pvlib/pvlib-python

Health v2 · maintenance only

Adoption not part of the score

1643 stars · 1217 forks observed · 2026-08-28

What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-30, confidence not recorded

pvlib-python is a community-developed Python toolbox providing documented functions and classes for simulating the performance of photovoltaic energy systems. It offers open, reliable, interoperable, and benchmarked implementations of PV system models.

Use cases

• simulate the energy output of a solar panel array
• model photovoltaic system performance from weather data
• calculate solar position and irradiance for a location
• estimate PV cell temperature and its effect on power output
• compare different PV module and inverter models
• forecast solar power plant production
• research and benchmark PV performance models

When to choose

• you need scientifically validated, peer-reviewed PV modeling implementations in Python
• you are building solar energy simulation, forecasting, or monitoring tools
• you want an open-source alternative to proprietary PV performance software like PVsyst or SAM scripting
• you need interoperable building blocks for custom PV system models

When to avoid

• you need a turnkey GUI application for PV system design rather than a code library
• your project has nothing to do with solar energy or photovoltaics
• you need a non-Python environment without Python integration

Facets

library · maturity stable

simulation math data-science energy data-science python cross-platform solar-energy photovoltaic renewable-energy pv-modeling scientific-computing algorithms

Member repositories

For agents

markdown · JSON · MCP: product_card(name="pvlib/pvlib-python")