Open House 2026 Day 2: 10 years of open source and what the ecosystem is building next

The second day of the ClickHouse Open House conference highlighted the growth and innovation within the ClickHouse ecosystem, celebrating its 10th anniversary as an open-source project. The event showcased various integrations and partnerships, including the launch of the House Mates partner program with over 60 ISV, technology, and service partners. Key announcements included the general availability of Fivetran's connector for data replication into ClickHouse Cloud, the public beta of Sigma Computing's connector, and the development of a dbt Fusion adapter. The native Apache Airflow provider for ClickHouse and Vercel AI SDK v7's integration with Langfuse were also introduced. Notable advancements such as the Python Client v1 and .NET Stack for ClickHouse were revealed, emphasizing performance improvements and expanded compatibility. Additionally, ClickStack's new AI Notebooks and MCP server were unveiled to enhance observability workflows, demonstrating the dynamic evolution and collaborative spirit of the ClickHouse community and its partners.