# Firefly III

Firefly III is a free, open-source, self-hosted personal finance manager with no AI and no cloud component. It covers budgets, categories and tags, recurring transactions, rule-based transaction handling, double-entry bookkeeping, piggy banks and income and expense reports. Users install it on their own server, and a REST JSON API covers almost every part of the application.

Page: https://slateindex.ai/brand/firefly-iii · data of 2026-11-02

## Facts

- Founded: 2017
- Headquarters: Netherlands
- Company type: Open source project
- Deployment: Self-hosted: the user installs it and runs it on their own server, with a Docker image available.
- Best for: Individuals who want a free, self-hosted personal finance manager.

## Products

- Firefly III: Free, open-source, self-hosted personal finance manager with budgets, categories and tags, recurring transactions, rule-based transaction handling, double-entry bookkeeping, piggy banks and reports.
- Firefly III Data Importer: Separate component that handles documented file imports and optional supported financial-data providers.

## Rankings

| Category | Rank | Visibility | Mentions |
|---|---|---|---|
| Expense Management | 31 of 37 | 0.0 | 0 |

## By engine

| Engine | Visibility | Mention rate |
|---|---|---|
| chatgpt | 0.0 | 0.0% |
| google_ai_mode | 0.0 | 0.0% |
| perplexity | 0.0 | 0.0% |

## Definitions

- Visibility (0–100): how often and how high AI answers name the brand, weighted by position.
- Mention rate: share of collected AI answers that name the brand.
- Share of voice: the brand's mentions as a share of all brand mentions in the category.
- Citation authority: share of answers naming the brand that cite the brand's own site.

Cite as: SlateIndex, “Firefly III AI visibility profile”, https://slateindex.ai/brand/firefly-iii, data of 2026-11-02. Licence: CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/).