Open Systems Pharmacology

Arrhythmia Android |link|: Project

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

Arrhythmia Android |link|: Project

Implementing the complex level editor for touchscreens is a significant UI challenge. How to Play Project Arrhythmia on Android (Workarounds)

This is the most pressing issue for fans. The community has been begging for a port since the game launched, but the situation is complex.

Phase 4 — Feature parity & optimization (14–18 months)

Do not expect an official Project Arrhythmia Android release before 2026 . The technical debt of moving a complex UGC ecosystem to mobile is massive. project arrhythmia android

The game is performance-intensive, with many moving shapes, which could overheat mobile devices.

Kael closed his eyes. He remembered the sound of rain on a tin roof—irregular, soothing. He remembered his mother’s lullaby, which she always sang slightly off-beat. He let his heartbeat stutter, hesitate, then surge ahead in a wild, unpredictable swing.

explores how game-based tools improve rhythm and audiation skills, providing a framework for the design of games like Project Arrhythmia. ResearchGate Android Development & Status Guide :: GETTING STARTED (aka "I'm new, how do I ... ?") Implementing the complex level editor for touchscreens is

Project Arrhythmia Android: Is the Musical Bullet-Hell Coming to Mobile?

. Most "Project Arrhythmia" apps found on Android are unofficial fan-made ports or clones of varying quality. Core Gameplay Experience

These apps rarely feature the official story mode and usually require manual importing of custom level files (.asb or .bms). Emulation and Windows Layers Phase 4 — Feature parity & optimization (14–18

: A Bluetooth gamepad connected to your Android device, as touch controls can be difficult for precise bullet-hell movement.

: 5GHz Wi-Fi network or a wired Ethernet connection for the host PC.

While the wait for an official Android version continues, Project Arrhythmia (Afterbeat) remains a premier PC indie game. The high-octane gameplay is a perfect fit for mobile, and the demand is clear.

The game's biggest draw is its robust, carefully designed level editor. It allows users to "create their own levels and challenges using whatever music they wish". Because of this, the Project Arrhythmia community has exploded with content. According to the Steam store page, . Players can download these user-generated stages to test their skills in a variety of genres and difficulties, from relaxing melodic tracks to near-impossible gauntlets.

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

Management Team

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