Third Round of Open Calls
The Local Digital Twins for Smart and Sustainable Communities (LDT4SSC) project, funded by the Digital Europe Programme (DEP), invited applications for its third Open Call across all three Work Strands — interconnecting, creating and enhancing Local Digital Twins across Europe. This call is now closed.
What was Open Call 3?
Open Call 3 covered all three Work Strands — interconnecting existing Local Digital Twins, creating new ones, and advancing AI-powered capabilities in the EU LDT Toolbox. This call is now closed.
Work Strand 1
Interconnecting existing Local Digital Twins for cross-border data exchange, shared services and interoperability.
Work Strand 2
Creation of new Local Digital Twins based on shared challenges across cities and communities.
Work Strand 3
Adding new and advanced AI services and innovative open-source components to the EU LDT Toolbox.
Why apply?
01. Interconnect & Build Digital Twins
Connect existing LDTs or create new ones from the ground up to address shared urban and regional challenges across European communities.
02. Secure Financial Support
Access substantial EU funding through the Digital Europe Programme to de-risk innovation and pilot new solutions at up to €1M per consortium.
03. Access the EU LDT Toolbox
Build on open-source specifications and tools developed within the LDT4SSC project ecosystem.
04. Advance AI Capabilities
Contribute cutting-edge AI services that simulate future scenarios and enhance decision-making for smart communities.
Timeline
Application Documents
This call is now closed. The documents below are available for reference only.
Interconnecting Existing Local Digital Twins
Creating New Local Digital Twins Based on Common Needs
Adding New Advanced AI-Based Capabilities to the LDT Toolbox
LDT4SSC Guarantee Form
Required for applicants from non-EU/EEA countries participating under the Digital Europe Programme. Organisations based in EU or EEA member states did not need to submit this form.
Open Call 3 – Info Session Materials
The Open Call 3 Info Session was held on 22 May 2026. The recording and presentation slides remain available below.
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