pyam
A Python package for data-wrangling, analysis and visualization of integrated-assessment scenarios and energy systems modeling results.
analysis energy-systems iamc-format integrated-assessment integrated-assessment-scenarios macro-energy modeling pyam scenario scenario-data timeseries-format visualization
Climate Change - Integrated Assessment and Climate Policy - Last synced: 16 May 2026 - Ranking: 21.2
ixmp
A data warehouse for high-powered scenario analysis, with interfaces to Python and R for efficient scientific workflows and effective data pre- and post-processing, and a structured database backend for version-controlled data management.
data-warehouse energy-system integrated-assessment modeling-tool open-source
Climate Change - Integrated Assessment and Climate Policy - Last synced: 17 May 2026 - Ranking: 19.4
MESSAGEix
A versatile, dynamic systems-optimization modeling framework developed by the IIASA Energy, Climate, and Environment (ECE) Program since the 1980s.
energy-system gams integrated-assessment integrated-assessment-model open-source strategic-planning
Climate Change - Integrated Assessment and Climate Policy - Last synced: 16 May 2026 - Ranking: 16.8
GCAM
A dynamic-recursive model with technology-rich representations of the economy, energy sector, land use and water linked to a climate model that can be used to explore climate change mitigation policies including carbon taxes, carbon trading, regulations and accelerated deployment of energy technology.
climate coupled-human-natural-systems economics energy gcam human-earth-system integrated-assessment land water
Climate Change - Integrated Assessment and Climate Policy - Last synced: 16 May 2026 - Ranking: 11.0
nomenclature
Allows managing definitions of data structures for model comparison projects and scenario analysis studies using the data format developed by the Integrated Assessment Modeling Consortium.
energy-systems iamc-format integrated-assessment pyam python scenario scenario-data timeseries-format
Climate Change - Integrated Assessment and Climate Policy - Last synced: 17 May 2026 - Ranking: 6.8
ipcc_sr15_scenario_analysis
Scenario analysis notebooks for the IPCC Special Report on Global Warming of 1.5°C.
climate-change climate-change-mitigation integrated-assessment ipcc pathway-analysis scenario sr15
Climate Change - Integrated Assessment and Climate Policy - Last synced: 17 May 2026 - Ranking: 4.4
ENGAGE
Source code for figure generation and analysis of the ENGAGE netzero scenario analysis.
data-visualization integrated-assessment opensource pyam scenario-analysis
Climate Change - Integrated Assessment and Climate Policy - Last synced: 17 May 2026 - Ranking: 2.6