Open Systems Pharmacology

Be Story Club -

Reliable, powerful and easy-to-use modeling & simulation tools for pharmaceutical and other life-sciences applications. Qualified and accepted by the scientific community including academia, regulatory agencies and industry. Available free to everyone.

Essentials

Download OSP Suite

Explore the full functionality of the OSP suite. PBPK, PBPK/PD, QSP – the OSP Suite gives you the flexibility to build it all without having to start from scratch.

Forum

Have your questions answered or provide answers to others. The Forum is a great way to stay up-to-date on the community buzz around OSP.

Documentation

Need to find out how to use a feature? Looking to understand the inner workings of the model? Here you’ll find the extensive OSP manual and qualification documents.

News & Release

Save the Date: OSP Community Conference 2026

In Beerse, Antwerp September 24th and 25th

Open Systems Pharmacology Suite - Version 12 Update 2

We are pleased to announce the new release of the OSP Suite Version 12 Update 2 which is now available for download.

WORKSHOP AT ACOP COLORADO.

Join ESQlabs at the ACoP Conference in Colorado Building Scalable PBPK-QSP Models - Modularization in MoBi for OSP Suite V12.

Ready to take the plunge? Download

Platforms actively crowdsource narrative arcs by hiring freelance authors to pitch high-stakes plot twists and cliffhangers targeted at young adult demographics.

Below is a story inspired by the typical themes and artistic style of the series. The Mystery of the Missing Mural

"That," Sarah said, raising her glass, "is why we are the Be Story Club."

"It was terrifying," Elena whispered. "Because I think we all have that door."

"And yet," a voice came from the doorway.

The room went quiet. Marcus had been trying to write a novel for years, a sprawling sci-fi epic that he never let anyone read. This was new.

"And yet," Marcus continued, "We are all Nick. We are all narrators trying to make sense of the chaos."

David leaned forward, his coffee forgotten. Elena stopped chewing her lip. Sarah felt a tightness in her chest, a resonance with the fear of 'what if.'

The friends realized this was a perfect moment for the to put their values into action. Instead of being upset, they handed Toby a brush. Together, they turned the blue splatters into a beautiful, shimmering river that tied the whole mural together.

They called themselves "The Be Story Club."

Membership is free and open. You can lurk, listen, or lead a session. The only rule: honor each story as if it were your own.

"So," Marcus said, his voice cracking slightly. "Did you feel it? Did you be it?"

Publications & Models

Models

Glucose Insulin Model

Scientifically exciting for diabetes researchers. Technically exciting for everyone with PBPK models of glucose, insulin, and glucagon coupled through non-mechanistic PD as well as systems pharmacology PD models.

Publications

Journal Publications

Growing list of scientific journal publications that relates to OSP or describes work with PK-Sim® or MoBi®. Add your own contributions and label them or others appropriately to further grow and structure this database.

Take a look at all our models Browse

Be Story Club -

Platforms actively crowdsource narrative arcs by hiring freelance authors to pitch high-stakes plot twists and cliffhangers targeted at young adult demographics.

Below is a story inspired by the typical themes and artistic style of the series. The Mystery of the Missing Mural

"That," Sarah said, raising her glass, "is why we are the Be Story Club."

"It was terrifying," Elena whispered. "Because I think we all have that door." be story club

"And yet," a voice came from the doorway.

The room went quiet. Marcus had been trying to write a novel for years, a sprawling sci-fi epic that he never let anyone read. This was new.

"And yet," Marcus continued, "We are all Nick. We are all narrators trying to make sense of the chaos." "Because I think we all have that door

David leaned forward, his coffee forgotten. Elena stopped chewing her lip. Sarah felt a tightness in her chest, a resonance with the fear of 'what if.'

The friends realized this was a perfect moment for the to put their values into action. Instead of being upset, they handed Toby a brush. Together, they turned the blue splatters into a beautiful, shimmering river that tied the whole mural together.

They called themselves "The Be Story Club." This was new

Membership is free and open. You can lurk, listen, or lead a session. The only rule: honor each story as if it were your own.

"So," Marcus said, his voice cracking slightly. "Did you feel it? Did you be it?"

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