Actual
Actual is a local-first personal finance tool based on zero-sum budgeting. It support synchronization across devices, custom rules, manual transaction importing (from QIF, OFX, and QFX files), and optional automatic synchronization with many banks.
Bigcapital
A self-hosted financial accounting and inventory management software for small to medium businesses.
Bitcart
A self-hosted cryptocurrencies payment processor and development platform.
Budget Zen
End-to-end encrypted and simple expense manager.
BTCPay Server
A self-hosted Bitcoin and other cryptocurrencies payment processor.
DePay
Accept Web3 Payments directly into your wallet. Peer-to-peer, free, self-hosted & open-source.
Fava
Fava is the web frontend of Beancount, a text based double-entry accounting system.
Family Accounting Tool
Web-based finance management tool for partners with partially shared expenses.
Firefly III
Firefly III is a modern financial manager. It helps you to keep track of your money and make budget forecasts. It supports credit cards, has an advanced rule engine and can import data from many banks.
FOSSBilling
Free and open source hosting and billing automation. Integrates with WHM, CWP, cPanel and HestiaCP. Full API and easily extensible.
Galette
Galette is a membership management web application towards non profit organizations.
Ghostfolio
Wealth management software to keep track of stocks, ETFs and cryptocurrencies.
GRR
Assets management and booking for small/medium companies.
Hub20
A self-hosted payment processor for Ethereum and ERC20 Tokens.
HyperSwitch
HyperSwitch is an Open Source Financial Switch to make payments Fast, Reliable and Affordable. It lets you connect with multiple payment processors and route traffic effortlessly, all with a single API integration.
IHateMoney
Manage your shared expenses, easily.
Invoice Ninja
Powerful tool to invoice clients online.
InvoicePlane
Manage quotes, invoices, payments and customers for your small business.
Kill Bill
Open-Source Subscription Billing & Payments Platform. Have access to real-time analytics and financial reports.
Kresus
Open source personal finance manager.
Lago
Open-source metering and usage-based billing.
OnTrack
A simple app to track spend and set goals.
OctoBot
Open-source cryptocurrency trading bot.
OpenBudgeteer
A budgeting app based on the Bucket Budgeting Principle.
Receipt Wrangler
Easy-to-use receipt manager, powered by AI. Allows users to create receipts effortlessly and quickly, categorize and more.
REI3
Open source, expandable Business Management Software. Manage tasks, time, assets and much more.
SolidInvoice
Open source invoicing and quote application.