Top Open Source Budgeting Apps Tools in 2026
A curated collection of the 9 best free and open-source Budgeting Apps tools in 2026. Compare features, GitHub stars, tech stacks, and self-hosted software.
YAFFA
Privacy-first self-hosted personal finance tracker
Stars108Last commit16d agoLicenseMITFirefly III
Track transactions, budgets, and accounts with a double-entry system, multi-currency support, rule engine, and REST API. Fully self-hostable.
Stars24,428Last commit17d agoLicenseAGPL-3.0
Sure.am
Open-source personal finance tracker
Stars9,626Last commit10d agoLicenseAGPL-3.0Splitpro
Open source expense splitter for friends
Stars1,412Last commit21d agoLicenseMIT
Financial Freedom
Open source budgeting tool for privacy-focused wealth building
Stars2,918Last commit3mo agoLicenseGPL-3.0Monetr
Open source paycheck-by-paycheck budgeting app
Stars679Last commit14d agoLicenseOpen Source
Maybe
Open source personal finance app
Stars54,314Last commit13mo agoLicenseAGPL-3.0ezBookkeeping
Open source self-hosted personal finance manager
Stars5,475Last commit11d agoLicenseMITActual
Privacy-focused envelope budgeting app with local-first sync and end-to-end encryption
Stars28,396Last commit11d agoLicenseMIT
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Showing 9 of 9 open-source tools