Jeremygonzal / BittyTax Star 0 Code Issues Pull requests BittyTax — Open-source cryptocurrency tax calculator for UK HMRC rules with capital gains computation (Same-Day, Bed & Breakfast, Section 104 Pool), 25+ transaction types, Excel/CSV import, wallet balance audit, PDF report generation, and Tkinter GUI interface pdf-report uk-tax tax-report bittytax bitcoin-tax crypto-tax-calculator capital-gains-tax hmrc-crypto cryptocurrency-tax accounting-crypto section-104 bed-and-breakfast-rule defi-tax staking-tax ethereum-tax portfolio-crypto python-tax-tool open-source-tax transaction-audit income-crypto Updated Mar 7, 2026 Python