Best Open Source Budgeting Apps in 2026
Personal finance apps for tracking spending, setting budgets, and managing household or business finances.
4 open source budgeting apps — ranked by GitHub stars. Browse all
Actual Budget
Fast, privacy-focused local-first personal finance app using zero-sum budgeting, with optional self-hosted sync.
Alternative to:
YNAB
Firefly III
Free and open-source personal finance manager with double-entry bookkeeping, budgets, and bank import support.
Alternative to: 
Mint
Mint
Ghostfolio
Open-source wealth management software to track stocks, ETFs, cryptocurrencies, and your overall net worth.
Budget Board
A simple app for tracking monthly spending and working towards financial goals.
Alternative to: Mint
Mint