The best open source alternative to Quicken is GnuCash. If that doesn't suit you, our users have ranked more than 100 alternatives to Quicken and loads of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Quicken are HomeBank, MoneyManager Ex, Firefly III and Paisa - Personal Finance Manager.
GnuCash is a versatile financial-accounting software designed for both personal and small-business use. With features like double-entry, scheduled transactions, and multi-currency support, it operates across various platforms, including Windows, Mac, and Linux, ensuring accuracy through professional principles.
Open-source accounting software for personal finance and budgeting, featuring multi-platform compatibility, comprehensive analysis tools, recurring transactions, detailed reports, and support for multiple languages and export formats.
MoneyManager Ex is a free, open-source, cross-platform, easy-to-use personal finance software. It primarily helps organize one's finances and keeps track of where, when and how the money goes. It is also a great tool to get a bird's eye view of your financial worth.
"Firefly III" is a (self-hosted) manager for your personal finances. It can help you keep track of your expenses and income, so you can spend less and save more. Firefly III supports the use of budgets, categories and tags.
KMyMoney is a cross-platform personal finance manager built on KDE frameworks technologies for your desktop and notebook environment. It enables users to keep careful track of their personal finances by providing a broad array of financial features and tools.
Unofficial Android App for Firefly III, a free and open source personal finance manager.
Recurring Expense Tracker is a Material You recurring expense tracker, allowing you to keep track of your monthly spending. As its name suggests, it focuses on reccurring expenses such as rent, insurances, subscriptions etc.
GreenStash is a simple FOSS android app to help you plan and manage your savings goals easily and establish the habit of saving money.
MoneyWallet is an Android application that let you track your expenses. You can organize your data using custom categories, events, places and people tags. The best alternative to others apps, free and open source.
Skrooge allows you to manage your personal finances, powered by KDE 4.x. Thanks to its many features, it is one of the most powerful way to enter, follow, and analyze your expenses.
Buckwheat is an app that helps you spend money wisely. Writing down each spending sobers the mind and gives you an idea of how much and how you can spend.
United States
Belgium
EU
India
Germany
France
It works for the most part and does everything it advertised to an extent. Downside is I can't get it to stop crashing after 4 or 5 transactions.