An open-source, rules-based engine for accurate and consistent Philippine tax calculations. Work in progress.
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Sep 27, 2025 - TypeScript
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tax-calculation
Here are 34 public repositories matching this topic...
MCP server for French tax calculations and information - enables AI assistants to provide accurate French tax guidance
python mcp france tax-forms tax-calculation ai-assistant impots model-context-protocol fastmcp lmnp french-tax pinel micro-enterprise
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Sep 8, 2025 - Python
Free WordPress Plugin: Instantly calculate total product costs with our free Sales Tax Calculator. Compute combined U.S. state and local tax rates to know exactly what you'll pay. www.calculator.io/sales-tax-calculator/
plugin wordpress wordpress-plugin calculator tax sales-tax tax-calculator online-calculator salestax calculator-plugin tax-calculations tax-calculation sales-tax-calculator
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Jun 3, 2026 - JavaScript
Motor de cálculo tributário brasileiro com precisão decimal arbitrária. ICMS, IPI, DIFAL, ST (5 cenários), CBS/IBS.
javascript typescript brazil npm-package arbitrary-precision cbs fiscal icms ipi ibs zero-dependencies tax-calculation substituicao-tributaria reforma-tributaria cbs-ibs brazilian-taxes
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May 11, 2026 - TypeScript
A python program to automate the tax calculation by reading the XLS file for initial income and adding the coloum of "Tax Payable" in the same XLS file
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Apr 27, 2020 - Python
TaxTracker: Characterize capital gains and qualify dividends based on trading activity.
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Apr 4, 2025 - Jupyter Notebook
🎫 An web application that calculates net earnings from various forms of taxation in Poland 〽️
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Jan 8, 2023 - JavaScript
A suite of web-based GST compliance engines for India: Time of Supply (TOS), Value of Supply (VOS), and Place of Supply (POS) logic tools for audit workflows.
gst-calculator logic-engine audit-automation accounting-tools tax-calculation gst-india gst-compliance compliance-software
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Apr 24, 2026 - HTML
A Ruby gem for calculating product taxes using the Washington DOR API, supporting manual tax rates and cart-based calculations.
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Mar 11, 2026 - Ruby
A comprehensive web application designed to facilitate accurate and efficient VAT calculations. Built on the Laravel 11 framework, this project leverages modern web development practices to deliver a robust and user-friendly platform.
php laravel tax vat tax-calculator tax-calculations tax-calculation vat-calculator vat-calculation laravel-11 vat-calc
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Jul 21, 2026 - JavaScript
Professional Open Source E-Invoicing System for PHP (Yii3) with UBL 2.4 and Peppol support
php angular typescript orm peppol self-hosted billing as4 hacktoberfest code-for-africa yii3 making-tax-digital e-invoicing tax-calculation invoice-automation cleaning-software 30-languages typescript-go-v7 ubl-2-4
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Jul 24, 2026 - PHP
Multi-company water consumption tracking with vendor management, attendance-based billing, and invoice generation
dashboard excel data-analysis resource-management vendor-management water-consumption billing-system freelance-project facility-management tax-calculation invoice-generation consumption-analytics cost-tracking daily-tracking automated-calculations attendance-based-billing multi-company-tracking rate-management monthly-invoicing printable-bills
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Jun 24, 2026
🏢 Enterprise-grade Java cost calculation system with advanced tax processing, discount management, and professional financial reporting. Features multi-mode calculations, currency formatting, input validation, and comprehensive business analytics. Perfect for e-commerce, retail, and educational applications.
java open-source educational e-commerce enterprise-software mit-license retail input-validation cost-calculator currency-formatting business-application tax-calculation financial-software discount-management professional-tools
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Jul 8, 2025 - Java
Scheduled equity purchase platform built with .NET 10, MySQL, and Kafka: client onboarding, Top Five portfolio management, purchase engine, proportional distribution, rebalancing, COTAHIST import, and tax event publishing.
mysql docker csharp dotnet docker-compose swagger web-api stock-market event-driven aspnet-core dapper apache-kafka worker-service rebalancing fluentvalidation portfolio-management tax-calculation cotahist
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Mar 4, 2026 - C#
Sidecar webhook listener that adds destination-based US sales tax to Invoice Ninja v5 invoices via the self-hosted OpenSalesTax engine
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Jun 29, 2026 - PHP
OpenCart 4.x extension — destination-based US sales tax via the self-hosted OpenSalesTax engine. Apache 2.0; calculation only; no per-transaction fees.
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Jul 20, 2026 - PHP
Check - Stripe-incubated embedded payroll API
money-movement hr fintech payroll benefits human-resources compensation workforce-management tax-calculation w-2 tax-filing embedded-payroll embedded-finance payroll-api contractor-payments payroll-infrastructure
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Jul 13, 2026
SmartTax Pro is an advanced Java program for accurately computing income tax based on user input for filing status and taxable income. Features dynamic user input handling, sophisticated tax calculation according to U.S. federal tax brackets, and robust error handling.
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Aug 7, 2024
Drupal Commerce 3.x tax type plugin for destination-based US sales tax via the self-hosted OpenSalesTax engine. Calculation only; the merchant remits.
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May 19, 2026 - PHP
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