apply policy when it is needed, then publish reusable workers so other people and agents can reach the same capability.
The product map
See the whole system at once
Follow a question from the person or agent asking it, through the query engine and integration layer, to the worker and source that can answer it.
32
published extensions
263M+
annualized extension run rate
64
founder-authored DuckDB core PRs merged
5
VGI language SDKs
Crossfield · Coming in Haybarn
Spend less time reconciling reports.
Give teams and AI agents shared reporting definitions through Crossfield, Query Farm’s semantic layer inside DuckDB. Inspect calculations, combine models and compare revisions in one connection.
Built around supported Apache Ossie definitions, with reporting rules checked inside the query engine. Explore fulfillment and investment examples with source data, models and answers you can verify.
Start with the stubborn thing
Bring us the data, API, or code your team cannot query cleanly.
In thirty minutes, we can place it on the map, tell you what already exists, and scope the smallest useful next step. No deck, and no platform prerequisite.
From the blog
Latest updates
Release notes, product thinking, and technical work from Query.Farm.
DuckDB
A5 for DuckDB 2.0: new cell IDs and sets of cells
A5 1.0 changes stored cell IDs and adds compact coverings, set operations, and spatial hierarchy functions. Here is how to migrate DuckDB queries safely.
Query Farm Team
November 11, 2026
DuckDB
Cronjob for DuckDB 2.0: see what ran, when, and why it failed
Cronjob adds run history, typed timestamps, and per-row scheduling in DuckDB 2.0. Impossible schedules fail early, and jobs stop when their database closes.
Query Farm Team
November 11, 2026
DuckDB
Rhai for DuckDB 2.0: cached rules and bounded execution
DuckDB’s Rhai extension now caches compiled rules, limits their work, and removes filesystem access while keeping per-row results and errors queryable in SQL.
Query Farm Team
November 11, 2026