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Sure vs Firefly III: catalog facts
Sure	Firefly III
Free Free and open source to self-host.	Free Free and open source under the AGPL 3.0. You provide the hosting.
Web, Self-hosted	Windows, macOS, Linux, Web, Self-hosted
Keeps financial data on your own server Net-worth and account tracking in one dashboard	Budgets, categories, tags, bills and recurring transactions in one place Rules that categorise transactions as they arrive
Requires running and maintaining your own server Community fork, so documentation may lag behind changes	A PHP application with a database that you have to run and update Bank imports need a separate companion tool
Self-hosted	Self-hosted
Open source	Open source
License: AGPL-3.0	License: AGPL-3.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 21, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.