A portfolio tracking, analytics, accounting and management application that protects your privacy

💰 Billing & Payments knowledge for cloud platforms

Crypto-currency tax calculator with support for all popular wallets, exchanges, explorers and migration from other crypto tax platforms

💰 International sales tax calculator for Node (offline, but provides optional online VAT number fraud check). Tax rates are kept up-to-date.

Factura Electrónica AFIP y otros servicios web (proyecto software libre) — Interfases, tools and apps for Argentina's gov't. webservices (soap, com/dll simil-ocx, pdf, dbf, xml, json, etc.) #python

Privacy-focused, free, open-source cryptocurrency tax calculator for multiple countries: it handles multiple coins/exchanges and computes long/short-term capital gains, cost bases, in/out lot relationships/fractioning, and account balances. It supports FIFO and it generates output in form 8949 format. It has a programmable plugin architecture.

A tax calculator for stocks and dividends activities.

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Calculate your taxes from cryptocurrency gains

The PolicyEngine US Python package contains a rules engine of the US tax-benefit system, and microdata generation for microsimulation analysis.

💸 {Digital,Cloud,Electronic,Online} Services VAT Rate Database

💰 A simple and clean PHP library that validates EU VAT registration numbers against the central ec.europa.eu database (using the official europa API) 🇪🇺

CA property tax visualization

ERPNext application for Switzerland-specific use cases

Sales Tax API Client for PHP 5.5+

Parse Robinhood 1099 Tax Document from PDF into CSV

An implementation of Saudi Arabia ZATCA's E-Invoicing requirements, processes, and standards in TypeScript.

prepare German tax statement with Tastyworks transaction history

Parses App Store Connect (formerly iTunes Connect) financial reports and splits sales by their legally accountable Apple subsidiaries

Sales Tax API Client for Ruby