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SOIL.SPECTROSCOPY

   4 GLOBAL GOOD

Open data and models based on open-source development

Soil spectroscopy can deliver fast, low-cost soil information at scale, but only with large, open calibration libraries and models that work across instruments and regions. SS4GG builds that open infrastructure and the community around it, so researchers and practitioners anywhere can turn soil spectra into reliable soil data.
Learn more about our objectives!

CONNECT

Connecting international teams and experts in soil science, spectroscopy, and data science.

DEVELOP

Developing an advanced, yet intuitive open infrastructure to explore and predict various soil properties from spectra.

DISSEMINATE

Documenting and disseminating data, methods, models, and reproducible code.

ENABLE

Accelerating the pace of scientific discovery and enabling rapid, low-cost soil analysis.

AN OPEN SOIL

SPECTROSCOPY LIBRARY

Making soil data available across borders

Open Soil Spectroscopy Library

The Open Soil Spectroscopy Library (OSSL) was compiled, backed by several spectral libraries contributions and new dataset development.

Reproducible repositories

Open repositories with reproducible data wrangling, modeling workflows, and online tools powered by open source software.

ONLINE TOOLS

Accessible web services

Resources served through robust and easy to use web applications. Pull open data, use or train models, and predict from your spectra!

Tutorials and publications

Development work accompanied with extensive documentation. Training guides, community activities , and scientific publications are promoted.

NEWS

News

Update 2026

OSSL v1.3 adds nine new spectral libraries, a redesigned catalog, and a no-code Chemometrics app that runs in your browser.

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Geographical locations of the Open Soil Spectral Library (OSSL) samples.
News

Update 2025

Dear Community, The core team at Soil Spectroscopy for the Global Good initiative has been quietly working away and we’re pleased to share some updates.

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Join the SS4GG!

Partners, data contributors, and collaborators