Search and documentation
- Clearer tool titles and descriptions, application structured data and social preview metadata.
- Tool references, unit guidance, two practical tutorials and a full synthetic worked example.
- Internal links, expanded sitemap, Markdown references and a compact llms.txt map.
- WebP version of the decorative hero image with the PNG fallback retained.
Reproducible plotting
- Save and load dataset-bound JSON settings in both tools.
- PNG export with axes, track legends, fill keys and display summaries.
- Verify plot reports the applied configuration and numerical checks.
- Documented in-page JavaScript commands and a versioned capability catalog.
- One-click examples for density–neutron, density–sonic, four tracks and the cemented interval.
Existing behaviour retained
The v3 LAS parser, scale and regression calculations, lasso selection, filters, curve styling and display-space fills remain the underlying implementation. v4 does not add automatic interpretation or change LAS measurement values.
Not part of this release
Remote MCP/WebMCP, chartbook overlays, licensing, automatic unit conversion, cross-page dataset transfer and SVG/PDF export. Search Console ownership verification and publishing require the site owner’s hosting/search accounts; including metadata does not guarantee indexing or ranking.