# harcive Python tool to retrieve and archive Home Assistant data. - Source: - Stack: Python · Home Assistant - Domain: home automation · local-first data - Status: in development, useful to me - Audience: Home Assistant users, me I use it to archive historical data beyond Home Assistant's normal retention period and derive insights from it-more specifically, to use `events` as learning signals to calibrate automations. It was designed to be as simple as possible and is essentially a convenient wrapper around DuckDB, with utilities to handle deduplication and data normalization.