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
DataSketches for DuckDB 2.0: sketch aggregates now stay within the memory limit and spill to disk
A grouped KLL query used 39 GB under a 1 GB memory limit. Now it uses 0.77 GB and runs 3.7× faster. Here's how we moved 15 sketch families into DuckDB's spillable memory, and the library bugs we fixed along the way.
Query Farm Team
October 28, 2026
DuckDB
Hashfuncs for DuckDB 2.0: row hashing, cross-system compatibility, and Iceberg buckets
Hashfuncs now hashes whole rows, matches Spark and BigQuery fingerprints, reproduces Kafka and Iceberg buckets, and adds Jump consistent hashing for growing shard counts.
Query Farm Team
October 28, 2026
DuckDB
Stochastic for DuckDB 2.0: fit, compare and test distributions in SQL
The Stochastic extension for DuckDB 2.0 fits 22 distributions, ranks candidate fits by AICc with dist_fits, and adds hypothesis tests and 14 new distributions, all fuzzed until every function returns an answer or a clear error. We follow a support team answering a question about repair times in SQL.
Query Farm Team
October 28, 2026