Only major projects are covered here. Overall I have particpated in about 20 DFG projects, about 30 projects funded by the German federal government, about 30 projects funded by the state government of the state of Baden-Württemberg, about 80 European projects, and about 20 industrial projects 
Industry
AMD COVID-19 
A collaboration with AMD where AMD and penguin provide ressources for the support of simulations related to COVID-19 (2020 - 2023)
HPCDA
 A collaboration with Cray funded by Cray and the state of Baden-Württemberg on Data Analytics (2016 - 2020)
Teraflop Workbench Project 
 A collaboration with NEC in sustained Teraflops Computing (6/2004 - 5/2016) 
Microsoft HPC Institute 
 A collaboration with Microsoft in technical computing(5/2005 - 2011) 
European
EuroCC
National Competence Centres in the framework of EuroHPC
CASTIEL
Coordination and Support for National Competence Centres on a European Level
EXCELLERAT
 One of the nine Centers of Excellence for High Performance Computing in Europe with a focus on engineering applications (2018 - 2021)
HIDALGO
 One of the nine Centers of Excellence for High Performance Computing in Europe with a focus on Global Challenges applications (2018 - 2021) 
PRACE IP Projects
 Projects that support the PRACE activities in HPC (2010 - 2021)
FORTISSIMO/FORTISSIMO 2
 is a collaborative project that will enable European SMEs to be more competitive globally through the use of simulation services running on a High Performance Computing cloud infrastructure. (2013 - 2018)
HPC-EUROPA Projects
 Projects that support mobility of researchers in HPC in Europe (2004 - 2020)
CRESTA
 Collaborative Research into Exascale Systemware, Tools & Applications. One of three European funded Exascale Software Projects (2011 - 2014)
GridCoord 
 "an ERA Pilot on a co-ordinated Europe-wide Initiative in Grid Research" 
 A Specific Support Action under the Sixth Framework Programme of the European Community (7/2004-6/2006) 
DAMIEN
 Distributed Applications and Middleware for Industrial use of European Networks; IST contract IST-2000-25406; (1/2001 - 6/2003)
METODIS
 MEta computing TOols for DIstributed Systems; Esprit contract Nr. 29909; (1/1999 - 12/2001)
DECAST
 enhanced DEsign Environment for Industrial CASTing Processes on Parallel Computing Platforms; Esprit contract Nr. 28144; (10/1998 - 3/2001)
HPS-ICE
 High Performance Simulation of Internal Combustion Engines; Esprit contract Nr. 20184; (1/1996 - 12/1998)
CAESAR
 Clusters of Computational Intensive Applications For Engineering, Design, and Simulation on Scalable Parallel Architectures; Esprit contract Nr. 8328; (1.5.1994 - 31.4.1997)
Federal
SiVeGCS+ is a Project through which installation and operation of national supercomputers is funded by the Federal Ministry of Science (BMBF) and the Ministry of Science of the State of Baden-Württemberg (MWK-BW) (2017 - 2032)
CIRCE (Computational Immediate Response Center for Emergencies) A project to understand and evaluate the potential of HPC in cases of emergencies co-funded by the federal and state government (11/2021 - 10/2024)
NFDI4CAT: A project of the National Forschungsdaten Infrastruktur / National Research Data Infrastrcuture (NFDI) (10/2020 - 9/2025)
Cluster of Excellence Daten-integrierte Simulationswissenschaft (SimTech); Part of the German Initiative of Excellence; Principal Investigator (1/2019 - 12/2025)
SiVeGCS / SiVeGCS+ is a Project through which installation and operation of national supercomputers is funded by the Federal Ministry of Science (BMBF) and the Ministry of Science of the State of Baden-Württemberg (MWK-BW) (2017 - 2032)
inHPC.de is a project to support the closer interation of the three national German supercomputing centers in teh fields of networking and data management (2017 - 2020)
SPPEXA (German Priority Programme 1648: Software for Exascale Computing) / Exasolver 2, SMART-DASH: projects funded by the DFG (2015 - 2019)
PetaGCS (pdf) is a Project through which installation and operation of national supercomputers is funded by the Federal Ministry of Science (BMBF) and the Ministry of Science of the State of Baden-Württemberg (MWK-BW) (2008 - 2017)
Cluster of Excellence Simulation Technology (SimTech)
 Part of the German Initiative of Excellence; PI for research Area F: Hybrid High-Performance Computing Systems and Simulation Software Engineering (2007 - 2018)
Collaborative Research Center 716 (SFB 716)
 "Dynamic Simulation of Systems with Large Numbers of Particles" (1/2007 - 12/2012); Workpackage (Teilprojekt) "Performant and Flexible Multi Particle Simulation on Different Supercomputer Architectures" 
ASIL 
 Advanced Solvers Integrated Library - a project funded as part of the German HPC Initiative (1/2009 - 12/2011)
IMEMO
 Innovative HPC-Methoden und Einsatz für Hochskalierbare Molekulare Simulation - a project funded as part of the German HPC Initiative (1/2009 - 12/2011)
TIMaCS
 Tools for intelligent System Management of Very Large Computing Systems -  project funded as part of the German HPC Initiative (1/2009 - 12/2011)
FinGrid
 A collaborative project in financial business for the financial services industry as part of the German e-science initiative D-Grid (5/2007 - 4/2010)
InGrid
 A collaborative project in engineering for grids as part of the German e-science initiative D-Grid (9/2005 - 8/2008)
Collaborative Research Center 374 (SFB 374)
 "Development and Testing of Innovative Products - Rapid Prototyping" (2005 - 2008); Workpackage (Teilprojekt) D2 "Visualization and Simulation of Physical and Technical Processes"
Collaborative Research Center 259 (SFB 259) "High Temperature Problems of Reusable Space Vehicles" (2001 - 2003) Workpackage (Teilprojekt) C3 "Numerical Re-entry Aerothermodynamics"
Collaborative Research Center 382 (SFB 382) "Methods and Algorithms for SImulating Physical Processes on Supercomputers" (2001 - 2005) Workpackage (Teilprojekt) D02 "Interactive Visualization of Computer Simulations on Parallel Systems"
State funded
CIRCE (Computational Immediate Response Center for Emergencies) A project to understand and evaluate the potential of HPC in cases of emergencies (11/2021 - 10/2024)
NDLZL Nachhaltiger Datenlebenszyklus Literatur. A project together with the German Literature Archive and digital humanities researchers from the University of Stuttgart to explore data and the digital in context with literature (2019 - 2023).
BW-HPC-S5 A project to develop support methods for HPC in the state of Baden-Württemberg (2018 - 2020)
MOEWE A Project funded by the ESF and the state of Baden-Württemberg to develop training curricula and concepts for HPC (2016 - 2020)
Simulierte Welten /Simulated Worlds A state funded project to reach out to schools (2011 - 2024)
Transforming Simulation
 A project to investigate on the meaning and impact of simulation (2016 - 2019)
Sustainability
 A state funded Project to develop a concept for the sustainability of computing centers (2014 - 2019)
BW-HPC-C5 (German)
 A state funded Project to bring together HPC at all three Levels (national, state-wide and University) HLRS takes the lead in training & education
Software Development for Highly Scalable Systems
 A project together with NERSC in collaboration with the Green-Flash project
BW-Grid
 A project for Grid Computing in the Framework of the German Grid initiative D-Grid