Integrates enterprise resource planning, CRM, and more, eliminating the need for multiple software with open-source solutions developed in Python.
- CRM System
- Freemium • Open Source
- Windows
- Linux
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Self-Hosted

Integrates enterprise resource planning, CRM, and more, eliminating the need for multiple software with open-source solutions developed in Python.

Unofficial Android App for Firefly III, a free and open source personal finance manager.



Autumn is an open-source layer between Stripe and your application, allowing you to create any pricing model and embed it with a couple lines of code. On Autumn you can build:

Make your services stand out by presenting them with finesse. Forget emailing PDFs, late payments, or not hearing back. Use Portal to send branded digital proposals, collect payments worldwide, run subscription-based services, transfer large deliverables, & more.

From invoicing to expense tracking to accounting, Akaunting has all the tools you need to manage your money online, for free.

InvoicePlane is a self-hosted open source application for managing your quotes, invoices, clients and payments. The application comes with various options, templates and settings to customize your invoicing experience.

TimeCamp is a time tracking software for freelancers and companies. It's well equipped: budgeting, invoicing, project costs and many others. If you're looking for a mobile-friendly solution, this one will be perfect!.

Easy cloud accounting for small businesses and freelancers; send, track, and collect payments quickly. Create invoices, capture expenses, and track time.

MyPublicWiFi is an easy-to-use software that turns your laptop/PC into a Wi-Fi wireless access point. Anyone nearby can surf the Internet through your sharing. This is also an ideal solution for setting up a temporary Access Point in a hotel room,meeting room,at home or the like.

Automated timekeeping and billing for law firms.

WatchMe is a free (premium available) simple timer program to time a number of different tasks or events together or independently of each other.

Offers customizable templates, tax compliance, fraud protection, client portal, and software integration, alongside features for streamlined invoicing, billing, and management.

Keep track of your subscriptions. Get insights in your fixed costs. Manage your subscriptions and get notified when a bill is due.



Open-source metering and usage-based billing. Lago offers a self-hosted and cloud, scalable and modular architecture for metering and usage-based billing, at every stage of your company.

The simplest invoicing solution for small businesses to manage invoices, track payments and automate reminders. Spend less time billing your clients, and more time growing your business.

Next-gen digital automation software with automated billing, client management, support services, multi-language support, and fraud protection.

Atera’s all-in-one platform provides IT professionals with various integrated solutions that help them get access, visibility, and control over daily IT work.

SimplePractice is a practice management solution designed for private practitioners, currently used by over 185,000 health and wellness professionals. This web-based system manages tasks from administrative paperwork to clinical care.

Using GrandTotal you can create invoices and estimates and keep track over the outstanding payments. Detailed statistics and graphs give you an insight into the current state of your business and allow comparison to previous periods.

Nitrobox is a SaaS solution helping enterprises and scaling startups to automate their complex revenue processes and build smart billing and pricing models, such as subscriptions, pay-per-use, digital one-time transactions, or any hybrid model.

The Online Invoices innovative system enables you to invoice clients fast - track and receive payments online in seconds. Use built-in powerful features to manage subscriptions.

The only complete billing solution for SaaS. As your merchant of record, Paddle handles your payments, tax, subscription management and more, so you can focus on growing your software business.

Manage subscriptions and monthly bills with rate increase alerts, auto-payment management, and budget control, enhancing financial wellbeing.



Paycom Software, Inc. (NYSE: PAYC) simplifies business and employees’ lives through automated, command-driven HR and payroll technology that revolutionizes data access. From hire to retire, Paycom’s employee-first technology leverages AI and full-solution automation to...

Our invoice Software for Mac and PC is designed to make your life easier with features like custom invoice templates and estimates.
