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The Flex Company

Self-hosted alternatives to The Flex Company

50 self-hosted Finance apps to use instead, best rated first.

Top picks

  1. I

    InvoicePlane

    Launch

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

    FreeOpen sourceSelf-hosted

  2. B

    BTCPay Server

    Launch

    BTCPay Server is a self-hosted, open-source cryptocurrency payment processor. It's secure, private, censorship-resistant, and free.

    FreeOpen sourceSelf-hosted

  3. I

    Inventree

    Launch

    Inventory management system which provides intuitive parts management and stock control. (Demo, Source Code) MIT Python

    FreeOpen sourceSelf-hosted

  4. A

    Aureus ERP

    Launch

    Aureus ERP is a top open-source ERP Software for growing businesses. It helps you manage sales, CRM, inventory, accounting, HR, and more.

    FreeOpen sourceSelf-hosted

  5. I

    IHateMoney

    Launch

    Manage your shared expenses, easily. (Demo, Source Code) BSD-3-Clause Docker/Python

    FreeOpen sourceSelf-hosted

  6. D

    Domain Locker

    Launch

    🌐 The all-in-one tool, for keeping track of your domain name portfolio. Got domain names? Get Domain Locker!

    FreeOpen sourceSelf-hosted

More Finance apps

See all
7
S

Sure

Personal finance application for everyone

Launch
8
I

Invoice Ninja

Powerful tool to invoice clients online

Launch
9
B

Budget Board

Simple app for tracking monthly spending and working towards financial goals

Launch
10
R

Rotki

A portfolio tracking, analytics, accounting and management application

Launch
11
I

InvoiceShelf

Track expenses, payments & create professional invoices & estimates

Launch
12
M

Meteroid

Open-source pricing and billing platform

Launch
13
I

ITFlow

Client IT documentation, ticketing, invoicing and accounting for MSPs

Launch
14
O

OctoBot

Cryptocurrency trading bot

Launch
15
B

Bitcart

Cryptocurrencies payment processor and development platform

Launch
16
M

Marble

An open-source platform that enables fintech companies

Launch
17
P

Pinry

Tiling image boards for saving media and webpages

Launch
18
S

SHKeeper

Cryptocurrency payment processor

Launch
19
I

Invoice Builder

Invoice and quotation builder desktop app

Launch
20
L

LedgerSMB

Integrated accounting and ERP system for small and midsize businesses

Launch
21
O

Ocular

Simplistic and straightforward budgeting app

Launch
22
I

Invio

Self-hosted invoicing without the bloat

Launch
23
K

Krypto-trading-bot

Self-hosted crypto trading bot (automated high frequency market making)…

Launch
24
V

VoucherVault

Store and manage vouchers, coupons, loyalty and gift cards digitally

Launch
25
R

Rachoon

A self-hostable way to handle invoices

Launch
26
W

WYGIWYH

Simple and powerful finance tracker. (Demo) AGPL-3.0 Docker/Python

Launch
27
W

WYGIWYH

Simple and powerful finance tracker

Launch
28
I

Invoicerr

Invoicerr is a freelance-focused invoicing app

Launch
29
O

OpenBudgeteer

Budgeting app based on the Bucket Budgeting Principle

Launch
30
W

Wapy.dev

Wapy.dev helps you track subscriptions, monitor recurring expenses

Launch
31
W

Whisper Money

Understand your personal finances. Forget Excels, try Whisper Money

Launch
32
E

Easy Invoice PDF

Free & Open-Source Invoice Generator

Launch
33
E

ExpenseOwl

Extremely simple, self-hosted expense tracker with a beautiful UI

Launch
34
S

Subtrackr

Self-hosted Subscription Tracker

Launch
35
O

OpenBudgeteer

Bucket budgeting web app

Launch
36
I

Investbrain

Manage and track investment portfolio performance

Launch
37
A

Adamant Tradebot

Free self-hosted liquidity bot for token issuers who want

Launch
38
S

Subscription Manager

A simple web app to help you keep track of your subscriptions

Launch
39
S

SlowBooks-Pro-2026

Free, source-available accounting: double-entry bookkeeping, invoicing

Launch
40
K

Kresus

Personal finance manager

Launch
41
D

DumbBudget

A stupid simple budget app!

Launch
42
B

Budgetzero

Open-source, self-hosted, zero-based budgeting

Launch
43
B

Budgetbee

BudgetBee is a finance self hosted app

Launch
44
B

BudgetBee

Personal finance management system

Launch
45
E

ETH Transactions Storage

Self-hosted Ethereum transaction indexer for native ETH

Launch
46
P

Picsou Finance

Self-hosted personal finance dashboard Track bank accounts, brokerage, crypto

Launch
47
F

Family Accounting Tool

Web-based finance management tool for partners with partially shared expenses

Launch
48
E

Econumo

Budgeting application for managing personal and family finances

Launch
49
A

Accounted

The Open Source ERP Built for Agents

Launch
50
O

Ocular

A fancy, simplistic, beautiful and straight-forward

Launch

About The Flex Company

T

The Flex Company

Sustainable period care

The Flex Co. is the top-selling sustainable period care brand known for creating a more comfortable period for everyone. Their patented product portfolio, Flex™ Disc, FlexCup™, Softdisc® and Softcup®, which are sold online and in over 30,000 retail doors throughout the U.S. including Walmart, Target, CVS and Walgreens. Based in Venice, California, The Flex Co.

View The Flex CompanyAll Finance apps
Made by
The Flex Company
Category
Finance
Website
flexfits.com