Software Download Center Petroware


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Log Studio is available for license. To get a free evaluation copy of the product, please contact and describe your organization and how you think Log Studio could fit into your workflows.

The Log I/O library for Java and .Net is available for license.
Log I/O for the JSON Well Log Format is open source and available on GitHub.

The UoM and NPD I/O libraries are open source and available on GitHub.

The JWitsml library for Java is available through contracting deals or special agreements. Please contact for details.

Well log data from the Volve field, converted from the original disclosed dataset from Equinor, is available in the JSON Well Log Format at


Archer Schlumberger Cairn Energy GeoProvider ExxonMobil Pason Baker Hughes Equinor Aramco ConocoPhillips VNG WELL ID ERC Equipoise Logtek Statoil Heriot Watt Encana Searcher Geoservices Wellesley Eastern United NTNU Neptune Energy Concedo Ovintiv Total Energies