| bitcoin | | P2P electronic cash system |
| cpuminer | | CPU miner for Litecoin and Bitcoin |
| gkrellm-stock | | GKrellM2 stock ticker plugin |
| gnucash | | Personal or business finance management program |
| gnucash-docs | | Documentation for GnuCash - personal double-entry accounting program |
| hledger | | Command-line interface for the hledger accounting system |
| hledger-lib | | Plain-text accounting tool |
| homebank | | HomeBank is to manage your personal accounts at home |
| hs-Decimal | | Decimal arithmetic for financial applications |
| ledger | | Double-entry accounting system for command-line |
| ledger2beancount | | Script to convert ledger to beancount |
| ledger32 | | Double-entry accounting system for command-line |
| libofx | | OFX (Open Financial eXchange) Library |
| magento | | Feature-rich eCommerce platform |
| openerp-server (V) | | Open source application ERP & CRM in Python using Postgresql |
| p5-Algorithm-LUHN | | Calculate the Modulus 10 Double Add Double checksum |
| p5-Data-Currency | | Container class for currency conversion/formatting |
| p5-Finance-Currency-Convert-WebserviceX | | Lightweight currency conversion using WebserviceX.NET |
| p5-Finance-Quote | | Perl module to get stock quotes from various exchanges |
| p5-Locale-Currency-Format | | Perl functions for formatting monetary values |
| php-tclink (V) | | PHP extension for TrustCommerce credit card processing |
| py-alpha_vantage | | Python wrapper for Alpha Vantage API for financial data |
| py-alphalens | | Performance analysis of predictive stock factors |
| py-backtrader | | Python Backtesting library for trading strategies |
| py-beancount | | Command-line double-entry bookkeeping |
| py-bitcoinlib | | Python bitcoin library |
| py-bitcoinrpc | | Enhanced version of python-jsonrpc for use with Bitcoin |
| py-braintree | | Braintree Python Library |
| py-crytic-compile | | Abstraction layer for smart contract build systems |
| py-dolo (V) | | Economic modelling in Python |
| py-electrum (V) | | Free non-custodial cryptocurrency wallet for Bitcoin |
| py-empyrical | | Common financial risk and performance metrics |
| py-eth-abi | | Python utilities for working with Ethereum ABI definitions |
| py-eth-account | | Sign Ethereum transactions and messages with local private keys |
| py-eth-hash | | Ethereum keccak256 hashing function |
| py-eth-keyfile | | Library for handling the encrypted keyfiles |
| py-eth-keys | | Common API for Ethereum key operations |
| py-eth-rlp | | RLP definitions for common Ethereum objects in Python |
| py-eth-typing | | Common type annotations for ethereum python packages |
| py-eth-utils | | Common utility functions for ethereum codebases |
| py-fecon235 | | Computational tools for financial economics |
| py-ofxparse | | Tools for working with the OFX file format |
| py-pyevmasm | | Ethereum Virtual Machine (EVM) assembler and disassembler |
| py-pyfolio | | Performance and risk analysis of financial portfolios |
| py-quandl (V) | | Package for quandl API access |
| py-quickbooks | | Python library for accessing the Quickbooks API |
| py-Robinhood (V) | | Python Framework to make trades with Robinhood Private API |
| py-stripe | | Stripe python bindings |
| py-yfinance (V) | | Yahoo! Finance market data downloader |
| QuantLib | | C++ library for quantitative finance |
| R-bayesm | | Bayesian inference for marketing/micro-econometrics |
| R-fAsianOptions | | Functions for pricing and valuating Asian options |
| R-fBasics | | Markets and basic statistics |
| R-fOptions | | Markets and basic statistics |
| R-fracdiff (V) | | Fractionally differenced ARIMA aka ARFIMA(p,d,q) models |
| R-quantmod | | Quantitative financial modelling framework |
| R-timeSeries | | Financial time series objects |
| R-tseries | | Time series analysis and computational finance |
| R-TTR | | Technical trading rules |
| rex | | TUI for keeping track of incomes and expenses |
| ruby-activemerchant | | Ruby library for credit card processing |
| ruby-braintree | | Braintree Gateway Ruby Client Library |
| tex-euro | | Provide Euro values for national currency amounts |
| tex-euro-doc | | Documentation for tex-euro |
| xfinans | | Xfinans is a useful financial tracking, and account balancing tool |
| xinvest | | Personal finance tracking and performance tool |
| xquote | | WWW ticker symbol quote retrieval program |