odcs

Open-source data contract testing for Snowflake, Databricks, BigQuery, Kafka & 15 more. Built on the Open Data Contract Standard (ODCS). MIT.

Python library to read and write YAML files using the Open Data Contract Standard

A validation engine for Open Data Contract Standard (ODCS) data contracts. Define your validation rules once in a declarative YAML contract and get rich, actionable reports on your data's quality.

Your data, explored locally — and your AI agents kept on a leash. A federated data explorer with governed agentic access.

Open-source data contract enforcement — define, sync dbt, validate, block, report. Built on ODCS v3.1 + DuckDB.

YAML contract validator for schema/quality/SLA/distribution checks with versioning, ODCS v3.1.0 support, and Pact framework integration via pact-python (API contracts).

Enterprise Reference Architecture & interactive hands-on lab suite for Data Mesh, Open Data Contracts (ODCS), dbt Model Contracts, Shift-Left Quality Gates, and End-to-End Data Observability.

Turn data-product trust — contracts, quality, freshness, semantics, policy — into a CI gate. Python CLI + GitHub Action, DuckDB-backed, SARIF output. On PyPI.

Define data contracts for your data assets — schema, trust rules, SLAs, ownership, lineage, and more. Multi-format export (ODCS / OpenMetadata / RTF / Word / PDF / JSON). An AgileDataGuides Pattern Template app.

Java Library for Open Data Contract Standard (ODCS)

A governed star schema data warehouse with EU AI Act Article 10 reference implementation, including the multi-entity joint deployer pattern (Article 3(8) + 26). 39.5M rows, 24 quality tests, 9 DAX measures, 8 weekends.

Offline data-contract runtime: lint an ODCS contract and validate a CSV against it, in your browser or CI.

Contract-driven medallion pipeline with a served context layer. Reference implementation, runs locally on one command.

A runnable baseline data platform: dlt, DuckDB/MotherDuck, dbt and Dagster, with data contracts, quality gates and CI

A spec-driven Databricks pipeline for a fictional Austin lawn-care company - one simulated quarter of OpenSpec practice. Synthetic history, generated for a write-up.

Open-source data contract pipeline for ODCS v3, data quality, PII discovery, and masking

Gouvernance et gestion des données de l'association Infoclimat : contrats ODCS, catalogue, inventaires, lineage OpenLineage et outillage d'audit

hecks ODCS v3 data contracts on pull requests for breaking changes, dbt or SQL conformance, and semver, then posts one sticky review comment.

A spec-driven Databricks pipeline for a fictional Austin lawn-care company - one simulated quarter of OpenSpec practice. Synthetic history, generated for a write-up.