Third-party apps
There are a lot of interesting tools and apps built around the Firefly III API. Here's a list, in no particular order. Is your (favorite) tool not on the list? Submit a PR!
Be sure to also check out the list of import tools.
Home Assistant
Firefly III Core integration
A core integration that allows you to integrate Firefly III, shipped with Home Assistant since version 2025.11.
Firefly III HACS integration
A custom integration, developed by community, that allows you to integrate Firefly III into Home Assistant.
Mobile applications
iPhone SMS to Firefly III transaction
This is a tool that allows you to create transactions in Firefly III by sending an SMS from your iPhone.
Firefly-Pico
Firefly-Pico is a web app, optimized for mobile phones, with a focus on clean UI and fast expense tracking.
Waterfly III
Waterfly III is an android app created by @dreautall that connects to your Firefly III installation.
Photuris III
Photuris III is an android app created by @emansih that connects to your Firefly III installation.
OCR Firefly Mobile
OCR Firefly Mobile is a little tool to help you enter transactions into the mobile app automatically.
Abacus App
Abacus is a mobile app created by @victorbalssa that allows you to use your Firefly III instance from your mobile.
Lychnos
Lychnos is a simple web front-end for Firefly III made by @davidschlachter, built around annual budgets for categories. Supports creating and viewing transactions alongside its budgeting features.
Firefly Personal Finance
Firefly Personal Finance is an android app created by @mconway that connects to your Firefly III installation.
Warning
Development of this tool stopped in January 2020. It may no longer work as expected.
Bots and tools
Firefly III CLI
Firefly III Command Line Interface is a tool made by @afonsoc12 that allows you to interact with Firefly III over the command line.
PHP API library
The PHP API library is a library developed by StanSoft.BG Ltd that allows you to easily authenticate to Firefly III over OAuth2.0 and use the API in your own app.
AI Categorizer
Firefly III AI Categorizer is a tool developed by @bahuma20 that allows you to automatically categorize your expenses for free by using OpenAI.
Telegram bot for Firefly III
The Telegram bot for Firefly III can create transactions through Telegram.
Firefly Bot
The Firefly Bot can create transactions through Telegram.
iOS Shortcut
iOS Shortcut to create transactions in Firefly III.
FFIIITC
FFIIITC is a tool that allows you to automatically categorize your transactions using ML and Naive Bayes classifier.
Firefly III - Sankey Diagram Generator
Firefly III - Sankey Diagram Generator is a command-line tool that generates Sankey diagrams from your Firefly III financial data.
Reporting
Prometheus Exporter
Alejandro built a Prometheus exporter for Firefly III.
Summary emails
David built a tool to send you a monthly overview of your expenses by category.
Yemzikk forked and enhanced this project with some cool new features:
Import tools
All import related tools are listed on the page on importing data.
Other tools
Other tools developed by the developer of Firefly III are listed on the other tools page.