The Local Digital Twins for Smart and Sustainable Communities (LDT4SSC) project, funded by the Digital Europe Programme (DEP), invites applications for its Third Round of Open Calls. 

This round supports pilot projects across three complementary Work Strands, covering the full lifecycle of Local Digital Twins (LDTs): interconnection, co-creation and advanced AI-driven capabilities. 

Work Strands 

Work Strand 1 (WS1): Interconnecting Existing LDTs  
Connecting and federating already operational LDTs to form a European-scale, interoperable network. 

Work Strand 2 (WS2): Creating New LDTs Based on Shared Challenges 
Supporting cities and communities to jointly design and deploy new LDTs addressing common territorial needs. 

Work Strand 3 (WS3): Adding Advanced AI-Based Capabilities to LDTs 
Developing innovative, AI-driven and open-source components to expand the EU LDT Toolbox. 

What can you get? 

• Up to €1,000,000 per consortium  
• 50% co-funding required  
• Maximum €500,000 per third party  
• Project duration: 12–18 months  

Key dates 

• Launch: 13 May 2026  
• Deadline: 13 July 2026 (23:59 CEST)  

Who can apply? 

• Local, regional and national authorities  
• Private organisations and SMEs  
• NGOs and not-for-profit organisations  
• Research institutions and academia  

How to apply 

Applicants must prepare and submit the required documents per Work Strand, ensuring eligibility criteria are met and proposals align with the selected Work Strand objectives. Full documentation and submission guidelines are available on the LDT4SSC website. 

Learn more and apply: https://ldt4ssc.eu/call-three/