Use your AI agent: copy a plotting prompt →
Lock dock
One LAS across Log Viewer, Crossplot, Histogram and Python, stored only in this browser.
Read guide →Crossplot
Axes, points, lasso selection, regression, colouring and filters.
Read guide →Log Viewer
Four tracks, curve scales, fills and depth navigation.
Read guide →Curve units
Neutron calibration, sonic slowness and missing values.
Read guide →Save and reproduce
JSON settings, source fingerprints and the in-page API.
Read guide →Worked examples · Agent guide · Troubleshooting
Python workspace
Python with or without a LAS: code, scientific packages, figures and well objects
Histogram · new in v18
Read the Histogram guide → — bin controls, filters, interval selection, descriptive statistics, Python and CSV/JSON export.
LAS formats through 3.0
Dataset selection, typed fields, syntax and import/export limits.
Python libraries · v23
Library catalogue, imports, loading status and working examples.
Hosted Python libraries · v24
Hosted library guide: owner-managed Python source, versioned saves, published JSON functions and external Python calls. Only inputs you explicitly submit to a remote function leave the browser; normal LAS tools remain local. Saved source requires owner authentication and stays on the backend disk.