A number of Frequently Asked Questions about frePPLe are answered in this article.


1. What is frePPLe?

frePPLe is the first open source application for production planning and demand forecasting.


2. Who are the authors of frePPLe?

frePPLe is built and maintained by a community of developers. The project initiator and main author is Johan De Taeye, a Belgian enthusiast and IT freelancer with over 15 years of experience in the field of planning algorithms, planning processes, their real-life implementation and their technical integration.  He has been involved in over 10 implementations of supply chain planning tools at customers such as Nokia, ST Microelectronics, IBM, Philips, Dassault Aviation, etc

3. How is OptimalCore affiliated with frePPLe?

As a partner of the frePPLe project, OptimalCore is actively engaged in the frePPLe development community. Additionally, OptimalCore helps companies assess whether frePPLe is the right fit for them and successfully implements frePPLe to deliver maximum value. Furthermore, it provides education services and full support, including issue identification, workaround investigation & code fixing, for live implementations.


4. Does OptimalCore have any experience in real life production planning problems?

OptimalCore is a partnership of experts in the field of Supply Chain Planning and Optimization, with more than 15 years of experience in large scale supply chain planning projects and broad exposure to various industries including Metals, Pharmaceuticals, Consumer Goods, Process, Industrial Products and Hi Tech. Indicative companies where we offered our services are Sony Mobile, ABB Robotics, Hitachi Koki, ThyssenKrupp Steel, Royal Scandinavia, Merck&Co, CIBA-Vision, Swagelok, Shell, etc. Furthermore, our experience is combined with strong academic backgrounds in mathematical programming and optimization.

5. My business has certain unique characteristics, would frePPLe be able to accommodate these?

frePPLe has a rich set of functionalities only found so far in expensive commercial applications. We will be happy to help you assess if frePPLe is right for you.

6. How can I learn more about frePPLe?

We can try one of the following options:

  • Browse through our mimisite for more information and relevant material
  • Visit the official frePPLe website
  • Download and install the latest frePPLe release
  • Study and post questions at the frePPLe help forum
  • Visit the OptimalCore youTube channel for video tutorials of frePPLe
  • Contact us directly at This email address is being protected from spambots. You need JavaScript enabled to view it.


7. Is frePPLe mature enough to be used productively?

frePPLe is in development for more than 5 years and it has already reached a good maturity level. Nevertheless, the frePPLe community in general and OptimalCore in particular is very responsive and ready to help with any issues you may have.

Should you have further questions, please do not hesitate to contact us at This email address is being protected from spambots. You need JavaScript enabled to view it.