PyPI
openfisca/openfisca-france
French tax and benefit system for OpenFisca
Custom licenseSep 13, 2026 · metrics 2.10.0
All tags
Catalogue tag
#tax
Every repository in the public record carrying this tag — from its GitHub topics or the keywords its package registries publish. Health is measured under the same versioned methodology as the rest of the record.
29 records
PyPI
PolicyEngine/policyengine-uk
An open-source static tax-benefit microsimulation model for the UK.
AGPL-3.0Oct 19, 2026 · metrics 2.10.0
PyPI
PolicyEngine/policyengine-core
Core microsimulation engine for PolicyEngine models. Forked from OpenFisca-Core.
AGPL-3.0Oct 2, 2026 · metrics 2.10.0
npm · Maven
kronostechnologies/tax-ca
Canadian tax data and calculation functions.
No licenseSep 9, 2026 · metrics 2.10.0
Go
ron86i/go-siat
Go SDK for integration with the Integrated Tax Administration System (SIAT).
MITSep 10, 2026 · metrics 2.10.0
PyPI
openfisca/openfisca-tunisia
Tunisian tax and benefit system for OpenFisca
Custom licenseSep 23, 2026 · metrics 2.10.0
PyPI
ryanduguid/australian-accounting
Local engines for ATO small-business benchmarks, Payday Super 2026 and Division 7A loan review, available through the aus-accounting-mcp server. Synthetic fixtures only.
Apache-2.0Oct 17, 2026 · metrics 2.10.0
NuGet
soenneker/soenneker.normalizers.ein
A fast and allocation-efficient normalizer that converts raw input into a valid EIN format (XX-XXXXXXX), validating exactly 9 digits and ignoring non-numeric characters.
MITSep 10, 2026 · metrics 2.10.0
Packagist
laravel/vat-calculator
Handle all the hard stuff related to EU MOSS tax/vat regulations, the way it should be.
MITSep 13, 2026 · metrics 2.10.0
RubyGems
avadev/AvaTax-REST-V2-Ruby-SDK
Sales Tax API SDK for Ruby and AvaTax REST
Apache-2.0Sep 14, 2026 · metrics 2.10.0
npm
gabrielerandelli/minus-tracker
Italian capital-gains/loss calculator (LIFO/FIFO) with CLI and MCP server for AI agents — Regime Dichiarativo
MITSep 12, 2026 · metrics 2.10.0
PyPI
bitranox/finanzonline_uid
Python Bibliothek und CLI zur Abfrage von Stufe2 UID Prüfungen über Finanz Online
MITSep 14, 2026 · metrics 2.10.0
PyPI
bitranox/finanzonline_databox
download results from FinanzOnline Databox
MITSep 14, 2026 · metrics 2.10.0
Packagist
avadev/AvaTax-REST-V2-PHP-SDK
Sales Tax API SDK for PHP and AvaTax REST
Apache-2.0Sep 14, 2026 · metrics 2.10.0
Packagist · npm
bherila/us-tax-advantaged-params
Historical and current U.S. retirement-account contribution limits, phase-outs, shared-limit allocation, and Roth-conversion tax effects (TypeScript + PHP)
MITOct 13, 2026 · metrics 2.10.0
npm
teamtinvio/jaz-ai
Fastest ledger for agents. Jaz accounting plugins, skills, MCP server, and CLI for Claude, ChatGPT, Gemini, Codex, Copilot, Cursor, and more.
MITOct 20, 2026 · metrics 2.10.0
Packagist · npm
taxjar/taxjar-magento2-extension
Magento 2 Sales Tax Extension by TaxJar
OSL-3.0Sep 14, 2026 · metrics 2.10.0
npm
caioagiani/gissonline-nfse
Node/TypeScript client for the GissOnline Web Services (Brazilian municipal service invoices, NFS-e ABRASF 2.04 + LC 214/2025): issuing, cancelling, replacing, queries and the customer directory, with XMLDSig signing and an A1 certificate
MITSep 18, 2026 · metrics 2.10.0
npm
taxjar/taxjar-node
Sales Tax API Client for Node
MITOct 10, 2026 · metrics 2.10.0
Packagist
Sylius/SyliusTaxationBundle
[READ-ONLY] Customizable taxation system for Symfony2 e-commerce applications.
MITOct 21, 2026 · metrics 2.10.0
Packagist
commerceguys/tax
A PHP 5.5+ tax library.
MITSep 8, 2026 · metrics 2.10.0
Packagist
Sylius/Taxation
[READ-ONLY] Taxation system with multiple categories and rates support, for PHP.
MITOct 21, 2026 · metrics 2.10.0
NuGet
taxjar/taxjar.net
Sales Tax API Client for .NET / C#
MITSep 16, 2026 · metrics 2.10.0
npm · PyPI
thienan230427/TaxSentry
No repository description published.
MITSep 12, 2026 · metrics 2.10.0
PyPI
vatnode/eu-vat-rates-data-python
Official-source European VAT rates for Python. Daily-checked, typed, offline data for 45 jurisdictions.
MITSep 20, 2026 · metrics 2.10.0
npm
eloi24/verifactu-sdk
No repository description published.
MITSep 8, 2026 · metrics 2.10.0
npm
destbreso/abakojs
A simple and tiny library with no dependencies for monetary operations and recipes, because rounding SUCKs
No licenseOct 20, 2026 · metrics 2.10.0
PyPI · npm
kreyo-io/nif-validator
Validate Spanish NIF / CIF / NIE check digits. Zero-dependency, in .NET, TypeScript and Python.
MITSep 8, 2026 · metrics 2.10.0
npm
OjasKord/vat-validator-mcp
VAT number validation for AI agents. EU VIES, UK HMRC, Australian ABN
MITSep 13, 2026 · metrics 2.10.0