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best-of-ps
π A weekly updated ranked list of popular open-source libraries and tools for Power System Analysis.
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Popular Open Source Libraries for Power System Analysis
πΒ A ranked list of popular projects for Power System Analysis. Updated weekly.
This curated list contains 170 open-source projects with a total of 85K stars grouped into 16 categories. All projects are ranked by a project-popularity score, which is calculated based on various metrics automatically collected from GitHub and different package managers. If you like to add or update projects, feel free to open an issue, submit a pull request, or directly edit the projects.yaml. Contributions are very welcome!
Contents
- Phasor Simulation 16 projects
- EMT Simulation 2 projects
- Steady State Simulation 49 projects
- Interface 24 projects
- Gas Simulation 3 projects
- Co-Simulation Environment 2 projects
- Optimization Modeling Language (primarily for optimization modeling) 6 projects
- Optimizer (capable of solving) 19 projects
- Machine/Reinforcement Learning for Power Grid 4 projects
- Visualization 3 projects
- Messaging Environment 2 projects
- Power System Data 21 projects
- Power Electronics 1 projects
- Database Management 2 projects
- Textbook 11 projects
- Large Language Model 5 projects
Explanation
- π₯π₯π₯Β Combined project-quality score
- βοΈΒ Star count from GitHub
- π£Β New project (less than 6 months old)
- π€Β Inactive project (12 months no activity)
- π§Β Long-inactive project (24 months no visible activity)
- ππΒ Project is trending up or down
- βΒ Project was recently added
- βοΈΒ Warning (e.g. missing/risky license)
- π¨βπ»Β Contributors count from GitHub
- πΒ Fork count from GitHub
- πΒ Issue count from GitHub
- β±οΈΒ Last update timestamp on package manager
- π₯Β Download count from package manager
- π¦Β Number of dependent projects
Β Support Python
Β Support Julia
Β Support Octave
Β Support Java
Β Support C
Β Support C++
Β Support Modelica
Β Support Rust
Β Support R
Β Shipped with Jupyter Notebook examples
Β Public GitHub Actions automation for validation, build, docs, release, publish, or deploy workflows
Β Available on PyPI
Β Available on Conda
Β Developed mainly at a university
Β Developed mainly at a national laboratory
Β Developed mainly at a non-profit organization that is neither a university nor a national lab
Β Developed mainly by volunteers
Β Developed mainly at a for-profit organization
Phasor Simulation
LTB ANDES (π₯23 Β· β 370) - Transient Stability Simulator; CURENT LTB. βοΈGPL-3.0
-
GitHub (π¨βπ» 29 Β· π 160 Β· π¦ 32 Β· π 85 - 15% open Β· β±οΈ 11.03.2026):
git clone https://github.com/CURENT/andes -
PyPi (π₯ 3.9K / month Β· π¦ 4 Β· β±οΈ 12.03.2026):
pip install andes -
Conda (π₯ 790K Β· β±οΈ 27.03.2026):
conda install -c conda-forge andes -
docker pull CURENT/andes
DynaΟo (π₯22 Β· β 110) - C++/Modelica simulation tools for power systems. MPL-2.0
-
GitHub (π¨βπ» 63 Β· π 32 Β· π₯ 30K Β· π 1.8K - 13% open Β· β±οΈ 22.07.2026):
git clone https://github.com/dynawo/dynawo
GridLAB-D (π₯21 Β· β 210 Β· π€) - Distribution power system simulator. BSD-3
-
GitHub (π¨βπ» 77 Β· π 130 Β· π₯ 9.2K Β· π 1.6K - 26% open Β· β±οΈ 28.05.2025):
git clone https://github.com/gridlab-d/gridlab-d
PowerSimulationsDynamics.jl (π₯17 Β· β 220) - Dynamic Power System simulations; NREL Sienna. BSD-3
-
GitHub (π¨βπ» 18 Β· π 57 Β· π 150 - 35% open Β· β±οΈ 20.06.2026):
git clone https://github.com/NREL-Sienna/PowerSimulationsDynamics.jl
Xyce (π₯16 Β· β 160) - The Xyce Parallel Electronic Simulator. βοΈGPL-3.0
OpenIPSL (π₯16 Β· β 110) - A Power System Library written in the Modelica. BSD-3
-
GitHub (π¨βπ» 36 Β· π 66 Β· π₯ 520 Β· π 140 - 11% open Β· β±οΈ 13.04.2026):
git clone https://github.com/OpenIPSL/OpenIPSL
GridPACK (π₯15 Β· β 64) - High-Performance Electric Grid Simulation. BSD-3
-
GitHub (π¨βπ» 58 Β· π 24 Β· π₯ 650 Β· π 140 - 13% open Β· β±οΈ 28.04.2026):
git clone https://github.com/GridOPTICS/GridPACK
GenSAS (π₯4 Β· β 1) - A C++ based generalized simulation tool based on semi-.. BSD-3
-
GitHub (π¨βπ» 3 Β· π 1 Β· β±οΈ 05.04.2026):
git clone https://github.com/ANL-CEEESA/gensas
Show 6 hidden projects...
- PowerSystems (π₯13 Β· β 79 Β· π§) - Modelica 3rd party library for electrical power..
βοΈModelica License 2 - PowerSAS.m (π₯7 Β· β 24 Β· π§) - Power grid analysis framework based on semi-analytical..
BSD-3 - OpenHybridSim (π₯6 Β· β 8 Β· π§) - EMT-TS hybrid simulation.
BSD-3 - PSAT (π₯4 Β· β 17 Β· π§) - Unofficial repository of PSAT by Prof. Federico Milano.
βοΈGPL - matmtdc (π₯4 Β· β 13 Β· π§) - Dynamic analysis of AC/DC hybrid power systems.
βοΈundefined - PST (π₯3 Β· β 5 Β· π§) - Unofficial repository of PST by Prof. Joe Chow.
MIT
EMT Simulation
ParaEMT (π₯8 Β· β 97) - Parallel EMT simulation. BSD-3
-
GitHub (π¨βπ» 4 Β· π 48 Β· π 6 - 83% open Β· β±οΈ 15.01.2026):
git clone https://github.com/NatLabRockies/ParaEMT_public
Steady State Simulation
pandapower (π₯36 Β· β 1.2K Β· π) - Convenient Power System Modelling and Analysis. BSD-3
-
GitHub (π¨βπ» 200 Β· π 590 Β· π¦ 590 Β· π 1.2K - 13% open Β· β±οΈ 17.07.2026):
git clone https://github.com/e2nIEE/pandapower -
PyPi (π₯ 470K / month Β· π¦ 110 Β· β±οΈ 08.07.2026):
pip install pandapower -
Conda (π₯ 44K Β· β±οΈ 27.10.2025):
conda install -c conda-forge pandapower -
Docker Hub (π₯ 230 Β· β±οΈ 09.02.2021):
docker pull pauldepraz/pandapowerapi
Power Grid Model (π₯32 Β· β 240) - Steady-state distribution power system analysis. MPL-2.0
-
GitHub (π¨βπ» 250 Β· π 73 Β· π₯ 1.8K Β· π¦ 40 Β· π 330 - 35% open Β· β±οΈ 23.07.2026):
git clone https://github.com/PowerGridModel/power-grid-model -
PyPi (π₯ 99K / month Β· π¦ 15 Β· β±οΈ 23.07.2026):
pip install power-grid-model -
Conda (π₯ 5.2M Β· β±οΈ 23.07.2026):
conda install -c conda-forge power-grid-model
VeraGrid (π₯25 Β· β 580 Β· π) - Cross-platform power systems software, power flows,.. MPL-2.0
PowSyBl Core (π₯25 Β· β 180) - Framework to build power system software. MPL-2.0
-
GitHub (π¨βπ» 130 Β· π 64 Β· π¦ 97 Β· π 810 - 32% open Β· β±οΈ 20.07.2026):
git clone https://github.com/powsybl/powsybl-core
MATPOWER (π₯23 Β· β 580) - Steady state power flow simulation. BSD-3
-
GitHub (π¨βπ» 23 Β· π 180 Β· π₯ 760K Β· π 240 - 9% open Β· β±οΈ 22.06.2026):
git clone https://github.com/MATPOWER/matpower -
Docker Hub (π₯ 18K Β· β±οΈ 22.06.2026):
docker pull matpower/matpower
PowerSimulations.jl (π₯23 Β· β 320) - Power Systems optimization simulation and modeling;.. BSD-3
-
GitHub (π¨βπ» 57 Β· π 86 Β· π 550 - 17% open Β· β±οΈ 19.07.2026):
git clone https://github.com/NREL-Sienna/PowerSimulations.jl
PyPSA-Eur (π₯21 Β· β 600) - Sector-Coupled Optimisation Model of the European Energy.. MIT
-
GitHub (π¨βπ» 110 Β· π 410 Β· π 710 - 34% open Β· β±οΈ 21.07.2026):
git clone https://github.com/PyPSA/pypsa-eur -
docker pull nimfetrisa/pypsa-eur
PYPOWER (π₯21 Β· β 410) - Port of MATPOWER to Python. βοΈBSD
-
GitHub (π¨βπ» 22 Β· π 120 Β· π¦ 170 Β· π 57 - 73% open Β· β±οΈ 24.11.2025):
git clone https://github.com/rwl/PYPOWER -
PyPi (π₯ 46K / month Β· π¦ 20 Β· β±οΈ 10.07.2025):
pip install PYPOWER -
Conda (π₯ 3.2K Β· β±οΈ 25.03.2025):
conda install -c invenia pypower -
Docker Hub (π₯ 49 Β· β±οΈ 19.05.2019):
docker pull hwanghust/pypower
LightSim2Grid (π₯21 Β· β 70 Β· π) - A fast backend for the Grid2Op. MPL-2.0
-
GitHub (π¨βπ» 9 Β· π 15 Β· π₯ 300 Β· π¦ 89 Β· π 63 - 25% open Β· β±οΈ 21.04.2026):
git clone https://github.com/BDonnot/lightsim2grid -
PyPi (π₯ 29K / month Β· π¦ 8 Β· β±οΈ 06.07.2026):
pip install LightSim2Grid -
Docker Hub (π₯ 1K Β· β±οΈ 01.02.2022):
docker pull bdonnot/lightsim2grid
PowerModels.jl (π₯19 Β· β 470) - Power Network Optimization. βοΈBSD
-
GitHub (π¨βπ» 32 Β· π 160 Β· π 520 - 18% open Β· β±οΈ 01.07.2026):
git clone https://github.com/lanl-ansi/PowerModels.jl
PyPSA-Earth (π₯19 Β· β 350) - Open optimisation model for study energy system.. βοΈAGPL-3.0
-
GitHub (π¨βπ» 96 Β· π 330 Β· π 710 - 41% open Β· β±οΈ 23.07.2026):
git clone https://github.com/pypsa-meets-earth/pypsa-earth
Gurobi OptiMods (π₯19 Β· β 180) - Implemented optimization use cases using Gurobi. Apache-2
REopt (π₯19 Β· β 120) - Renewable Energy Integration & Optimization. BSD-3
-
GitHub (π¨βπ» 26 Β· π 66 Β· π₯ 580 Β· π 86 - 51% open Β· β±οΈ 21.07.2026):
git clone https://github.com/NatLabRockies/REopt_API
openTEPES (π₯19 Β· β 55) - Open Generation, Storage, and Transmission Operation.. βοΈAGPL-3.0
PowerNetworkMatrices.jl (π₯18 Β· β 30) - Power systems matrices; NREL Sienna. BSD-3
-
GitHub (π¨βπ» 16 Β· π 21 Β· π 130 - 25% open Β· β±οΈ 21.07.2026):
git clone https://github.com/NREL-Sienna/PowerNetworkMatrices.jl
PowerFlows.jl (π₯18 Β· β 29) - Collection of Power Flow solution; NREL Sienna. BSD-3
-
GitHub (π¨βπ» 18 Β· π 24 Β· π 200 - 28% open Β· β±οΈ 17.07.2026):
git clone https://github.com/NREL-Sienna/PowerFlows.jl
LTB AMS (π₯18 Β· β 25 Β· π) - Scheduling Modeling and Simulation; CURENT LTB. βοΈGPL-3.0
GenX (π₯17 Β· β 360) - Configurable capacity expansion model. βοΈGPL-2.0
-
GitHub (π¨βπ» 37 Β· π 150 Β· π 330 - 21% open Β· β±οΈ 09.01.2026):
git clone https://github.com/GenXProject/GenX
EGRET (π₯17 Β· β 160) - Tools for Power Systems Optimization Modeling. βοΈBSD
-
GitHub (π¨βπ» 42 Β· π 67 Β· π 90 - 57% open Β· β±οΈ 29.05.2026):
git clone https://github.com/grid-parity-exchange/Egret
PyPSA-USA (π₯17 Β· β 140) - Power System Model for the United States. MIT
-
GitHub (π¨βπ» 16 Β· π 50 Β· π 400 - 26% open Β· β±οΈ 11.05.2026):
git clone https://github.com/PyPSA/pypsa-usa
Open RAO (π₯17 Β· β 32) - Power systems coordinated capacity calculation and.. MPL-2.0
-
GitHub (π¨βπ» 44 Β· π 10 Β· π₯ 55 Β· π 270 - 27% open Β· β±οΈ 23.07.2026):
git clone https://github.com/powsybl/powsybl-open-rao
UnitCommitment.jl (π₯14 Β· β 150) - Optimization package for the Security-Constrained.. BSD-3
-
GitHub (π¨βπ» 7 Β· π 36 Β· π 12 - 25% open Β· β±οΈ 17.07.2026):
git clone https://github.com/ANL-CEEESA/UnitCommitment.jl
DOPER (π₯14 Β· β 24 Β· π) - Distributed Optimal and Predictive Energy Resources. BSD-3
-
GitHub (π¨βπ» 3 Β· π 12 Β· β±οΈ 23.07.2026):
git clone https://github.com/LBNL-ETA/DOPER
ReEDS-2.0 (π₯13 Β· β 180) - Capacity planning and dispatch model. βοΈGPL-3.0
-
GitHub (π¨βπ» 14 Β· π 80 Β· π 32 - 21% open Β· β±οΈ 22.04.2026):
git clone https://github.com/NatLabRockies/ReEDS-2.0
ExaGO (π₯13 Β· β 93) - Large-scale power grid optimization. BSD-3
-
GitHub (π¨βπ» 35 Β· π 16 Β· π 150 - 31% open Β· β±οΈ 23.03.2026):
git clone https://github.com/pnnl/ExaGO
MOST (π₯12 Β· β 39) - MATPOWER Optimal Scheduling Tool. BSD-3
-
GitHub (π¨βπ» 2 Β· π 14 Β· π 45 - 17% open Β· β±οΈ 22.06.2026):
git clone https://github.com/MATPOWER/most
OATS (π₯12 Β· β 29 Β· π€) - Optimisation and Analysis Toolbox for Power Systems. βοΈGPL-3.0
PyPSA-Distribution (π₯11 Β· β 31) - Multi-energy model for small scale applications in.. βοΈGPL-3.0
-
GitHub (π¨βπ» 7 Β· π 13 Β· π 35 - 71% open Β· β±οΈ 29.06.2026):
git clone https://github.com/pypsa-meets-earth/pypsa-distribution
PowerSystemsInvestments.jl (π₯9 Β· β 21) - Power Systems investment models; NREL Sienna. BSD-3
-
GitHub (π¨βπ» 4 Β· π 14 Β· π 34 - 85% open Β· β±οΈ 20.06.2026):
git clone https://github.com/NREL-Sienna/PowerSystemsInvestments.jl
PowerSystemsInvestmentsPortfolios.jl (π₯9 Β· β 13) - Data models for Power Systems investment models; NREL.. BSD-3
-
GitHub (π¨βπ» 7 Β· π 9 Β· π 67 - 32% open Β· β±οΈ 20.06.2026):
git clone https://github.com/NREL-Sienna/PowerSystemsInvestmentsPortfolios.jl
AMES - Version 5.0 (π₯7 Β· β 35) - Wholesale Power Market Test Bed. βοΈCustom
-
GitHub (π¨βπ» 3 Β· π 10 Β· β±οΈ 03.02.2026):
git clone https://github.com/ames-market/AMES-V5.0
US-REGEN (π₯6 Β· β 23 Β· π€) - U.S. regional economy, greenhouse gas, and energy model. BSD-3
-
GitHub (π¨βπ» 2 Β· π 4 Β· β±οΈ 27.05.2025):
git clone https://github.com/epri-dev/US-REGEN
EGRIP.jl (π₯6 Β· β 11 Β· π€) - Julia/MATALB package for power system restoration.. BSD-3
-
GitHub (π¨βπ» 5 Β· β±οΈ 06.05.2025):
git clone https://github.com/ANL-CEEESA/EGRIP.jl
DPLib (π₯6 Β· β 11) - MATLAB-based distributed benchmark library and.. βοΈAcademic and Research Use Only
-
GitHub (π¨βπ» 2 Β· π 4 Β· β±οΈ 15.06.2026):
git clone https://github.com/LSU-RAISE-LAB/DPLib
ASSET (π₯5 Β· β 20 Β· π€) - Assess and analyze grid strength. BSD-3
-
GitHub (π¨βπ» 2 Β· π 7 Β· β±οΈ 05.05.2025):
git clone https://github.com/NatLabRockies/ASSET
PyPSA-stochUC (π₯5 Β· β 19 Β· π€) - Stochastic unit commitment extension for PyPSA with market.. MIT
-
GitHub (π¨βπ» 2 Β· π 4 Β· β±οΈ 09.12.2024):
git clone https://github.com/PPGS-Tools/PyPSA-stochUC
Show 7 hidden projects...
- PSST (π₯12 Β· β 45 Β· π§) - Power System Simulation Toolbox for SCUC and SCED in..
βοΈAMES License - DSSData (π₯10 Β· β 17 Β· π§) - A micro-framework for simulation and data analysis of..
MIT - EV-EcoSim (π₯9 Β· β 26 Β· π§) - A grid-aware co-simulation platform for the design and..
MIT - PowerFlowAnalyzer (π₯7 Β· β 7 Β· π§) - Toolbox for power system analysis.
Apache-2 - hynet (π₯7 Β· β 4 Β· π§) - Optimal power flow framework for hybrid AC/DC power systems.
BSD-3 - mypower (π₯5 Β· β 8 Β· π§) - Supplementary function of MATPOWER in Python.
MIT - AMES (V4.0) (π₯3 Β· β 14 Β· π§) - Agent based Modeling of Electricity Systems.
βοΈGPL-2.0
Interface
py-dss-interface (π₯20 Β· β 45) - A package for access to direct dll version of OpenDSS. MIT
CIMTool (π₯16 Β· β 77) - CIMugs CIMTool for the CIM. βοΈLGPL-2.1
-
GitHub (π¨βπ» 17 Β· π 12 Β· π₯ 3.1K Β· π 140 - 30% open Β· β±οΈ 22.07.2026):
git clone https://github.com/CIMug-org/CIMTool
powerfactory-tools (π₯16 Β· β 57 Β· π) - Python toolbox for control of DIgSILENT PowerFactory. BSD-3
Easy SimAuto (π₯16 Β· β 53) - Python interface to PowerWorld. Apache-2
AltDSS/DSS C-API (π₯15 Β· β 38 Β· π€) - a plain C interface to OpenDSS. BSD-3
-
GitHub (π¨βπ» 8 Β· π 16 Β· π₯ 35K Β· π 120 - 13% open Β· β±οΈ 11.07.2024):
git clone https://github.com/dss-extensions/dss_capi
matpower-pip (π₯14 Β· β 26) - Easy Python Access to MATPOWER. MIT
matpowercaseframes (π₯14 Β· β 6 Β· π) - Parse MATPOWER case into pandas DataFrame. MIT
OpenDSSDirect.jl (π₯12 Β· β 30) - Cross-platform Julia interface to OpenDSS. MIT
-
GitHub (π¨βπ» 9 Β· π 6 Β· π 48 - 25% open Β· β±οΈ 17.02.2026):
git clone https://github.com/dss-extensions/OpenDSSDirect.jl
mhi-pscad (π₯10) - PSCAD Automation library. BSD-3
- PyPi (π₯ 6.8K / month Β· π¦ 2 Β· β±οΈ 14.05.2026):
pip install mhi-pscad
CIMTool-Builders-Library (π₯9 Β· β 10) - Publically available XSLT builders. Apache-2
-
GitHub (π¨βπ» 7 Β· π 3 Β· β±οΈ 14.05.2026):
git clone https://github.com/CIMug-org/CIMTool-Builders-Library
DSS MATLAB (π₯7 Β· β 11 Β· π€) - MATLAB interface to OpenDSS. BSD-3
-
GitHub (π 2 Β· π₯ 1.3K Β· π 21 - 33% open Β· β±οΈ 30.10.2024):
git clone https://github.com/dss-extensions/dss_matlab
OpenDER interface (π₯5 Β· β 6 Β· π€) - Interface for OpenDER. BSD-3
-
GitHub (π¨βπ» 2 Β· π 2 Β· β±οΈ 10.02.2025):
git clone https://github.com/epri-dev/OpenDER_interface
Show 8 hidden projects...
- OpenDSSDirect.py (π₯20 Β· β 110 Β· π§) - A direct library interface to OpenDSS.
MIT - grg-pssedata (π₯13 Β· β 35 Β· π§) - Python tools for working with PSSE v33 data files.
BSD-3 - AltDSS-Python (π₯13 Β· β 18 Β· π§) - Modern Python bindings for an alternative..
BSD-3 - cimpyorm (π₯10 Β· β 12 Β· π§) - Python ORM middleware for IEC CIM and CGMES datasets.
βοΈBSD-3.0 - DSS Sharp (π₯7 Β· β 12 Β· π§) - C#/.NET wrapper library for DSS C-API.
BSD-3 - PSSE RAW (π₯5 Β· β 39 Β· π§) - PSSE RAW parser.
MIT - Andes.jl (π₯5 Β· β 9 Β· π§) - Julia interface for ANDES.
MIT - EasySimauto.jl (π₯3 Β· β 7 Β· π§) - Julia interface for EasySimAuto and PowerWorld.
Apache-2
Gas Simulation
pandapipes (π₯26 Β· β 230) - Pipeflow Calculation Tool. BSD-3
GasModels.jl (π₯18 Β· β 80) - Gas Network Optimization. BSD-3
-
GitHub (π¨βπ» 19 Β· π 24 Β· π 190 - 24% open Β· β±οΈ 21.07.2026):
git clone https://github.com/lanl-ansi/GasModels.jl
Show 1 hidden projects...
Co-Simulation Environment
OpenModelica (π₯29 Β· β 1.4K) - Modelica-based environment for modeling and simulation. βοΈModelica License 2
-
GitHub (π¨βπ» 210 Β· π 390 Β· π₯ 1.7K Β· π 8.9K - 24% open Β· β±οΈ 23.07.2026):
git clone https://github.com/OpenModelica/OpenModelica -
Docker Hub (π₯ 78K Β· β 6 Β· β±οΈ 03.07.2026):
docker pull openmodelica/openmodelica
precice (π₯26 Β· β 950) - Precise Code Interaction Coupling Environment. βοΈLGPL-3.0
-
GitHub (π¨βπ» 79 Β· π 280 Β· π₯ 47K Β· π 1K - 24% open Β· β±οΈ 22.07.2026):
git clone https://github.com/precice/precice -
PyPi (π₯ 3.3K / month Β· π¦ 10 Β· β±οΈ 08.04.2026):
pip install pyprecice -
Conda (π₯ 180K Β· β±οΈ 08.04.2026):
conda install -c conda-forge pyprecice -
Docker Hub (π₯ 46K Β· β±οΈ 23.07.2026):
docker pull precice/precice
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