July's DuckDB Ecosystem Newsletter: a portable R2 + DuckLake analytics stack, why PostHog rebuilt on DuckDB over ClickHouse, DuckCon #7 and the 1.5.4 / 1.4.5 releases, a SedonaDB WASM build for spatial SQL in the browser, and more.

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July 2026 DuckDB ecosystem newsletter covering 10 highlights: a portable analytics stack using DuckDB + DuckLake on Cloudflare R2 with SQLMesh and dlt; PostHog's migration from ClickHouse to single-tenant DuckDB instances; duckrun for Delta Lake read/write; DuckCon #7 previewing DuckDB 2.0 features (VARIANT type, async I/O, triggers); CereusDB bringing spatial SQL to the browser via WebAssembly; benchmarks of DuckDB's Quack client-server protocol; MotherDuck Flights for agent-native Python environments; DuckDB as an embedded OLAP alternative; patch releases v1.5.4 and v1.4.5 LTS with bugfixes and security hardening; and Floe adding DuckDB/MotherDuck sink support for data contract validation.

DuckDB Ecosystem Newsletter : July 2026