Sienna

Open Source Tools for Scientific Energy Systems Analysis

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PowerSystems.jl PowerSystems.jl Public

Data structures in Julia to enable power systems analysis.

Julia 359 100
PowerSimulations.jl PowerSimulations.jl Public

Julia for optimization simulation and modeling of PowerSystems.

Julia 310 78
PowerSimulationsDynamics.jl PowerSimulationsDynamics.jl Public

Julia package to run Dynamic Power System simulations.

Julia 215 57
PowerGraphics.jl PowerGraphics.jl Public

A package to generate visualizations from PowerSimulations.jl results.

Julia 33 18
PowerNetworkMatrices.jl PowerNetworkMatrices.jl Public

Methods to generate matrix representations of power systems matrices

Julia 28 19
PowerFlows.jl PowerFlows.jl Public

Collection of Power Flow solution methods based on PowerSystems.jl

Julia 29 23

Repositories

PowerSimulations.jl Public
Julia for optimization simulation and modeling of PowerSystems.

NREL-Sienna/PowerSimulations.jl’s past year of commit activity

Julia 310 BSD-3-Clause 78 71 (1 issue needs help) 7 Updated Mar 1, 2026
PowerSystemsInvestmentsPortfolios.jl Public
Data models for Power Systems investment models.

NREL-Sienna/PowerSystemsInvestmentsPortfolios.jl’s past year of commit activity

Julia 14 BSD-3-Clause 9 23 4 Updated Feb 28, 2026
PowerNetworkMatrices.jl Public
Methods to generate matrix representations of power systems matrices

NREL-Sienna/PowerNetworkMatrices.jl’s past year of commit activity

Julia 28 BSD-3-Clause 19 37 5 Updated Feb 28, 2026
SiennaGridDB Public
Schema for the SQL database for Sienna Applications

NREL-Sienna/SiennaGridDB’s past year of commit activity

Julia 7 BSD-3-Clause 7 18 2 Updated Feb 28, 2026
PowerSystems.jl Public
Data structures in Julia to enable power systems analysis.

NREL-Sienna/PowerSystems.jl’s past year of commit activity

Julia 359 BSD-3-Clause 100 60 (2 issues need help) 6 Updated Feb 28, 2026
PowerOperationsModels.jl Public
Collection of Operational Optimization Models in Power Systems

NREL-Sienna/PowerOperationsModels.jl’s past year of commit activity

Julia 1 BSD-3-Clause 1 29 2 Updated Feb 27, 2026
InfrastructureOptimizationModels.jl Public
Utility library for the development of Optimization Models in the Sienna Platform

NREL-Sienna/InfrastructureOptimizationModels.jl’s past year of commit activity

Julia 0 BSD-3-Clause 0 9 1 Updated Feb 27, 2026
PowerFlows.jl Public
Collection of Power Flow solution methods based on PowerSystems.jl

NREL-Sienna/PowerFlows.jl’s past year of commit activity

Julia 29 BSD-3-Clause 23 39 7 Updated Feb 27, 2026
PowerGraphics.jl Public
A package to generate visualizations from PowerSimulations.jl results.

NREL-Sienna/PowerGraphics.jl’s past year of commit activity

Julia 33 BSD-3-Clause 18 17 3 Updated Feb 27, 2026
InfrastructureSystems.jl Public
Utility package for Sienna's simulation infrastructure

NREL-Sienna/InfrastructureSystems.jl’s past year of commit activity

Julia 41 BSD-3-Clause 40 26 (2 issues need help) 3 Updated Feb 27, 2026

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