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Open source alternatives to Flux

50 open source Finance apps to use instead, best rated first.

Top picks

  1. H

    Hyperswitch

    Launch

    A unified payment infrastructure that connects multiple payment processors through a single API integration, enabling global payment processing

    Open source

  2. I

    Invoiceninja

    Launch

    Invoice Ninja is a comprehensive invoicing, quote, project, and time-tracking application built with Laravel. Designed to streamline billing and financial management tasks, it caters to freelancers, small businesses, and service professiona

    FreeOpen source

  3. I

    InvoicePlane

    Launch

    InvoicePlane is a free and open source application to manage your quotes, invoices, payments and customers.

    FreeOpen sourceSelf-hosted

  4. A

    Actual

    Launch

    Actual Budget is a super fast and privacy-focused app for managing your finances. At its heart is the well proven and much loved Envelope Budgeting methodology.

    Open source

  5. F

    Fincept Terminal

    Launch

    Comprehensive financial data platform offering economic insights, market analysis, and portfolio management tools

    Open source

  6. F

    Firefly III

    Launch

    Track transactions, budgets, and accounts with a double-entry system, multi-currency support, rule engine, and REST API. Fully self-hostable.

    Open source

More Finance apps

See all
7
M

Midday

The business stack for modern founders

Launch
8
B

BTCPay Server

Bitcoin and other cryptocurrencies payment processor. (Demo, Source Code) MIT C#

Launch
9
I

Inventree

Inventory management system

Launch
10
A

Akaunting

Self-hostable accounting software covering invoicing, expense tracking

Launch
11
G

Ghostfolio

Open source portfolio tracking software

Launch
12
H

Hummingbot

Automate crypto trading strategies with a powerful, customizable platform

Launch
13
P

Polar

Comprehensive payment solution

Launch
14
S

Sure.am

An all-in-one personal finance platform

Launch
15
E

Expensify

Automate expense reporting, reimbursements, and corporate card management

Launch
16
F

Flexprice

A flexible billing platform that handles usage-based metering

Launch
17
F

Frappe Books

A user-friendly desktop accounting software

Launch
18
B

Bigcapital

Cloud-based accounting software

Launch
19
P

Paisa

Paisa is an open source personal finance manager

Launch
20
S

Spliit

A user-friendly app for tracking shared expenses, settling debts

Launch
21
W

Wealthfolio

Private, Open-Source Investment Tracker

Launch
22
A

Aureus ERP

Free and Open Source ERP software

Launch
23
L

Lean

Lean Algorithmic Trading Engine by QuantConnect (Python, C#)

Launch
24
O

OpenStock

OpenStock is an open-source alternative to expensive market platforms

Launch
25
I

IHateMoney

Manage your shared expenses, easily

Launch
26
D

Domain Locker

Domain name portfolio management and tracker

Launch
27
I

Invoice Dragon

Create PDF Invoices and Receipts for Free

Launch
28
P

Paymenter

Automate subscriptions and manage payments

Launch
29
P

PriceLevel

Verified Software Prices from Actual Buyers

Launch
30
P

Python Training

Python training for business analysts and traders

Launch
31
S

Superalgos

Free, open-source crypto trading bot

Launch
32
A

App Monorepo

Secure, open source and community driven crypto wallet runs on all platforms

Launch
33
S

StockSharp

Algorithmic trading and quantitative trading open source platform

Launch
34
S

Sure

Personal finance application for everyone

Launch
35
I

Invoice Ninja

Powerful tool to invoice clients online

Launch
36
C

CTF Wiki

Come and join us, we need you!

Launch
37
S

Splitpro

Free, open-source expense sharing app

Launch
38
V

Vectorbt

The backtesting engine that gives you an unfair advantage

Launch
39
B

Budget Board

Simple app for tracking monthly spending and working towards financial goals

Launch
40
I

Idurar ERP CRM

Free Open Source ERP CRM Software Accounting Invoicing | Node.Js React

Launch
41
R

Rotki

A portfolio tracking, analytics, accounting and management application

Launch
42
I

InvoiceShelf

Track expenses, payments & create professional invoices & estimates

Launch
43
S

Stack On A Budget

A collection of services with great free tiers for developers on a budget

Launch
44
L

LND

Lightning Network Daemon

Launch
45
L

Lang

List of 128 languages for Laravel Framework, Laravel Jetstream, Laravel Fortify

Launch
46
R

Rqalpha

A extendable, replaceable Python algorithmic backtest && trading framework

Launch
47
I

I2p.i2p

I2P is an anonymizing network, offering a simple layer

Launch
48
M

Metamask Desktop

Metamask Desktop client and Web3 dApp browser for Windows, macOS, and Linux

Launch
49
H

Hack Club

Where teens make cool stuff

Launch
50
M

Meteroid

Open-source pricing and billing platform

Launch

About Flux

F

Flux

Flux is building the payment network for alternative payments in…

Flux is building the payment network for alternative payments, with a focus on bringing acceptance of all BNPL options to on-site merchants so they can max their client's buying power. Flux provides an instant-issuing and payment acceptance solution for consumer credit products, and a payment terminal for alternative credit (non-card) for retailers.

View FluxAll Finance apps
Made by
Flux
Category
Finance
Website
paywithflux.com