hmrc

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

Validates european vat numbers. Standalone or as a ActiveModel validator.

Calculate UK capital gains tax from broker exports for your HMRC Self Assessment

ERPNext VAT return generator and Making Tax Digital (MTD) Submission

A bridge between GnuCash and UK HMRC VAT return MTD APIs for automating VAT returns

TypeScript implementation of common HMRC Income Tax use cases

Analyse your Freetrade or Trading 212 account activity and calculate capital gains and cost basis in accordance with the HMRC share identification rules.

Everything you need to know when moving from full-time work to becoming self employed.

🇬🇧 HMRC Exchange Rates API for Customs & VAT 💸

Command line client to the UK's HMRC Make Tax Digital for Income Tax Self-Assessment API

An R package containing convenient functions to load HMRC Overseas Trade Statistics, Regional Trade Statistics, and custom URLs using HMRC's API.

PHP library to talk to https://developer.service.hmrc.gov.uk/api-documentation

Run locally to export crypto tx data from crypto exchanges using their api connections, and process into a normalised format.

Dime is a free and open-source command-line tool written in PHP to calculate your cryptoasset taxes in the UK.

A C library providing an interface to the UK's HMRC Make Tax Digital API

Command line client for interfacing with the UK's HMRC Make Tax Digital API

Validate VAT numbers using BZSt, VIES, HMRC and Swiss UID

Validate Tax Ids (VAT/GST) for businesses operating within the European Union, the United Kingdom, Switzerland, and Norway.

A capital gains tax calculator

Machine-readable UK Chart of Accounts for Python. 166 nominal codes with VAT treatments and HMRC mappings.