Column-level lineage, without the platform.
Drop in a dbt manifest.json or a folder of .sql files.
BlastRadius maps every column to its upstream sources and shows you the
blast radius of any change — all in your browser, nothing uploaded.
Drop manifest.json or .sql files here
or click to browse — files never leave your machine
🔒 100% client-side. Your SQL is parsed locally — no backend, no tracking, no uploads.
selected
upstream
blast radius
Click a model, then a column, to trace it.