







Hi, I'm the founder and sole developer of my own open source software called open3A. It's a web-based invoicing application that I started in 2007 and h...
So You Want to Earn Money with Open Source
I earned 0 Euros from maintaining OSS software …

How to build a successful business model around open source software
The right approach to open source can be a great revenue model for the software provider — my company did it and we've been profitable since day one.

How to Make Money from Open Source Platforms - Linux.com
John Mark Walker is the Open Source Ecosystems Manager at Red Hat. I never thought I’d have to write this article in 2015. By now, I thought it would be self-evident how to derive revenue from open source software platforms. But alas, no. Despite the fact that the success of open source software is unparalleled and […]

Making money from Open Source Software: How we do it?
How we make money from open source software with RavenDB: dual licensing, AGPL, support reduction, and treating OSS like a commercial product.

Paying people to work on open source is good actually - Jacob Kaplan-Moss
If you have a problem with maintainers getting paid then you have a problem with me and I suggest you let that one marinate.


The Open Source Distributor Business Model
Dirk Riehle, dirk@riehle.org, Published in Computer vol. 54, no. 12 (December 2021), pp. 99-103. Abstract This article defines and discusses one particular commercial open source business model, ca…

5 ways open source software companies make money
A guide on how to evaluate the long-term sustainability of the business behind any open-source software you are using (or considering working on yourself).

The Secrets of Successful Open Source Business Models
Finding the right model for your open-source startup

Revisiting the Open Source Business Model
In the past few years, many companies have come to me asking for help drafting a “new open source license.” As a rule, drafting a new open source software license is not a good idea, s…

Open Source ERP and CRM | Odoo
From ERP to CRM, eCommerce and CMS. Download Odoo or use it in the cloud. Grow Your Business.

Selling Your Software To Businesses [TwilioCon 2012 presentation] | Kalzumeus Software
How to become an amazing contributor (to an open source project)
It's a busy morning here in New York City. My email inbox is full of pleasant surprises. The first is a patch for one of my open source projects. A second will appear this afternoon. A third should come late at night—or maybe tomorrow–from a new contributor. Alongside my day job, I contribute and manage open source projects. The number of projects I work on has grown from a couple of small tools to well over a dozen in the last three years. Open source has become a great way to learn new technology, experiment with modern software development practices, and, of course, meet other like-minded engineers. I find that seeing great contributors send working and tested code provides a unique feeling of accomplishment, as powerful as having many satisfied users of my own applications or strong revenues posted by the employer that pays my bills.

Single-Vendor Open Source Firms (and Their Intellectual Property Strategies)
Dirk Riehle, dirk@riehle.org An edited version was published in Computer magazine, April 2020 Abstract This article present a particular business model for commercial open source firms, called the …
