Browse free open source Financial software and projects for BSD below. Use the toggles on the left to filter open source Financial software by OS, license, language, programming language, and project status.
The free and Open Source productivity suite
Personal and small-business finance manager
Open source ERP and CRM web software for business
LLM-driven A/H/US stock intelligent analyzer
AI-native CLI for trading Kalshi prediction markets
Democratizing Financial Services Worldwide
Empower your hosting business with FOSSBilling
Firefly III: a personal finances manager
Calculates income tax form entries, helps do your taxes.
An Open-Source AI Agent Platform for Financial Analysis using LLMs
Online Accounting Software
Javascript plugin to create web-based tables & spreadsheets
Discover our Python package designed for algorithmic trading
Take your office and CRM into the cloud!
Accounting & Best Practice Business Administration System
A money and currency library for PHP
Create, calculate, and format money in JavaScript and TypeScript
A simple but powerful self-hosted finance tracker
Open-source, self-hostable personal subscription tracker
A javascript library for handling currencies
Reference agents, skills, and data for the financial-services