Repositories list

• policyengine-scorecard

  Public

  PolicyEngine/policyengine-scorecard’s past year of commit activity
  Scorecard comparing PolicyEngine/Populace estimates against external analyses — instance 1: Urban Institute's State of the Safety Net

  Python

  •00 forks in PolicyEngine/policyengine-scorecard•00 stars in PolicyEngine/policyengine-scorecard•3939 issues in PolicyEngine/policyengine-scorecard•55 pull requests in PolicyEngine/policyengine-scorecard•Updated Oct 19, 2026Oct 19, 2026

• chronicle

  Public

  PolicyEngine/chronicle’s past year of commit activity
  Canonical documentation of microdata sources and their mappings to statute-defined concepts

  Python

  •

  MIT License

  •33 forks in PolicyEngine/chronicle•00 stars in PolicyEngine/chronicle•4141 issues in PolicyEngine/chronicle•2424 pull requests in PolicyEngine/chronicle•Updated Oct 19, 2026Oct 19, 2026

• policyengine-us

  Public

  PolicyEngine/policyengine-us’s past year of commit activity
  The PolicyEngine US Python package contains a rules engine of the US tax-benefit system, and microdata generation for microsimulation analysis.

  pythontaxpolicy+ 6

  pythontaxpolicyeconomicsunited-statespublic-policyinequalitypovertyeconomic-policy

  Python

  •

  GNU Affero General Public License v3.0

  •217217 forks in PolicyEngine/policyengine-us•169169 stars in PolicyEngine/policyengine-us•872872 issues in PolicyEngine/policyengine-us•164164 pull requests in PolicyEngine/policyengine-us•Updated Oct 19, 2026Oct 19, 2026

• policyengine.py

  Public

  PolicyEngine/policyengine.py’s past year of commit activity
  PolicyEngine's main user-facing Python package, incorporating country packages and integrating data visualization and analytics.

  pythonmodeltax-benefit

  pythonmodeltax-benefit

  Python

  •

  GNU Affero General Public License v3.0

  •1010 forks in PolicyEngine/policyengine.py•88 stars in PolicyEngine/policyengine.py•5050 issues in PolicyEngine/policyengine.py•3333 pull requests in PolicyEngine/policyengine.py•Updated Oct 19, 2026Oct 19, 2026

• policyengine-uk-data

  Public

  PolicyEngine/policyengine-uk-data’s past year of commit activity
  Repository creating UK microdata.

  Python

  •33 forks in PolicyEngine/policyengine-uk-data•11 star in PolicyEngine/policyengine-uk-data•6969 issues in PolicyEngine/policyengine-uk-data•6060 pull requests in PolicyEngine/policyengine-uk-data•Updated Oct 19, 2026Oct 19, 2026

• policyengine-uk

  Public

  PolicyEngine/policyengine-uk’s past year of commit activity
  An open-source static tax-benefit microsimulation model for the UK.

  pythonunited-kingdomtax+ 7

  pythonunited-kingdomtaxpolicyeconomicspublic-policyinequalitypovertypsl-catalogedeconomic-policy

  Python

  •

  GNU Affero General Public License v3.0

  •3434 forks in PolicyEngine/policyengine-uk•5252 stars in PolicyEngine/policyengine-uk•326326 issues in PolicyEngine/policyengine-uk•155155 pull requests in PolicyEngine/policyengine-uk•Updated Oct 19, 2026Oct 19, 2026

• microcosm

  Public

  PolicyEngine/microcosm’s past year of commit activity
  The micro stack: weighted entity bundles, synthesis, calibration, and rules-engine adapters for survey microdata

  Python

  •

  MIT License

  •55 forks in PolicyEngine/microcosm•00 stars in PolicyEngine/microcosm•298298 issues in PolicyEngine/microcosm•123123 pull requests in PolicyEngine/microcosm•Updated Oct 19, 2026Oct 19, 2026

• policyengine-core

  Public

  PolicyEngine/policyengine-core’s past year of commit activity
  Core microsimulation engine for PolicyEngine models. Forked from OpenFisca-Core.

  frameworktaxmicrosimulation+ 1

  frameworktaxmicrosimulationbenefit

  Python

  •

  GNU Affero General Public License v3.0

  •3030 forks in PolicyEngine/policyengine-core•2222 stars in PolicyEngine/policyengine-core•107107 issues in PolicyEngine/policyengine-core•1515 pull requests in PolicyEngine/policyengine-core•Updated Oct 19, 2026Oct 19, 2026

• policyengine-api

  Public

  PolicyEngine/policyengine-api’s past year of commit activity
  PolicyEngine's REST API for computing policy impacts.

  Python

  •

  GNU Affero General Public License v3.0

  •3333 forks in PolicyEngine/policyengine-api•1818 stars in PolicyEngine/policyengine-api•9090 issues in PolicyEngine/policyengine-api•2121 pull requests in PolicyEngine/policyengine-api•Updated Oct 19, 2026Oct 19, 2026

• policyengine-sim-api

  Public

  PolicyEngine/policyengine-sim-api’s past year of commit activity
  Python

  •

  GNU Affero General Public License v3.0

  •11 fork in PolicyEngine/policyengine-sim-api•11 star in PolicyEngine/policyengine-sim-api•5050 issues in PolicyEngine/policyengine-sim-api•66 pull requests in PolicyEngine/policyengine-sim-api•Updated Oct 18, 2026Oct 18, 2026

• microcosm-dynamics

  Public
  Design and validation program for populace's Dynamics layer — an open, scored longitudinal extension of PolicyEngine's microdata stack. First validation domain:…

  Python

  •

  MIT License

  •22 forks in PolicyEngine/microcosm-dynamics•11 star in PolicyEngine/microcosm-dynamics•2424 issues in PolicyEngine/microcosm-dynamics•1010 pull requests in PolicyEngine/microcosm-dynamics•Updated Oct 18, 2026Oct 18, 2026

• givecalc

  Public
  Giving pledge calculator

  TypeScript

  •22 forks in PolicyEngine/givecalc•00 stars in PolicyEngine/givecalc•44 issues in PolicyEngine/givecalc•00 pull requests in PolicyEngine/givecalc•Updated Oct 18, 2026Oct 18, 2026

• uk-autumn-budget-dashboard-2026

  Public
  UK Autumn Budget 2026 dashboard

  Python

  •00 forks in PolicyEngine/uk-autumn-budget-dashboard-2026•00 stars in PolicyEngine/uk-autumn-budget-dashboard-2026•88 issues in PolicyEngine/uk-autumn-budget-dashboard-2026•1212 pull requests in PolicyEngine/uk-autumn-budget-dashboard-2026•Updated Oct 18, 2026Oct 18, 2026

• policyengine-household-wizard

  Public
  Shared wizard primitives and US household draft contract for PolicyEngine apps.

  TypeScript

  •

  MIT License

  •00 forks in PolicyEngine/policyengine-household-wizard•00 stars in PolicyEngine/policyengine-household-wizard•00 issues in PolicyEngine/policyengine-household-wizard•11 pull request in PolicyEngine/policyengine-household-wizard•Updated Oct 18, 2026Oct 18, 2026

• policyengine-ads-dashboard

  Public
  Public transparency dashboard for PolicyEngine advertising performance

  JavaScript

  •00 forks in PolicyEngine/policyengine-ads-dashboard•00 stars in PolicyEngine/policyengine-ads-dashboard•00 issues in PolicyEngine/policyengine-ads-dashboard•11 pull request in PolicyEngine/policyengine-ads-dashboard•Updated Oct 18, 2026Oct 18, 2026

• policyengine-uk-chat

  Public
  UK tax and benefit policy chat assistant powered by PolicyEngine. Docs: https://policyengine.github.io/policyengine-uk-chat/

  Python

  •11 fork in PolicyEngine/policyengine-uk-chat•11 star in PolicyEngine/policyengine-uk-chat•2323 issues in PolicyEngine/policyengine-uk-chat•5050 pull requests in PolicyEngine/policyengine-uk-chat•Updated Oct 18, 2026Oct 18, 2026

• ai-inequality

  Public
  Research examining how economic policies mediate AI's impact on income, consumption, and wealth distribution

  aieconomicspolicy-analysis+ 2

  aieconomicspolicy-analysismicrosimulationdistributionanalysis

  Python

  •11 fork in PolicyEngine/ai-inequality•11 star in PolicyEngine/ai-inequality•00 issues in PolicyEngine/ai-inequality•33 pull requests in PolicyEngine/ai-inequality•Updated Oct 17, 2026Oct 17, 2026

• policyengine-quarto

  Public
  Quarto formats for PolicyEngine working papers

  TeX

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  MIT License

  •00 forks in PolicyEngine/policyengine-quarto•00 stars in PolicyEngine/policyengine-quarto•00 issues in PolicyEngine/policyengine-quarto•11 pull request in PolicyEngine/policyengine-quarto•Updated Oct 16, 2026Oct 16, 2026

• policyengine-app-v2

  Public
  The second iteration of PolicyEngine's free web app for computing the impact of public policy. Currently under development.

  HTML

  •33 forks in PolicyEngine/policyengine-app-v2•11 star in PolicyEngine/policyengine-app-v2•9393 issues in PolicyEngine/policyengine-app-v2•3434 pull requests in PolicyEngine/policyengine-app-v2•Updated Oct 16, 2026Oct 16, 2026

• microcosm.institute

  Public
  Landing site for populace — open-source weighted synthetic populations

  HTML

  •11 fork in PolicyEngine/microcosm.institute•00 stars in PolicyEngine/microcosm.institute•33 issues in PolicyEngine/microcosm.institute•44 pull requests in PolicyEngine/microcosm.institute•Updated Oct 16, 2026Oct 16, 2026

• uk-triple-lock

  Public
  State Pension triple lock vs the Prime Minister's April 2030 plan and alternatives: cost, distribution and forecast uncertainty (PolicyEngine UK).

  Python

  •

  GNU Affero General Public License v3.0

  •00 forks in PolicyEngine/uk-triple-lock•00 stars in PolicyEngine/uk-triple-lock•88 issues in PolicyEngine/uk-triple-lock•11 pull request in PolicyEngine/uk-triple-lock•Updated Oct 16, 2026Oct 16, 2026

• macro

  Public
  PolicyEngine Macro — open macroeconomic models for scoring public policy: overlapping-generations general equilibrium, the OBR macroeconometric emulator, and th…

  HTML

  •00 forks in PolicyEngine/macro•33 stars in PolicyEngine/macro•22 issues in PolicyEngine/macro•11 pull request in PolicyEngine/macro•Updated Oct 16, 2026Oct 16, 2026

• policyengine-slides

  Public
  Monorepo for PolicyEngine presentation slide decks

  TypeScript

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  MIT License

  •22 forks in PolicyEngine/policyengine-slides•00 stars in PolicyEngine/policyengine-slides•00 issues in PolicyEngine/policyengine-slides•33 pull requests in PolicyEngine/policyengine-slides•Updated Oct 16, 2026Oct 16, 2026

• policybench

  Public
  LLM benchmark for public policy

  Python

  •

  The Unlicense

  •33 forks in PolicyEngine/policybench•22 stars in PolicyEngine/policybench•1515 issues in PolicyEngine/policybench•2727 pull requests in PolicyEngine/policybench•Updated Oct 16, 2026Oct 16, 2026

• microcosm-collector

  Public
  Microcosm collector: authenticated build telemetry ingestion and read API on Cloud Run

  Python

  •

  MIT License

  •00 forks in PolicyEngine/microcosm-collector•00 stars in PolicyEngine/microcosm-collector•00 issues in PolicyEngine/microcosm-collector•00 pull requests in PolicyEngine/microcosm-collector•Updated Oct 15, 2026Oct 15, 2026

• calibration-diagnostics

  Public
  TypeScript

  •55 forks in PolicyEngine/calibration-diagnostics•00 stars in PolicyEngine/calibration-diagnostics•2020 issues in PolicyEngine/calibration-diagnostics•99 pull requests in PolicyEngine/calibration-diagnostics•Updated Oct 15, 2026Oct 15, 2026

• policyengine-claude

  Public
  Official Claude Code plugin for PolicyEngine development - agents, commands, and skills for tax/benefit microsimulation

  Python

  •

  MIT License

  •66 forks in PolicyEngine/policyengine-claude•3232 stars in PolicyEngine/policyengine-claude•33 issues in PolicyEngine/policyengine-claude•2525 pull requests in PolicyEngine/policyengine-claude•Updated Oct 15, 2026Oct 15, 2026

• policyengine-skills

  Public
  Portable PolicyEngine skills and Claude wrapper source

  Python

  •

  MIT License

  •22 forks in PolicyEngine/policyengine-skills•00 stars in PolicyEngine/policyengine-skills•55 issues in PolicyEngine/policyengine-skills•55 pull requests in PolicyEngine/policyengine-skills•Updated Oct 15, 2026Oct 15, 2026

• newsletters

  Public
  Newsletters

  HTML

  •

  GNU Affero General Public License v3.0

  •11 fork in PolicyEngine/newsletters•00 stars in PolicyEngine/newsletters•00 issues in PolicyEngine/newsletters•1414 pull requests in PolicyEngine/newsletters•Updated Oct 15, 2026Oct 15, 2026

• policyengine-household-api

  Public
  Python

  •

  GNU Affero General Public License v3.0

  •44 forks in PolicyEngine/policyengine-household-api•11 star in PolicyEngine/policyengine-household-api•1515 issues in PolicyEngine/policyengine-household-api•22 pull requests in PolicyEngine/policyengine-household-api•Updated Oct 14, 2026Oct 14, 2026