Jeremygonzal / BittyTax Star 548 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 13, 2026 Python
dTaxLab / dtax Star 1 Code Issues Pull requests Discussions The only complete TypeScript crypto tax engine on npm — 23 exchange parsers, FIFO/LIFO/HIFO/Specific ID, Form 8949, wash sale detection, DeFi support open-source typescript npm-package cryptocurrency fifo tax-calculator cost-basis capital-gains wash-sale crypto-tax form-8949 bitcoin-tax defi-tax ethereum-tax schedule-d Updated Mar 22, 2026 TypeScript