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@openfisca

OpenFisca

The most widely adopted free and open-source engine to write rules as code

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  1. openfisca-core openfisca-core Public

    OpenFisca core engine. See other repositories for countries-specific code & data.

    Python 207 84

  2. legislation-explorer legislation-explorer Public

    Explore legislation formulas and parameters.

    JavaScript 26 13

  3. country-template country-template Public template

    Start modelling the tax and benefit system of your country in a few minutes.

    Python 37 18

  4. openfisca-doc openfisca-doc Public

    User guide of OpenFisca

    JavaScript 19 23

  5. openfisca-france openfisca-france Public

    French tax and benefit system for OpenFisca

    Python 291 101

Repositories

Showing 10 of 83 repositories
  • openfisca-tunisia Public

    Tunisian tax and benefit system for OpenFisca

    openfisca/openfisca-tunisia’s past year of commit activity
    Python 19 8 14 6 Updated Feb 9, 2026
  • openfisca-france Public

    French tax and benefit system for OpenFisca

    openfisca/openfisca-france’s past year of commit activity
    Python 291 101 110 25 Updated Feb 9, 2026
  • openfisca-france-indirect-taxation Public

    French indirect taxation module for OpenFisca

    openfisca/openfisca-france-indirect-taxation’s past year of commit activity
    Jupyter Notebook 6 AGPL-3.0 13 26 (1 issue needs help) 2 Updated Feb 9, 2026
  • openfisca.org Public

    The public-facing website of OpenFisca for an international audience.

    openfisca/openfisca.org’s past year of commit activity
    HTML 10 AGPL-3.0 8 14 9 Updated Feb 7, 2026
  • openfisca-france-data Public

    France-Data module of OpenFisca

    openfisca/openfisca-france-data’s past year of commit activity
    Python 14 AGPL-3.0 16 12 1 Updated Feb 2, 2026
  • openfisca-nouvelle-caledonie Public

    Nouvelle Calédonie Tax and benefit system for openfisca

    openfisca/openfisca-nouvelle-caledonie’s past year of commit activity
    Python 2 AGPL-3.0 4 9 1 Updated Jan 31, 2026
  • openfisca-survey-manager Public

    A tool for managing survey data

    openfisca/openfisca-survey-manager’s past year of commit activity
    Python 8 15 6 0 Updated Jan 28, 2026
  • openfisca-senegal Public

    Senegalese tax and benefit system for OpenFisca

    openfisca/openfisca-senegal’s past year of commit activity
    Jupyter Notebook 7 AGPL-3.0 3 4 2 Updated Jan 26, 2026
  • openfisca-core Public

    OpenFisca core engine. See other repositories for countries-specific code & data.

    openfisca/openfisca-core’s past year of commit activity
    Python 207 AGPL-3.0 84 97 7 Updated Jan 26, 2026
  • openfisca-paraguay Public

    Paraguayan Tax and Benefits System for Openfisca

    openfisca/openfisca-paraguay’s past year of commit activity
    Python 0 AGPL-3.0 0 1 0 Updated Jan 21, 2026
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