Everything you need to get started with LibreWXR.
Step-by-step tutorial for adding live weather radar to a website using HTML, CSS, and JavaScript. Covers Leaflet and MapLibre GL JS with complete code examples.
Complete reference for all LIBREWXR_* environment variables. Server settings, regions, tile rendering, ECMWF global fallback, nowcasting, and performance tuning.
How to switch an existing Rain Viewer integration to LibreWXR. Includes a feature comparison, API compatibility reference, and code examples for common map libraries.
Visual reference for every radar composite and regional NWP grid in the chain, with per-source resolution, projection, and cycle cadence. ECMWF IFS is global and not drawn.
Contributor guide for adding a radar composite or regional NWP grid to LibreWXR. Covers package layout, the auto-discovery walker, and the open-data criteria for submitting a source upstream.
Running ledger of radar and NWP sources LibreWXR has evaluated — what shipped, what's queued, and what was investigated and ruled out, with the reasoning behind each call.