Discover the top open source Invoicing & Finance software to manage billing, expenses, payments, and accounting. Take control of your finances!
Invoicing Finance
Local-first, privacy-focused personal finance with envelope budgeting
Invoicing Finance · Ecommerce · CRM
Free, open-source online accounting for small businesses and freelancers
Invoicing Finance
Open-source accounting software with double-entry, inventory & multi-currency support
Invoicing Finance · Ecommerce
Self-hostable Stripe-powered billing and subscription system with tax, workflows, and templates
ERP · Invoicing Finance · Ecommerce
100% Open-Source ERP for Accounting, Manufacturing, CRM & More
Invoicing Finance
Self-hosted personal finance with AI receipt scanning and multi-currency support
Invoicing Finance · Analytics
Bloomberg-grade financial data in a chat interface
Invoicing Finance
Self-hosted budgeting & wealth building without data harvesting
Analytics · Invoicing Finance
Open Source Portfolio Tracker for Stocks, ETFs & Cryptocurrencies
Productivity · Invoicing Finance · Human Resources
Open Source HRMS with Attendance, Payroll & Biometrics
Invoicing Finance
Self-hosted invoicing without the bloat
Invoicing Finance · Ecommerce
Self-hostable invoicing, time-tracking & payments for freelancers and small businesses
Invoicing Finance · Productivity · Project Management
Open-source time-tracking with invoicing, API, and SAML/LDAP auth
Invoicing Finance · Ecommerce
Open-source billing API for hybrid usage-based and subscription pricing
Monitoring · Analytics · Invoicing Finance
AI-Powered Open Source Fraud & AML Compliance Platform
Invoicing Finance · Databases · Authentication
Self-hostable personal finance app built with Ruby on Rails and Hotwire
Invoicing Finance · AI Assistants
AI-powered business assistant for freelancers to automate finance and admin
ERP · CRM · Invoicing Finance
All-in-one open source ERP with integrated business apps
Analytics · Invoicing Finance · Databases
The AI Workspace for Finance: Connect Data, Run AI Agents, Build Analytics
Analytics · Invoicing Finance · AI Assistants
Free, open-source stock market tracker with real-time data and AI alerts
Ecommerce · Invoicing Finance
Open source payments infrastructure for developers selling SaaS and digital products
Invoicing Finance
Open-source, cross-platform money management with multi-profile and double-entry accounting
Invoicing Finance
Open source Splitwise alternative with PWA, bank sync & self-hosting
Invoicing Finance
Self-hosted subscription tracker with AI recommendations and multi-currency support
Invoicing Finance · Note Taking
Self-hosted personal finance app for long-term financial planning with AI-powered transaction parsing
Managing finances effectively is crucial for any individual or organization. Open source Invoicing & Finance software provides a range of tools to streamline these processes, offering control and transparency over monetary operations. These solutions often include features like invoice creation, expense tracking, payment processing, and financial reporting.
The functionality within this category is diverse. Common capabilities include:
The value proposition of open source Invoicing & Finance software is significant. Users gain greater control over their data, reduce reliance on proprietary systems, and avoid vendor lock-in. These applications are often customizable to fit specific business needs and can integrate with other open source tools for a comprehensive solution. They empower teams to automate repetitive tasks, improve accuracy in financial records, and ultimately make better informed business decisions. Businesses can also reduce operational costs by leveraging self-hosted solutions and community support.