Firefly III logo

Firefly III

Free and open source personal finance manager

Alternative to: ynab, mint, quickbooks


About Versions (100)

v6.6.1

2026-04-19

Welcome to release v6.6.1 of Firefly III. It contains the latest fixes, translations and features. Docker users can find this release under the latest tag.

Changelog

[!WARNING] This releases will invalidate ALL of your OAuth-tokens and clients. Integrations with Home Assistant, AI-agents or the Firefly III Data Importer must be reconfigured with newly generated tokens. Old tokens and clients will no longer work. Sorry about that.

Changed

  • Updated many dependencies, amongst which are some backwards incompatible ones. Sorry about your OAuth-tokens.

Fixed

  • Issue 12029 (PrimaryAmountRecalculationService - Attempt to read property “data” on null.) reported by @MihataBG
  • Issue 12030 (Rule engine fires twice in some cases) reported by @Robubble
  • Issue 12034 (The new Piggy Banks accounts are not being displayed properly grouped in the record creation form) reported by @jgmm81
  • Issue 12035 (Foreign currency account value in primary currency does not update after changing exchange rates (Dashboard)) reported by @gattacus
  • Issue 12043 (Detail in the Running balance indicator through the Liabilities accounts (multi currencies)) reported by @jgmm81
  • Discussion 12044 (Very slow startup) started by @pelaxa
  • Issue 12056 (Details regarding the Note records in the Database and the “Purge data from Firefly III” function) reported by @jgmm81
  • Issue 12063 (Cannot set budget higher than 268435456) reported by @Permagate
  • Issue 12066 (Email notifications ignore user language preferences) reported by @examosa
  • Issue 12070 (can’t add money to piggy bank) reported by @4e868df3
  • Issue 12081 (Discord changes webhook domain) reported by @MinDBreaK
  • Issue 12083 (Hide or remove the Ntfy fields if they dont work.) reported by @OrakMoya
  • Issue 12107 (Exception sending test email notification) reported by @antrv
  • Issue 12154 (Error on artisan firefly-iii:upgrade-database v6.6.0) reported by @Tealk

Installation and upgrade instructions

The releases are signed, and you can verify them using the Firefly III releases PGP key.

Develop with Firefly III

Are you interested in (future) API changes to Firefly III, or other interesting dev-related updates? Sign up to the Firefly III developer newsletter to receive low-frequency updates about the development of Firefly III.

Support Firefly III

Did you know you can support the development of Firefly III? You can donate in many ways, like GitHub Sponsors or Patreon. Please follow this link for more information. Thank you for your consideration.