Data analysis

Manage data and samples
Sample analysis
Distribution fitting
Statistical hypothesis testing
Estimate dependency and copulas
Estimate stochastic processes
Graphics

Probabilistic modeling

Distributions
Copulas
Stochastic processes

Surrogate modeling

General purpose metamodels
Polynomial chaos metamodel
Gaussian process regression
Fields metamodels

Reliability, sensitivity

Central dispersion
Reliability
Reliability: processes
Sensitivity analysis
Design of experiments

Calibration

Least squares and gaussian calibration
Bayesian calibration

Functional modeling

Vectorial functions
Field functions
Link to an external code

News

• 2025-11 OpenTURNS 1.26 released (Discourse).
• 2025-06 OpenTURNS 1.25 released (Discourse).
• 2024-11 OpenTURNS 1.24 released (Discourse).

Community

• About us See authors and contributing
• Forum: discourse
• X: @openturns_org
• StackOverflow: [openturns]
• Publications: baudin2015
• Related software: RAVEN, UQLab, Persalys

Who uses OpenTURNS?

Used as training support

Used as training support

Used as training support

Used as training support

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