BittyTax

Name: BittyTax
Brand: BittyTax

Open‑source crypto tax calculator for wallets, exchanges and explorers

softwareCrypto Portfoliocryptotaxopen-source

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Our Verdict

Best for

Tech‑savvy crypto traders who need free, offline tax reporting

Skip if

Users wanting a polished mobile app or GUI

What is BittyTax?

BittyTax is a free, open‑source crypto‑currency tax calculator that helps users import transaction data from a wide range of wallets, exchanges, and blockchain explorers. It supports migration from other crypto tax platforms, making the transition to BittyTax seamless. The tool generates tax reports compatible with major tax authorities and provides detailed breakdowns of gains, losses, and income, enabling individuals and small businesses to stay compliant with minimal effort.

SpecificationsAI-estimated

deploymentDesktop App

open source✅ Yes

github stars502

api available❌ No

support optionsGitHub Issues, Community Forum

key integrationsCSV, API, Blockchain explorers

primary languagePython

Key Features of BittyTax

Imports transaction histories from over 30 popular crypto wallets and exchanges via CSV or API.

Parses blockchain explorer data to fill gaps in transaction records automatically.

Converts crypto trades into fiat values using historical price data for accurate gain/loss calculation.

Generates detailed tax reports that can be exported in CSV, PDF, or spreadsheet formats for filing.

Provides a migration utility to import data from other crypto tax platforms such as CoinTracker or Koinly.

Offers configurable tax rules to handle different jurisdictions, including FIFO, LIFO, and specific identification methods.

Runs entirely offline, ensuring sensitive financial data never leaves the user's machine.

Includes a command‑line interface with optional interactive mode for step‑by‑step report creation.

Use Cases for BittyTax

Individual trader tax filing

Calculate yearly capital gains and generate a ready‑to‑file tax report.

Crypto portfolio migration

Move transaction data from another tax service into BittyTax without manual re‑entry.

Multi‑exchange audit preparation

Consolidate trades across several exchanges for a comprehensive audit trail.

Small business crypto accounting

Track crypto payments and expenses for a freelance business.

Pros & Cons of BittyTax

Pros

Completely free and open‑source
Supports a wide range of wallets and exchanges
Offline operation protects privacy
Flexible tax rule configuration

Cons

Command‑line interface may have a learning curve
No native mobile app
Limited official support channels

Frequently Asked Questions

Is BittyTax compatible with my exchange?

BittyTax includes import templates for most major exchanges; if yours is not listed, you can use a generic CSV format.

Can I use BittyTax for multiple tax years?

Yes, you can import and process transactions for any year and generate separate reports.

Do I need an internet connection to run BittyTax?

Only for downloading historical price data; once cached, the tool can operate offline.

Is there a graphical user interface?

BittyTax is primarily a CLI tool, but it offers an optional interactive mode that guides users through report creation.

Pricing Overview

View full pricing →

Free

Detailed plans are not listed. Visit the official website for pricing information.

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