Ray Voelker
Library data, Sierra SQL, and Python. Talks, tools, and worked examples from the Cincinnati & Hamilton County Public Library and beyond.
Library data, Sierra SQL, and Python. Talks, tools, and worked examples from the Cincinnati & Hamilton County Public Library and beyond.
A library-owned data platform — turning the library's own data into a capability. Reproducible walkthroughs of the working code, plus the talks and zines behind it.
Narrated, reproducible walkthroughs of working code — the data-engineering canon shown running, and curated reading lists matched to the catalog.
The IUG 2026 talk — early experiments at CHPL with library-owned data infrastructure.
A printable zine on owning the library's data — the lake, in plain language.
Two recent talks, each with a printable zine: Suggest a Purchase …And More! and Our Data, Our Lake.
A community knowledge base from IUG 2026 — session notes across five tracks plus technical guides.
Collection analysis and the Newsdex project — turning ILS data into a $5/month analysis platform (IUG 2026).
A Python wrapper around httpx for working with the Sierra ILS REST API.
Thirty-six years of Cincinnati independent radio, one database — a community data and art project.
An open cryptographic succession protocol on the AT Protocol — making mortality machine-readable.