Expense Tracker GitHub Repositories (2026) · Open Source Tools

Open-source personal finance manager. Self-hosted, privacy-first.

Open-source, self-hosted budget tracker and personal finance app. Bank sync, multi-currency, investments, and a built-in MCP server for Claude and ChatGPT.

Register, calculate and make reminders for your recurring expenses alongside credit card due dates.

PennyWise automatically reads transaction SMS messages and transforms them into organized financial data with on-device AI assistance. No manual entry, no cloud processing, complete privacy.

A simple but powerful self-hosted finance tracker

ezBookkeeping is an open source, powerful, self-hosted personal finance app that is easy to use.

POS open-source, simple things only need simple solutions

A Material You recurring expense tracker, allowing you to keep track of your monthly spending.

Econumo - A personal and family budgeting app with multi-currency support, shared accounts, and flexible budgets

Modern, secure, offline-first personal finance and expense tracking mobile application built with React Native Expo

A fast, private expense tracker for Android: log a spend in two taps, see what's safe to spend today, and plan ahead. Data stays on your phone.